816.index.js

exports.id = 816;
exports.ids = [816];
exports.modules = {

/***/ 7666:
/***/ ((module, __unused_webpack_exports, __webpack_require__) => {

/*! node-domexception. MIT License. Jimmy Wärting <https://jimmy.warting.se/opensource> */

if (!globalThis.DOMException) {
  try {
    const { MessageChannel } = __webpack_require__(8167),
    port = new MessageChannel().port1,
    ab = new ArrayBuffer()
    port.postMessage(ab, [ab, ab])
  } catch (err) {
    err.constructor.name === 'DOMException' && (
      globalThis.DOMException = err.constructor
    )
  }
}

module.exports = globalThis.DOMException


/***/ }),

/***/ 3585:
/***/ (function(__unused_webpack_module, exports) {

/**
 * @license
 * web-streams-polyfill v3.3.3
 * Copyright 2024 Mattias Buelens, Diwank Singh Tomer and other contributors.
 * This code is released under the MIT license.
 * SPDX-License-Identifier: MIT
 */
(function (global, factory) {
     true ? factory(exports) :
    0;
})(this, (function (exports) { 'use strict';

    function noop() {
        return undefined;
    }

    function typeIsObject(x) {
        return (typeof x === 'object' && x !== null) || typeof x === 'function';
    }
    const rethrowAssertionErrorRejection = noop;
    function setFunctionName(fn, name) {
        try {
            Object.defineProperty(fn, 'name', {
                value: name,
                configurable: true
            });
        }
        catch (_a) {
            // This property is non-configurable in older browsers, so ignore if this throws.
            // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/name#browser_compatibility
        }
    }

    const originalPromise = Promise;
    const originalPromiseThen = Promise.prototype.then;
    const originalPromiseReject = Promise.reject.bind(originalPromise);
    // https://webidl.spec.whatwg.org/#a-new-promise
    function newPromise(executor) {
        return new originalPromise(executor);
    }
    // https://webidl.spec.whatwg.org/#a-promise-resolved-with
    function promiseResolvedWith(value) {
        return newPromise(resolve => resolve(value));
    }
    // https://webidl.spec.whatwg.org/#a-promise-rejected-with
    function promiseRejectedWith(reason) {
        return originalPromiseReject(reason);
    }
    function PerformPromiseThen(promise, onFulfilled, onRejected) {
        // There doesn't appear to be any way to correctly emulate the behaviour from JavaScript, so this is just an
        // approximation.
        return originalPromiseThen.call(promise, onFulfilled, onRejected);
    }
    // Bluebird logs a warning when a promise is created within a fulfillment handler, but then isn't returned
    // from that handler. To prevent this, return null instead of void from all handlers.
    // http://bluebirdjs.com/docs/warning-explanations.html#warning-a-promise-was-created-in-a-handler-but-was-not-returned-from-it
    function uponPromise(promise, onFulfilled, onRejected) {
        PerformPromiseThen(PerformPromiseThen(promise, onFulfilled, onRejected), undefined, rethrowAssertionErrorRejection);
    }
    function uponFulfillment(promise, onFulfilled) {
        uponPromise(promise, onFulfilled);
    }
    function uponRejection(promise, onRejected) {
        uponPromise(promise, undefined, onRejected);
    }
    function transformPromiseWith(promise, fulfillmentHandler, rejectionHandler) {
        return PerformPromiseThen(promise, fulfillmentHandler, rejectionHandler);
    }
    function setPromiseIsHandledToTrue(promise) {
        PerformPromiseThen(promise, undefined, rethrowAssertionErrorRejection);
    }
    let _queueMicrotask = callback => {
        if (typeof queueMicrotask === 'function') {
            _queueMicrotask = queueMicrotask;
        }
        else {
            const resolvedPromise = promiseResolvedWith(undefined);
            _queueMicrotask = cb => PerformPromiseThen(resolvedPromise, cb);
        }
        return _queueMicrotask(callback);
    };
    function reflectCall(F, V, args) {
        if (typeof F !== 'function') {
            throw new TypeError('Argument is not a function');
        }
        return Function.prototype.apply.call(F, V, args);
    }
    function promiseCall(F, V, args) {
        try {
            return promiseResolvedWith(reflectCall(F, V, args));
        }
        catch (value) {
            return promiseRejectedWith(value);
        }
    }

    // Original from Chromium
    // https://chromium.googlesource.com/chromium/src/+/0aee4434a4dba42a42abaea9bfbc0cd196a63bc1/third_party/blink/renderer/core/streams/SimpleQueue.js
    const QUEUE_MAX_ARRAY_SIZE = 16384;
    /**
     * Simple queue structure.
     *
     * Avoids scalability issues with using a packed array directly by using
     * multiple arrays in a linked list and keeping the array size bounded.
     */
    class SimpleQueue {
        constructor() {
            this._cursor = 0;
            this._size = 0;
            // _front and _back are always defined.
            this._front = {
                _elements: [],
                _next: undefined
            };
            this._back = this._front;
            // The cursor is used to avoid calling Array.shift().
            // It contains the index of the front element of the array inside the
            // front-most node. It is always in the range [0, QUEUE_MAX_ARRAY_SIZE).
            this._cursor = 0;
            // When there is only one node, size === elements.length - cursor.
            this._size = 0;
        }
        get length() {
            return this._size;
        }
        // For exception safety, this method is structured in order:
        // 1. Read state
        // 2. Calculate required state mutations
        // 3. Perform state mutations
        push(element) {
            const oldBack = this._back;
            let newBack = oldBack;
            if (oldBack._elements.length === QUEUE_MAX_ARRAY_SIZE - 1) {
                newBack = {
                    _elements: [],
                    _next: undefined
                };
            }
            // push() is the mutation most likely to throw an exception, so it
            // goes first.
            oldBack._elements.push(element);
            if (newBack !== oldBack) {
                this._back = newBack;
                oldBack._next = newBack;
            }
            ++this._size;
        }
        // Like push(), shift() follows the read -> calculate -> mutate pattern for
        // exception safety.
        shift() { // must not be called on an empty queue
            const oldFront = this._front;
            let newFront = oldFront;
            const oldCursor = this._cursor;
            let newCursor = oldCursor + 1;
            const elements = oldFront._elements;
            const element = elements[oldCursor];
            if (newCursor === QUEUE_MAX_ARRAY_SIZE) {
                newFront = oldFront._next;
                newCursor = 0;
            }
            // No mutations before this point.
            --this._size;
            this._cursor = newCursor;
            if (oldFront !== newFront) {
                this._front = newFront;
            }
            // Permit shifted element to be garbage collected.
            elements[oldCursor] = undefined;
            return element;
        }
        // The tricky thing about forEach() is that it can be called
        // re-entrantly. The queue may be mutated inside the callback. It is easy to
        // see that push() within the callback has no negative effects since the end
        // of the queue is checked for on every iteration. If shift() is called
        // repeatedly within the callback then the next iteration may return an
        // element that has been removed. In this case the callback will be called
        // with undefined values until we either "catch up" with elements that still
        // exist or reach the back of the queue.
        forEach(callback) {
            let i = this._cursor;
            let node = this._front;
            let elements = node._elements;
            while (i !== elements.length || node._next !== undefined) {
                if (i === elements.length) {
                    node = node._next;
                    elements = node._elements;
                    i = 0;
                    if (elements.length === 0) {
                        break;
                    }
                }
                callback(elements[i]);
                ++i;
            }
        }
        // Return the element that would be returned if shift() was called now,
        // without modifying the queue.
        peek() { // must not be called on an empty queue
            const front = this._front;
            const cursor = this._cursor;
            return front._elements[cursor];
        }
    }

    const AbortSteps = Symbol('[[AbortSteps]]');
    const ErrorSteps = Symbol('[[ErrorSteps]]');
    const CancelSteps = Symbol('[[CancelSteps]]');
    const PullSteps = Symbol('[[PullSteps]]');
    const ReleaseSteps = Symbol('[[ReleaseSteps]]');

    function ReadableStreamReaderGenericInitialize(reader, stream) {
        reader._ownerReadableStream = stream;
        stream._reader = reader;
        if (stream._state === 'readable') {
            defaultReaderClosedPromiseInitialize(reader);
        }
        else if (stream._state === 'closed') {
            defaultReaderClosedPromiseInitializeAsResolved(reader);
        }
        else {
            defaultReaderClosedPromiseInitializeAsRejected(reader, stream._storedError);
        }
    }
    // A client of ReadableStreamDefaultReader and ReadableStreamBYOBReader may use these functions directly to bypass state
    // check.
    function ReadableStreamReaderGenericCancel(reader, reason) {
        const stream = reader._ownerReadableStream;
        return ReadableStreamCancel(stream, reason);
    }
    function ReadableStreamReaderGenericRelease(reader) {
        const stream = reader._ownerReadableStream;
        if (stream._state === 'readable') {
            defaultReaderClosedPromiseReject(reader, new TypeError(`Reader was released and can no longer be used to monitor the stream's closedness`));
        }
        else {
            defaultReaderClosedPromiseResetToRejected(reader, new TypeError(`Reader was released and can no longer be used to monitor the stream's closedness`));
        }
        stream._readableStreamController[ReleaseSteps]();
        stream._reader = undefined;
        reader._ownerReadableStream = undefined;
    }
    // Helper functions for the readers.
    function readerLockException(name) {
        return new TypeError('Cannot ' + name + ' a stream using a released reader');
    }
    // Helper functions for the ReadableStreamDefaultReader.
    function defaultReaderClosedPromiseInitialize(reader) {
        reader._closedPromise = newPromise((resolve, reject) => {
            reader._closedPromise_resolve = resolve;
            reader._closedPromise_reject = reject;
        });
    }
    function defaultReaderClosedPromiseInitializeAsRejected(reader, reason) {
        defaultReaderClosedPromiseInitialize(reader);
        defaultReaderClosedPromiseReject(reader, reason);
    }
    function defaultReaderClosedPromiseInitializeAsResolved(reader) {
        defaultReaderClosedPromiseInitialize(reader);
        defaultReaderClosedPromiseResolve(reader);
    }
    function defaultReaderClosedPromiseReject(reader, reason) {
        if (reader._closedPromise_reject === undefined) {
            return;
        }
        setPromiseIsHandledToTrue(reader._closedPromise);
        reader._closedPromise_reject(reason);
        reader._closedPromise_resolve = undefined;
        reader._closedPromise_reject = undefined;
    }
    function defaultReaderClosedPromiseResetToRejected(reader, reason) {
        defaultReaderClosedPromiseInitializeAsRejected(reader, reason);
    }
    function defaultReaderClosedPromiseResolve(reader) {
        if (reader._closedPromise_resolve === undefined) {
            return;
        }
        reader._closedPromise_resolve(undefined);
        reader._closedPromise_resolve = undefined;
        reader._closedPromise_reject = undefined;
    }

    /// <reference lib="es2015.core" />
    // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/isFinite#Polyfill
    const NumberIsFinite = Number.isFinite || function (x) {
        return typeof x === 'number' && isFinite(x);
    };

    /// <reference lib="es2015.core" />
    // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc#Polyfill
    const MathTrunc = Math.trunc || function (v) {
        return v < 0 ? Math.ceil(v) : Math.floor(v);
    };

    // https://heycam.github.io/webidl/#idl-dictionaries
    function isDictionary(x) {
        return typeof x === 'object' || typeof x === 'function';
    }
    function assertDictionary(obj, context) {
        if (obj !== undefined && !isDictionary(obj)) {
            throw new TypeError(`${context} is not an object.`);
        }
    }
    // https://heycam.github.io/webidl/#idl-callback-functions
    function assertFunction(x, context) {
        if (typeof x !== 'function') {
            throw new TypeError(`${context} is not a function.`);
        }
    }
    // https://heycam.github.io/webidl/#idl-object
    function isObject(x) {
        return (typeof x === 'object' && x !== null) || typeof x === 'function';
    }
    function assertObject(x, context) {
        if (!isObject(x)) {
            throw new TypeError(`${context} is not an object.`);
        }
    }
    function assertRequiredArgument(x, position, context) {
        if (x === undefined) {
            throw new TypeError(`Parameter ${position} is required in '${context}'.`);
        }
    }
    function assertRequiredField(x, field, context) {
        if (x === undefined) {
            throw new TypeError(`${field} is required in '${context}'.`);
        }
    }
    // https://heycam.github.io/webidl/#idl-unrestricted-double
    function convertUnrestrictedDouble(value) {
        return Number(value);
    }
    function censorNegativeZero(x) {
        return x === 0 ? 0 : x;
    }
    function integerPart(x) {
        return censorNegativeZero(MathTrunc(x));
    }
    // https://heycam.github.io/webidl/#idl-unsigned-long-long
    function convertUnsignedLongLongWithEnforceRange(value, context) {
        const lowerBound = 0;
        const upperBound = Number.MAX_SAFE_INTEGER;
        let x = Number(value);
        x = censorNegativeZero(x);
        if (!NumberIsFinite(x)) {
            throw new TypeError(`${context} is not a finite number`);
        }
        x = integerPart(x);
        if (x < lowerBound || x > upperBound) {
            throw new TypeError(`${context} is outside the accepted range of ${lowerBound} to ${upperBound}, inclusive`);
        }
        if (!NumberIsFinite(x) || x === 0) {
            return 0;
        }
        // TODO Use BigInt if supported?
        // let xBigInt = BigInt(integerPart(x));
        // xBigInt = BigInt.asUintN(64, xBigInt);
        // return Number(xBigInt);
        return x;
    }

    function assertReadableStream(x, context) {
        if (!IsReadableStream(x)) {
            throw new TypeError(`${context} is not a ReadableStream.`);
        }
    }

    // Abstract operations for the ReadableStream.
    function AcquireReadableStreamDefaultReader(stream) {
        return new ReadableStreamDefaultReader(stream);
    }
    // ReadableStream API exposed for controllers.
    function ReadableStreamAddReadRequest(stream, readRequest) {
        stream._reader._readRequests.push(readRequest);
    }
    function ReadableStreamFulfillReadRequest(stream, chunk, done) {
        const reader = stream._reader;
        const readRequest = reader._readRequests.shift();
        if (done) {
            readRequest._closeSteps();
        }
        else {
            readRequest._chunkSteps(chunk);
        }
    }
    function ReadableStreamGetNumReadRequests(stream) {
        return stream._reader._readRequests.length;
    }
    function ReadableStreamHasDefaultReader(stream) {
        const reader = stream._reader;
        if (reader === undefined) {
            return false;
        }
        if (!IsReadableStreamDefaultReader(reader)) {
            return false;
        }
        return true;
    }
    /**
     * A default reader vended by a {@link ReadableStream}.
     *
     * @public
     */
    class ReadableStreamDefaultReader {
        constructor(stream) {
            assertRequiredArgument(stream, 1, 'ReadableStreamDefaultReader');
            assertReadableStream(stream, 'First parameter');
            if (IsReadableStreamLocked(stream)) {
                throw new TypeError('This stream has already been locked for exclusive reading by another reader');
            }
            ReadableStreamReaderGenericInitialize(this, stream);
            this._readRequests = new SimpleQueue();
        }
        /**
         * Returns a promise that will be fulfilled when the stream becomes closed,
         * or rejected if the stream ever errors or the reader's lock is released before the stream finishes closing.
         */
        get closed() {
            if (!IsReadableStreamDefaultReader(this)) {
                return promiseRejectedWith(defaultReaderBrandCheckException('closed'));
            }
            return this._closedPromise;
        }
        /**
         * If the reader is active, behaves the same as {@link ReadableStream.cancel | stream.cancel(reason)}.
         */
        cancel(reason = undefined) {
            if (!IsReadableStreamDefaultReader(this)) {
                return promiseRejectedWith(defaultReaderBrandCheckException('cancel'));
            }
            if (this._ownerReadableStream === undefined) {
                return promiseRejectedWith(readerLockException('cancel'));
            }
            return ReadableStreamReaderGenericCancel(this, reason);
        }
        /**
         * Returns a promise that allows access to the next chunk from the stream's internal queue, if available.
         *
         * If reading a chunk causes the queue to become empty, more data will be pulled from the underlying source.
         */
        read() {
            if (!IsReadableStreamDefaultReader(this)) {
                return promiseRejectedWith(defaultReaderBrandCheckException('read'));
            }
            if (this._ownerReadableStream === undefined) {
                return promiseRejectedWith(readerLockException('read from'));
            }
            let resolvePromise;
            let rejectPromise;
            const promise = newPromise((resolve, reject) => {
                resolvePromise = resolve;
                rejectPromise = reject;
            });
            const readRequest = {
                _chunkSteps: chunk => resolvePromise({ value: chunk, done: false }),
                _closeSteps: () => resolvePromise({ value: undefined, done: true }),
                _errorSteps: e => rejectPromise(e)
            };
            ReadableStreamDefaultReaderRead(this, readRequest);
            return promise;
        }
        /**
         * Releases the reader's lock on the corresponding stream. After the lock is released, the reader is no longer active.
         * If the associated stream is errored when the lock is released, the reader will appear errored in the same way
         * from now on; otherwise, the reader will appear closed.
         *
         * A reader's lock cannot be released while it still has a pending read request, i.e., if a promise returned by
         * the reader's {@link ReadableStreamDefaultReader.read | read()} method has not yet been settled. Attempting to
         * do so will throw a `TypeError` and leave the reader locked to the stream.
         */
        releaseLock() {
            if (!IsReadableStreamDefaultReader(this)) {
                throw defaultReaderBrandCheckException('releaseLock');
            }
            if (this._ownerReadableStream === undefined) {
                return;
            }
            ReadableStreamDefaultReaderRelease(this);
        }
    }
    Object.defineProperties(ReadableStreamDefaultReader.prototype, {
        cancel: { enumerable: true },
        read: { enumerable: true },
        releaseLock: { enumerable: true },
        closed: { enumerable: true }
    });
    setFunctionName(ReadableStreamDefaultReader.prototype.cancel, 'cancel');
    setFunctionName(ReadableStreamDefaultReader.prototype.read, 'read');
    setFunctionName(ReadableStreamDefaultReader.prototype.releaseLock, 'releaseLock');
    if (typeof Symbol.toStringTag === 'symbol') {
        Object.defineProperty(ReadableStreamDefaultReader.prototype, Symbol.toStringTag, {
            value: 'ReadableStreamDefaultReader',
            configurable: true
        });
    }
    // Abstract operations for the readers.
    function IsReadableStreamDefaultReader(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_readRequests')) {
            return false;
        }
        return x instanceof ReadableStreamDefaultReader;
    }
    function ReadableStreamDefaultReaderRead(reader, readRequest) {
        const stream = reader._ownerReadableStream;
        stream._disturbed = true;
        if (stream._state === 'closed') {
            readRequest._closeSteps();
        }
        else if (stream._state === 'errored') {
            readRequest._errorSteps(stream._storedError);
        }
        else {
            stream._readableStreamController[PullSteps](readRequest);
        }
    }
    function ReadableStreamDefaultReaderRelease(reader) {
        ReadableStreamReaderGenericRelease(reader);
        const e = new TypeError('Reader was released');
        ReadableStreamDefaultReaderErrorReadRequests(reader, e);
    }
    function ReadableStreamDefaultReaderErrorReadRequests(reader, e) {
        const readRequests = reader._readRequests;
        reader._readRequests = new SimpleQueue();
        readRequests.forEach(readRequest => {
            readRequest._errorSteps(e);
        });
    }
    // Helper functions for the ReadableStreamDefaultReader.
    function defaultReaderBrandCheckException(name) {
        return new TypeError(`ReadableStreamDefaultReader.prototype.${name} can only be used on a ReadableStreamDefaultReader`);
    }

    /// <reference lib="es2018.asynciterable" />
    /* eslint-disable @typescript-eslint/no-empty-function */
    const AsyncIteratorPrototype = Object.getPrototypeOf(Object.getPrototypeOf(async function* () { }).prototype);

    /// <reference lib="es2018.asynciterable" />
    class ReadableStreamAsyncIteratorImpl {
        constructor(reader, preventCancel) {
            this._ongoingPromise = undefined;
            this._isFinished = false;
            this._reader = reader;
            this._preventCancel = preventCancel;
        }
        next() {
            const nextSteps = () => this._nextSteps();
            this._ongoingPromise = this._ongoingPromise ?
                transformPromiseWith(this._ongoingPromise, nextSteps, nextSteps) :
                nextSteps();
            return this._ongoingPromise;
        }
        return(value) {
            const returnSteps = () => this._returnSteps(value);
            return this._ongoingPromise ?
                transformPromiseWith(this._ongoingPromise, returnSteps, returnSteps) :
                returnSteps();
        }
        _nextSteps() {
            if (this._isFinished) {
                return Promise.resolve({ value: undefined, done: true });
            }
            const reader = this._reader;
            let resolvePromise;
            let rejectPromise;
            const promise = newPromise((resolve, reject) => {
                resolvePromise = resolve;
                rejectPromise = reject;
            });
            const readRequest = {
                _chunkSteps: chunk => {
                    this._ongoingPromise = undefined;
                    // This needs to be delayed by one microtask, otherwise we stop pulling too early which breaks a test.
                    // FIXME Is this a bug in the specification, or in the test?
                    _queueMicrotask(() => resolvePromise({ value: chunk, done: false }));
                },
                _closeSteps: () => {
                    this._ongoingPromise = undefined;
                    this._isFinished = true;
                    ReadableStreamReaderGenericRelease(reader);
                    resolvePromise({ value: undefined, done: true });
                },
                _errorSteps: reason => {
                    this._ongoingPromise = undefined;
                    this._isFinished = true;
                    ReadableStreamReaderGenericRelease(reader);
                    rejectPromise(reason);
                }
            };
            ReadableStreamDefaultReaderRead(reader, readRequest);
            return promise;
        }
        _returnSteps(value) {
            if (this._isFinished) {
                return Promise.resolve({ value, done: true });
            }
            this._isFinished = true;
            const reader = this._reader;
            if (!this._preventCancel) {
                const result = ReadableStreamReaderGenericCancel(reader, value);
                ReadableStreamReaderGenericRelease(reader);
                return transformPromiseWith(result, () => ({ value, done: true }));
            }
            ReadableStreamReaderGenericRelease(reader);
            return promiseResolvedWith({ value, done: true });
        }
    }
    const ReadableStreamAsyncIteratorPrototype = {
        next() {
            if (!IsReadableStreamAsyncIterator(this)) {
                return promiseRejectedWith(streamAsyncIteratorBrandCheckException('next'));
            }
            return this._asyncIteratorImpl.next();
        },
        return(value) {
            if (!IsReadableStreamAsyncIterator(this)) {
                return promiseRejectedWith(streamAsyncIteratorBrandCheckException('return'));
            }
            return this._asyncIteratorImpl.return(value);
        }
    };
    Object.setPrototypeOf(ReadableStreamAsyncIteratorPrototype, AsyncIteratorPrototype);
    // Abstract operations for the ReadableStream.
    function AcquireReadableStreamAsyncIterator(stream, preventCancel) {
        const reader = AcquireReadableStreamDefaultReader(stream);
        const impl = new ReadableStreamAsyncIteratorImpl(reader, preventCancel);
        const iterator = Object.create(ReadableStreamAsyncIteratorPrototype);
        iterator._asyncIteratorImpl = impl;
        return iterator;
    }
    function IsReadableStreamAsyncIterator(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_asyncIteratorImpl')) {
            return false;
        }
        try {
            // noinspection SuspiciousTypeOfGuard
            return x._asyncIteratorImpl instanceof
                ReadableStreamAsyncIteratorImpl;
        }
        catch (_a) {
            return false;
        }
    }
    // Helper functions for the ReadableStream.
    function streamAsyncIteratorBrandCheckException(name) {
        return new TypeError(`ReadableStreamAsyncIterator.${name} can only be used on a ReadableSteamAsyncIterator`);
    }

    /// <reference lib="es2015.core" />
    // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/isNaN#Polyfill
    const NumberIsNaN = Number.isNaN || function (x) {
        // eslint-disable-next-line no-self-compare
        return x !== x;
    };

    var _a, _b, _c;
    function CreateArrayFromList(elements) {
        // We use arrays to represent lists, so this is basically a no-op.
        // Do a slice though just in case we happen to depend on the unique-ness.
        return elements.slice();
    }
    function CopyDataBlockBytes(dest, destOffset, src, srcOffset, n) {
        new Uint8Array(dest).set(new Uint8Array(src, srcOffset, n), destOffset);
    }
    let TransferArrayBuffer = (O) => {
        if (typeof O.transfer === 'function') {
            TransferArrayBuffer = buffer => buffer.transfer();
        }
        else if (typeof structuredClone === 'function') {
            TransferArrayBuffer = buffer => structuredClone(buffer, { transfer: [buffer] });
        }
        else {
            // Not implemented correctly
            TransferArrayBuffer = buffer => buffer;
        }
        return TransferArrayBuffer(O);
    };
    let IsDetachedBuffer = (O) => {
        if (typeof O.detached === 'boolean') {
            IsDetachedBuffer = buffer => buffer.detached;
        }
        else {
            // Not implemented correctly
            IsDetachedBuffer = buffer => buffer.byteLength === 0;
        }
        return IsDetachedBuffer(O);
    };
    function ArrayBufferSlice(buffer, begin, end) {
        // ArrayBuffer.prototype.slice is not available on IE10
        // https://www.caniuse.com/mdn-javascript_builtins_arraybuffer_slice
        if (buffer.slice) {
            return buffer.slice(begin, end);
        }
        const length = end - begin;
        const slice = new ArrayBuffer(length);
        CopyDataBlockBytes(slice, 0, buffer, begin, length);
        return slice;
    }
    function GetMethod(receiver, prop) {
        const func = receiver[prop];
        if (func === undefined || func === null) {
            return undefined;
        }
        if (typeof func !== 'function') {
            throw new TypeError(`${String(prop)} is not a function`);
        }
        return func;
    }
    function CreateAsyncFromSyncIterator(syncIteratorRecord) {
        // Instead of re-implementing CreateAsyncFromSyncIterator and %AsyncFromSyncIteratorPrototype%,
        // we use yield* inside an async generator function to achieve the same result.
        // Wrap the sync iterator inside a sync iterable, so we can use it with yield*.
        const syncIterable = {
            [Symbol.iterator]: () => syncIteratorRecord.iterator
        };
        // Create an async generator function and immediately invoke it.
        const asyncIterator = (async function* () {
            return yield* syncIterable;
        }());
        // Return as an async iterator record.
        const nextMethod = asyncIterator.next;
        return { iterator: asyncIterator, nextMethod, done: false };
    }
    // Aligns with core-js/modules/es.symbol.async-iterator.js
    const SymbolAsyncIterator = (_c = (_a = Symbol.asyncIterator) !== null && _a !== void 0 ? _a : (_b = Symbol.for) === null || _b === void 0 ? void 0 : _b.call(Symbol, 'Symbol.asyncIterator')) !== null && _c !== void 0 ? _c : '@@asyncIterator';
    function GetIterator(obj, hint = 'sync', method) {
        if (method === undefined) {
            if (hint === 'async') {
                method = GetMethod(obj, SymbolAsyncIterator);
                if (method === undefined) {
                    const syncMethod = GetMethod(obj, Symbol.iterator);
                    const syncIteratorRecord = GetIterator(obj, 'sync', syncMethod);
                    return CreateAsyncFromSyncIterator(syncIteratorRecord);
                }
            }
            else {
                method = GetMethod(obj, Symbol.iterator);
            }
        }
        if (method === undefined) {
            throw new TypeError('The object is not iterable');
        }
        const iterator = reflectCall(method, obj, []);
        if (!typeIsObject(iterator)) {
            throw new TypeError('The iterator method must return an object');
        }
        const nextMethod = iterator.next;
        return { iterator, nextMethod, done: false };
    }
    function IteratorNext(iteratorRecord) {
        const result = reflectCall(iteratorRecord.nextMethod, iteratorRecord.iterator, []);
        if (!typeIsObject(result)) {
            throw new TypeError('The iterator.next() method must return an object');
        }
        return result;
    }
    function IteratorComplete(iterResult) {
        return Boolean(iterResult.done);
    }
    function IteratorValue(iterResult) {
        return iterResult.value;
    }

    function IsNonNegativeNumber(v) {
        if (typeof v !== 'number') {
            return false;
        }
        if (NumberIsNaN(v)) {
            return false;
        }
        if (v < 0) {
            return false;
        }
        return true;
    }
    function CloneAsUint8Array(O) {
        const buffer = ArrayBufferSlice(O.buffer, O.byteOffset, O.byteOffset + O.byteLength);
        return new Uint8Array(buffer);
    }

    function DequeueValue(container) {
        const pair = container._queue.shift();
        container._queueTotalSize -= pair.size;
        if (container._queueTotalSize < 0) {
            container._queueTotalSize = 0;
        }
        return pair.value;
    }
    function EnqueueValueWithSize(container, value, size) {
        if (!IsNonNegativeNumber(size) || size === Infinity) {
            throw new RangeError('Size must be a finite, non-NaN, non-negative number.');
        }
        container._queue.push({ value, size });
        container._queueTotalSize += size;
    }
    function PeekQueueValue(container) {
        const pair = container._queue.peek();
        return pair.value;
    }
    function ResetQueue(container) {
        container._queue = new SimpleQueue();
        container._queueTotalSize = 0;
    }

    function isDataViewConstructor(ctor) {
        return ctor === DataView;
    }
    function isDataView(view) {
        return isDataViewConstructor(view.constructor);
    }
    function arrayBufferViewElementSize(ctor) {
        if (isDataViewConstructor(ctor)) {
            return 1;
        }
        return ctor.BYTES_PER_ELEMENT;
    }

    /**
     * A pull-into request in a {@link ReadableByteStreamController}.
     *
     * @public
     */
    class ReadableStreamBYOBRequest {
        constructor() {
            throw new TypeError('Illegal constructor');
        }
        /**
         * Returns the view for writing in to, or `null` if the BYOB request has already been responded to.
         */
        get view() {
            if (!IsReadableStreamBYOBRequest(this)) {
                throw byobRequestBrandCheckException('view');
            }
            return this._view;
        }
        respond(bytesWritten) {
            if (!IsReadableStreamBYOBRequest(this)) {
                throw byobRequestBrandCheckException('respond');
            }
            assertRequiredArgument(bytesWritten, 1, 'respond');
            bytesWritten = convertUnsignedLongLongWithEnforceRange(bytesWritten, 'First parameter');
            if (this._associatedReadableByteStreamController === undefined) {
                throw new TypeError('This BYOB request has been invalidated');
            }
            if (IsDetachedBuffer(this._view.buffer)) {
                throw new TypeError(`The BYOB request's buffer has been detached and so cannot be used as a response`);
            }
            ReadableByteStreamControllerRespond(this._associatedReadableByteStreamController, bytesWritten);
        }
        respondWithNewView(view) {
            if (!IsReadableStreamBYOBRequest(this)) {
                throw byobRequestBrandCheckException('respondWithNewView');
            }
            assertRequiredArgument(view, 1, 'respondWithNewView');
            if (!ArrayBuffer.isView(view)) {
                throw new TypeError('You can only respond with array buffer views');
            }
            if (this._associatedReadableByteStreamController === undefined) {
                throw new TypeError('This BYOB request has been invalidated');
            }
            if (IsDetachedBuffer(view.buffer)) {
                throw new TypeError('The given view\'s buffer has been detached and so cannot be used as a response');
            }
            ReadableByteStreamControllerRespondWithNewView(this._associatedReadableByteStreamController, view);
        }
    }
    Object.defineProperties(ReadableStreamBYOBRequest.prototype, {
        respond: { enumerable: true },
        respondWithNewView: { enumerable: true },
        view: { enumerable: true }
    });
    setFunctionName(ReadableStreamBYOBRequest.prototype.respond, 'respond');
    setFunctionName(ReadableStreamBYOBRequest.prototype.respondWithNewView, 'respondWithNewView');
    if (typeof Symbol.toStringTag === 'symbol') {
        Object.defineProperty(ReadableStreamBYOBRequest.prototype, Symbol.toStringTag, {
            value: 'ReadableStreamBYOBRequest',
            configurable: true
        });
    }
    /**
     * Allows control of a {@link ReadableStream | readable byte stream}'s state and internal queue.
     *
     * @public
     */
    class ReadableByteStreamController {
        constructor() {
            throw new TypeError('Illegal constructor');
        }
        /**
         * Returns the current BYOB pull request, or `null` if there isn't one.
         */
        get byobRequest() {
            if (!IsReadableByteStreamController(this)) {
                throw byteStreamControllerBrandCheckException('byobRequest');
            }
            return ReadableByteStreamControllerGetBYOBRequest(this);
        }
        /**
         * Returns the desired size to fill the controlled stream's internal queue. It can be negative, if the queue is
         * over-full. An underlying byte source ought to use this information to determine when and how to apply backpressure.
         */
        get desiredSize() {
            if (!IsReadableByteStreamController(this)) {
                throw byteStreamControllerBrandCheckException('desiredSize');
            }
            return ReadableByteStreamControllerGetDesiredSize(this);
        }
        /**
         * Closes the controlled readable stream. Consumers will still be able to read any previously-enqueued chunks from
         * the stream, but once those are read, the stream will become closed.
         */
        close() {
            if (!IsReadableByteStreamController(this)) {
                throw byteStreamControllerBrandCheckException('close');
            }
            if (this._closeRequested) {
                throw new TypeError('The stream has already been closed; do not close it again!');
            }
            const state = this._controlledReadableByteStream._state;
            if (state !== 'readable') {
                throw new TypeError(`The stream (in ${state} state) is not in the readable state and cannot be closed`);
            }
            ReadableByteStreamControllerClose(this);
        }
        enqueue(chunk) {
            if (!IsReadableByteStreamController(this)) {
                throw byteStreamControllerBrandCheckException('enqueue');
            }
            assertRequiredArgument(chunk, 1, 'enqueue');
            if (!ArrayBuffer.isView(chunk)) {
                throw new TypeError('chunk must be an array buffer view');
            }
            if (chunk.byteLength === 0) {
                throw new TypeError('chunk must have non-zero byteLength');
            }
            if (chunk.buffer.byteLength === 0) {
                throw new TypeError(`chunk's buffer must have non-zero byteLength`);
            }
            if (this._closeRequested) {
                throw new TypeError('stream is closed or draining');
            }
            const state = this._controlledReadableByteStream._state;
            if (state !== 'readable') {
                throw new TypeError(`The stream (in ${state} state) is not in the readable state and cannot be enqueued to`);
            }
            ReadableByteStreamControllerEnqueue(this, chunk);
        }
        /**
         * Errors the controlled readable stream, making all future interactions with it fail with the given error `e`.
         */
        error(e = undefined) {
            if (!IsReadableByteStreamController(this)) {
                throw byteStreamControllerBrandCheckException('error');
            }
            ReadableByteStreamControllerError(this, e);
        }
        /** @internal */
        [CancelSteps](reason) {
            ReadableByteStreamControllerClearPendingPullIntos(this);
            ResetQueue(this);
            const result = this._cancelAlgorithm(reason);
            ReadableByteStreamControllerClearAlgorithms(this);
            return result;
        }
        /** @internal */
        [PullSteps](readRequest) {
            const stream = this._controlledReadableByteStream;
            if (this._queueTotalSize > 0) {
                ReadableByteStreamControllerFillReadRequestFromQueue(this, readRequest);
                return;
            }
            const autoAllocateChunkSize = this._autoAllocateChunkSize;
            if (autoAllocateChunkSize !== undefined) {
                let buffer;
                try {
                    buffer = new ArrayBuffer(autoAllocateChunkSize);
                }
                catch (bufferE) {
                    readRequest._errorSteps(bufferE);
                    return;
                }
                const pullIntoDescriptor = {
                    buffer,
                    bufferByteLength: autoAllocateChunkSize,
                    byteOffset: 0,
                    byteLength: autoAllocateChunkSize,
                    bytesFilled: 0,
                    minimumFill: 1,
                    elementSize: 1,
                    viewConstructor: Uint8Array,
                    readerType: 'default'
                };
                this._pendingPullIntos.push(pullIntoDescriptor);
            }
            ReadableStreamAddReadRequest(stream, readRequest);
            ReadableByteStreamControllerCallPullIfNeeded(this);
        }
        /** @internal */
        [ReleaseSteps]() {
            if (this._pendingPullIntos.length > 0) {
                const firstPullInto = this._pendingPullIntos.peek();
                firstPullInto.readerType = 'none';
                this._pendingPullIntos = new SimpleQueue();
                this._pendingPullIntos.push(firstPullInto);
            }
        }
    }
    Object.defineProperties(ReadableByteStreamController.prototype, {
        close: { enumerable: true },
        enqueue: { enumerable: true },
        error: { enumerable: true },
        byobRequest: { enumerable: true },
        desiredSize: { enumerable: true }
    });
    setFunctionName(ReadableByteStreamController.prototype.close, 'close');
    setFunctionName(ReadableByteStreamController.prototype.enqueue, 'enqueue');
    setFunctionName(ReadableByteStreamController.prototype.error, 'error');
    if (typeof Symbol.toStringTag === 'symbol') {
        Object.defineProperty(ReadableByteStreamController.prototype, Symbol.toStringTag, {
            value: 'ReadableByteStreamController',
            configurable: true
        });
    }
    // Abstract operations for the ReadableByteStreamController.
    function IsReadableByteStreamController(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_controlledReadableByteStream')) {
            return false;
        }
        return x instanceof ReadableByteStreamController;
    }
    function IsReadableStreamBYOBRequest(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_associatedReadableByteStreamController')) {
            return false;
        }
        return x instanceof ReadableStreamBYOBRequest;
    }
    function ReadableByteStreamControllerCallPullIfNeeded(controller) {
        const shouldPull = ReadableByteStreamControllerShouldCallPull(controller);
        if (!shouldPull) {
            return;
        }
        if (controller._pulling) {
            controller._pullAgain = true;
            return;
        }
        controller._pulling = true;
        // TODO: Test controller argument
        const pullPromise = controller._pullAlgorithm();
        uponPromise(pullPromise, () => {
            controller._pulling = false;
            if (controller._pullAgain) {
                controller._pullAgain = false;
                ReadableByteStreamControllerCallPullIfNeeded(controller);
            }
            return null;
        }, e => {
            ReadableByteStreamControllerError(controller, e);
            return null;
        });
    }
    function ReadableByteStreamControllerClearPendingPullIntos(controller) {
        ReadableByteStreamControllerInvalidateBYOBRequest(controller);
        controller._pendingPullIntos = new SimpleQueue();
    }
    function ReadableByteStreamControllerCommitPullIntoDescriptor(stream, pullIntoDescriptor) {
        let done = false;
        if (stream._state === 'closed') {
            done = true;
        }
        const filledView = ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor);
        if (pullIntoDescriptor.readerType === 'default') {
            ReadableStreamFulfillReadRequest(stream, filledView, done);
        }
        else {
            ReadableStreamFulfillReadIntoRequest(stream, filledView, done);
        }
    }
    function ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor) {
        const bytesFilled = pullIntoDescriptor.bytesFilled;
        const elementSize = pullIntoDescriptor.elementSize;
        return new pullIntoDescriptor.viewConstructor(pullIntoDescriptor.buffer, pullIntoDescriptor.byteOffset, bytesFilled / elementSize);
    }
    function ReadableByteStreamControllerEnqueueChunkToQueue(controller, buffer, byteOffset, byteLength) {
        controller._queue.push({ buffer, byteOffset, byteLength });
        controller._queueTotalSize += byteLength;
    }
    function ReadableByteStreamControllerEnqueueClonedChunkToQueue(controller, buffer, byteOffset, byteLength) {
        let clonedChunk;
        try {
            clonedChunk = ArrayBufferSlice(buffer, byteOffset, byteOffset + byteLength);
        }
        catch (cloneE) {
            ReadableByteStreamControllerError(controller, cloneE);
            throw cloneE;
        }
        ReadableByteStreamControllerEnqueueChunkToQueue(controller, clonedChunk, 0, byteLength);
    }
    function ReadableByteStreamControllerEnqueueDetachedPullIntoToQueue(controller, firstDescriptor) {
        if (firstDescriptor.bytesFilled > 0) {
            ReadableByteStreamControllerEnqueueClonedChunkToQueue(controller, firstDescriptor.buffer, firstDescriptor.byteOffset, firstDescriptor.bytesFilled);
        }
        ReadableByteStreamControllerShiftPendingPullInto(controller);
    }
    function ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) {
        const maxBytesToCopy = Math.min(controller._queueTotalSize, pullIntoDescriptor.byteLength - pullIntoDescriptor.bytesFilled);
        const maxBytesFilled = pullIntoDescriptor.bytesFilled + maxBytesToCopy;
        let totalBytesToCopyRemaining = maxBytesToCopy;
        let ready = false;
        const remainderBytes = maxBytesFilled % pullIntoDescriptor.elementSize;
        const maxAlignedBytes = maxBytesFilled - remainderBytes;
        // A descriptor for a read() request that is not yet filled up to its minimum length will stay at the head
        // of the queue, so the underlying source can keep filling it.
        if (maxAlignedBytes >= pullIntoDescriptor.minimumFill) {
            totalBytesToCopyRemaining = maxAlignedBytes - pullIntoDescriptor.bytesFilled;
            ready = true;
        }
        const queue = controller._queue;
        while (totalBytesToCopyRemaining > 0) {
            const headOfQueue = queue.peek();
            const bytesToCopy = Math.min(totalBytesToCopyRemaining, headOfQueue.byteLength);
            const destStart = pullIntoDescriptor.byteOffset + pullIntoDescriptor.bytesFilled;
            CopyDataBlockBytes(pullIntoDescriptor.buffer, destStart, headOfQueue.buffer, headOfQueue.byteOffset, bytesToCopy);
            if (headOfQueue.byteLength === bytesToCopy) {
                queue.shift();
            }
            else {
                headOfQueue.byteOffset += bytesToCopy;
                headOfQueue.byteLength -= bytesToCopy;
            }
            controller._queueTotalSize -= bytesToCopy;
            ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, bytesToCopy, pullIntoDescriptor);
            totalBytesToCopyRemaining -= bytesToCopy;
        }
        return ready;
    }
    function ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, size, pullIntoDescriptor) {
        pullIntoDescriptor.bytesFilled += size;
    }
    function ReadableByteStreamControllerHandleQueueDrain(controller) {
        if (controller._queueTotalSize === 0 && controller._closeRequested) {
            ReadableByteStreamControllerClearAlgorithms(controller);
            ReadableStreamClose(controller._controlledReadableByteStream);
        }
        else {
            ReadableByteStreamControllerCallPullIfNeeded(controller);
        }
    }
    function ReadableByteStreamControllerInvalidateBYOBRequest(controller) {
        if (controller._byobRequest === null) {
            return;
        }
        controller._byobRequest._associatedReadableByteStreamController = undefined;
        controller._byobRequest._view = null;
        controller._byobRequest = null;
    }
    function ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller) {
        while (controller._pendingPullIntos.length > 0) {
            if (controller._queueTotalSize === 0) {
                return;
            }
            const pullIntoDescriptor = controller._pendingPullIntos.peek();
            if (ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor)) {
                ReadableByteStreamControllerShiftPendingPullInto(controller);
                ReadableByteStreamControllerCommitPullIntoDescriptor(controller._controlledReadableByteStream, pullIntoDescriptor);
            }
        }
    }
    function ReadableByteStreamControllerProcessReadRequestsUsingQueue(controller) {
        const reader = controller._controlledReadableByteStream._reader;
        while (reader._readRequests.length > 0) {
            if (controller._queueTotalSize === 0) {
                return;
            }
            const readRequest = reader._readRequests.shift();
            ReadableByteStreamControllerFillReadRequestFromQueue(controller, readRequest);
        }
    }
    function ReadableByteStreamControllerPullInto(controller, view, min, readIntoRequest) {
        const stream = controller._controlledReadableByteStream;
        const ctor = view.constructor;
        const elementSize = arrayBufferViewElementSize(ctor);
        const { byteOffset, byteLength } = view;
        const minimumFill = min * elementSize;
        let buffer;
        try {
            buffer = TransferArrayBuffer(view.buffer);
        }
        catch (e) {
            readIntoRequest._errorSteps(e);
            return;
        }
        const pullIntoDescriptor = {
            buffer,
            bufferByteLength: buffer.byteLength,
            byteOffset,
            byteLength,
            bytesFilled: 0,
            minimumFill,
            elementSize,
            viewConstructor: ctor,
            readerType: 'byob'
        };
        if (controller._pendingPullIntos.length > 0) {
            controller._pendingPullIntos.push(pullIntoDescriptor);
            // No ReadableByteStreamControllerCallPullIfNeeded() call since:
            // - No change happens on desiredSize
            // - The source has already been notified of that there's at least 1 pending read(view)
            ReadableStreamAddReadIntoRequest(stream, readIntoRequest);
            return;
        }
        if (stream._state === 'closed') {
            const emptyView = new ctor(pullIntoDescriptor.buffer, pullIntoDescriptor.byteOffset, 0);
            readIntoRequest._closeSteps(emptyView);
            return;
        }
        if (controller._queueTotalSize > 0) {
            if (ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor)) {
                const filledView = ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor);
                ReadableByteStreamControllerHandleQueueDrain(controller);
                readIntoRequest._chunkSteps(filledView);
                return;
            }
            if (controller._closeRequested) {
                const e = new TypeError('Insufficient bytes to fill elements in the given buffer');
                ReadableByteStreamControllerError(controller, e);
                readIntoRequest._errorSteps(e);
                return;
            }
        }
        controller._pendingPullIntos.push(pullIntoDescriptor);
        ReadableStreamAddReadIntoRequest(stream, readIntoRequest);
        ReadableByteStreamControllerCallPullIfNeeded(controller);
    }
    function ReadableByteStreamControllerRespondInClosedState(controller, firstDescriptor) {
        if (firstDescriptor.readerType === 'none') {
            ReadableByteStreamControllerShiftPendingPullInto(controller);
        }
        const stream = controller._controlledReadableByteStream;
        if (ReadableStreamHasBYOBReader(stream)) {
            while (ReadableStreamGetNumReadIntoRequests(stream) > 0) {
                const pullIntoDescriptor = ReadableByteStreamControllerShiftPendingPullInto(controller);
                ReadableByteStreamControllerCommitPullIntoDescriptor(stream, pullIntoDescriptor);
            }
        }
    }
    function ReadableByteStreamControllerRespondInReadableState(controller, bytesWritten, pullIntoDescriptor) {
        ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, bytesWritten, pullIntoDescriptor);
        if (pullIntoDescriptor.readerType === 'none') {
            ReadableByteStreamControllerEnqueueDetachedPullIntoToQueue(controller, pullIntoDescriptor);
            ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller);
            return;
        }
        if (pullIntoDescriptor.bytesFilled < pullIntoDescriptor.minimumFill) {
            // A descriptor for a read() request that is not yet filled up to its minimum length will stay at the head
            // of the queue, so the underlying source can keep filling it.
            return;
        }
        ReadableByteStreamControllerShiftPendingPullInto(controller);
        const remainderSize = pullIntoDescriptor.bytesFilled % pullIntoDescriptor.elementSize;
        if (remainderSize > 0) {
            const end = pullIntoDescriptor.byteOffset + pullIntoDescriptor.bytesFilled;
            ReadableByteStreamControllerEnqueueClonedChunkToQueue(controller, pullIntoDescriptor.buffer, end - remainderSize, remainderSize);
        }
        pullIntoDescriptor.bytesFilled -= remainderSize;
        ReadableByteStreamControllerCommitPullIntoDescriptor(controller._controlledReadableByteStream, pullIntoDescriptor);
        ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller);
    }
    function ReadableByteStreamControllerRespondInternal(controller, bytesWritten) {
        const firstDescriptor = controller._pendingPullIntos.peek();
        ReadableByteStreamControllerInvalidateBYOBRequest(controller);
        const state = controller._controlledReadableByteStream._state;
        if (state === 'closed') {
            ReadableByteStreamControllerRespondInClosedState(controller, firstDescriptor);
        }
        else {
            ReadableByteStreamControllerRespondInReadableState(controller, bytesWritten, firstDescriptor);
        }
        ReadableByteStreamControllerCallPullIfNeeded(controller);
    }
    function ReadableByteStreamControllerShiftPendingPullInto(controller) {
        const descriptor = controller._pendingPullIntos.shift();
        return descriptor;
    }
    function ReadableByteStreamControllerShouldCallPull(controller) {
        const stream = controller._controlledReadableByteStream;
        if (stream._state !== 'readable') {
            return false;
        }
        if (controller._closeRequested) {
            return false;
        }
        if (!controller._started) {
            return false;
        }
        if (ReadableStreamHasDefaultReader(stream) && ReadableStreamGetNumReadRequests(stream) > 0) {
            return true;
        }
        if (ReadableStreamHasBYOBReader(stream) && ReadableStreamGetNumReadIntoRequests(stream) > 0) {
            return true;
        }
        const desiredSize = ReadableByteStreamControllerGetDesiredSize(controller);
        if (desiredSize > 0) {
            return true;
        }
        return false;
    }
    function ReadableByteStreamControllerClearAlgorithms(controller) {
        controller._pullAlgorithm = undefined;
        controller._cancelAlgorithm = undefined;
    }
    // A client of ReadableByteStreamController may use these functions directly to bypass state check.
    function ReadableByteStreamControllerClose(controller) {
        const stream = controller._controlledReadableByteStream;
        if (controller._closeRequested || stream._state !== 'readable') {
            return;
        }
        if (controller._queueTotalSize > 0) {
            controller._closeRequested = true;
            return;
        }
        if (controller._pendingPullIntos.length > 0) {
            const firstPendingPullInto = controller._pendingPullIntos.peek();
            if (firstPendingPullInto.bytesFilled % firstPendingPullInto.elementSize !== 0) {
                const e = new TypeError('Insufficient bytes to fill elements in the given buffer');
                ReadableByteStreamControllerError(controller, e);
                throw e;
            }
        }
        ReadableByteStreamControllerClearAlgorithms(controller);
        ReadableStreamClose(stream);
    }
    function ReadableByteStreamControllerEnqueue(controller, chunk) {
        const stream = controller._controlledReadableByteStream;
        if (controller._closeRequested || stream._state !== 'readable') {
            return;
        }
        const { buffer, byteOffset, byteLength } = chunk;
        if (IsDetachedBuffer(buffer)) {
            throw new TypeError('chunk\'s buffer is detached and so cannot be enqueued');
        }
        const transferredBuffer = TransferArrayBuffer(buffer);
        if (controller._pendingPullIntos.length > 0) {
            const firstPendingPullInto = controller._pendingPullIntos.peek();
            if (IsDetachedBuffer(firstPendingPullInto.buffer)) {
                throw new TypeError('The BYOB request\'s buffer has been detached and so cannot be filled with an enqueued chunk');
            }
            ReadableByteStreamControllerInvalidateBYOBRequest(controller);
            firstPendingPullInto.buffer = TransferArrayBuffer(firstPendingPullInto.buffer);
            if (firstPendingPullInto.readerType === 'none') {
                ReadableByteStreamControllerEnqueueDetachedPullIntoToQueue(controller, firstPendingPullInto);
            }
        }
        if (ReadableStreamHasDefaultReader(stream)) {
            ReadableByteStreamControllerProcessReadRequestsUsingQueue(controller);
            if (ReadableStreamGetNumReadRequests(stream) === 0) {
                ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
            }
            else {
                if (controller._pendingPullIntos.length > 0) {
                    ReadableByteStreamControllerShiftPendingPullInto(controller);
                }
                const transferredView = new Uint8Array(transferredBuffer, byteOffset, byteLength);
                ReadableStreamFulfillReadRequest(stream, transferredView, false);
            }
        }
        else if (ReadableStreamHasBYOBReader(stream)) {
            // TODO: Ideally in this branch detaching should happen only if the buffer is not consumed fully.
            ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
            ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller);
        }
        else {
            ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
        }
        ReadableByteStreamControllerCallPullIfNeeded(controller);
    }
    function ReadableByteStreamControllerError(controller, e) {
        const stream = controller._controlledReadableByteStream;
        if (stream._state !== 'readable') {
            return;
        }
        ReadableByteStreamControllerClearPendingPullIntos(controller);
        ResetQueue(controller);
        ReadableByteStreamControllerClearAlgorithms(controller);
        ReadableStreamError(stream, e);
    }
    function ReadableByteStreamControllerFillReadRequestFromQueue(controller, readRequest) {
        const entry = controller._queue.shift();
        controller._queueTotalSize -= entry.byteLength;
        ReadableByteStreamControllerHandleQueueDrain(controller);
        const view = new Uint8Array(entry.buffer, entry.byteOffset, entry.byteLength);
        readRequest._chunkSteps(view);
    }
    function ReadableByteStreamControllerGetBYOBRequest(controller) {
        if (controller._byobRequest === null && controller._pendingPullIntos.length > 0) {
            const firstDescriptor = controller._pendingPullIntos.peek();
            const view = new Uint8Array(firstDescriptor.buffer, firstDescriptor.byteOffset + firstDescriptor.bytesFilled, firstDescriptor.byteLength - firstDescriptor.bytesFilled);
            const byobRequest = Object.create(ReadableStreamBYOBRequest.prototype);
            SetUpReadableStreamBYOBRequest(byobRequest, controller, view);
            controller._byobRequest = byobRequest;
        }
        return controller._byobRequest;
    }
    function ReadableByteStreamControllerGetDesiredSize(controller) {
        const state = controller._controlledReadableByteStream._state;
        if (state === 'errored') {
            return null;
        }
        if (state === 'closed') {
            return 0;
        }
        return controller._strategyHWM - controller._queueTotalSize;
    }
    function ReadableByteStreamControllerRespond(controller, bytesWritten) {
        const firstDescriptor = controller._pendingPullIntos.peek();
        const state = controller._controlledReadableByteStream._state;
        if (state === 'closed') {
            if (bytesWritten !== 0) {
                throw new TypeError('bytesWritten must be 0 when calling respond() on a closed stream');
            }
        }
        else {
            if (bytesWritten === 0) {
                throw new TypeError('bytesWritten must be greater than 0 when calling respond() on a readable stream');
            }
            if (firstDescriptor.bytesFilled + bytesWritten > firstDescriptor.byteLength) {
                throw new RangeError('bytesWritten out of range');
            }
        }
        firstDescriptor.buffer = TransferArrayBuffer(firstDescriptor.buffer);
        ReadableByteStreamControllerRespondInternal(controller, bytesWritten);
    }
    function ReadableByteStreamControllerRespondWithNewView(controller, view) {
        const firstDescriptor = controller._pendingPullIntos.peek();
        const state = controller._controlledReadableByteStream._state;
        if (state === 'closed') {
            if (view.byteLength !== 0) {
                throw new TypeError('The view\'s length must be 0 when calling respondWithNewView() on a closed stream');
            }
        }
        else {
            if (view.byteLength === 0) {
                throw new TypeError('The view\'s length must be greater than 0 when calling respondWithNewView() on a readable stream');
            }
        }
        if (firstDescriptor.byteOffset + firstDescriptor.bytesFilled !== view.byteOffset) {
            throw new RangeError('The region specified by view does not match byobRequest');
        }
        if (firstDescriptor.bufferByteLength !== view.buffer.byteLength) {
            throw new RangeError('The buffer of view has different capacity than byobRequest');
        }
        if (firstDescriptor.bytesFilled + view.byteLength > firstDescriptor.byteLength) {
            throw new RangeError('The region specified by view is larger than byobRequest');
        }
        const viewByteLength = view.byteLength;
        firstDescriptor.buffer = TransferArrayBuffer(view.buffer);
        ReadableByteStreamControllerRespondInternal(controller, viewByteLength);
    }
    function SetUpReadableByteStreamController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, autoAllocateChunkSize) {
        controller._controlledReadableByteStream = stream;
        controller._pullAgain = false;
        controller._pulling = false;
        controller._byobRequest = null;
        // Need to set the slots so that the assert doesn't fire. In the spec the slots already exist implicitly.
        controller._queue = controller._queueTotalSize = undefined;
        ResetQueue(controller);
        controller._closeRequested = false;
        controller._started = false;
        controller._strategyHWM = highWaterMark;
        controller._pullAlgorithm = pullAlgorithm;
        controller._cancelAlgorithm = cancelAlgorithm;
        controller._autoAllocateChunkSize = autoAllocateChunkSize;
        controller._pendingPullIntos = new SimpleQueue();
        stream._readableStreamController = controller;
        const startResult = startAlgorithm();
        uponPromise(promiseResolvedWith(startResult), () => {
            controller._started = true;
            ReadableByteStreamControllerCallPullIfNeeded(controller);
            return null;
        }, r => {
            ReadableByteStreamControllerError(controller, r);
            return null;
        });
    }
    function SetUpReadableByteStreamControllerFromUnderlyingSource(stream, underlyingByteSource, highWaterMark) {
        const controller = Object.create(ReadableByteStreamController.prototype);
        let startAlgorithm;
        let pullAlgorithm;
        let cancelAlgorithm;
        if (underlyingByteSource.start !== undefined) {
            startAlgorithm = () => underlyingByteSource.start(controller);
        }
        else {
            startAlgorithm = () => undefined;
        }
        if (underlyingByteSource.pull !== undefined) {
            pullAlgorithm = () => underlyingByteSource.pull(controller);
        }
        else {
            pullAlgorithm = () => promiseResolvedWith(undefined);
        }
        if (underlyingByteSource.cancel !== undefined) {
            cancelAlgorithm = reason => underlyingByteSource.cancel(reason);
        }
        else {
            cancelAlgorithm = () => promiseResolvedWith(undefined);
        }
        const autoAllocateChunkSize = underlyingByteSource.autoAllocateChunkSize;
        if (autoAllocateChunkSize === 0) {
            throw new TypeError('autoAllocateChunkSize must be greater than 0');
        }
        SetUpReadableByteStreamController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, autoAllocateChunkSize);
    }
    function SetUpReadableStreamBYOBRequest(request, controller, view) {
        request._associatedReadableByteStreamController = controller;
        request._view = view;
    }
    // Helper functions for the ReadableStreamBYOBRequest.
    function byobRequestBrandCheckException(name) {
        return new TypeError(`ReadableStreamBYOBRequest.prototype.${name} can only be used on a ReadableStreamBYOBRequest`);
    }
    // Helper functions for the ReadableByteStreamController.
    function byteStreamControllerBrandCheckException(name) {
        return new TypeError(`ReadableByteStreamController.prototype.${name} can only be used on a ReadableByteStreamController`);
    }

    function convertReaderOptions(options, context) {
        assertDictionary(options, context);
        const mode = options === null || options === void 0 ? void 0 : options.mode;
        return {
            mode: mode === undefined ? undefined : convertReadableStreamReaderMode(mode, `${context} has member 'mode' that`)
        };
    }
    function convertReadableStreamReaderMode(mode, context) {
        mode = `${mode}`;
        if (mode !== 'byob') {
            throw new TypeError(`${context} '${mode}' is not a valid enumeration value for ReadableStreamReaderMode`);
        }
        return mode;
    }
    function convertByobReadOptions(options, context) {
        var _a;
        assertDictionary(options, context);
        const min = (_a = options === null || options === void 0 ? void 0 : options.min) !== null && _a !== void 0 ? _a : 1;
        return {
            min: convertUnsignedLongLongWithEnforceRange(min, `${context} has member 'min' that`)
        };
    }

    // Abstract operations for the ReadableStream.
    function AcquireReadableStreamBYOBReader(stream) {
        return new ReadableStreamBYOBReader(stream);
    }
    // ReadableStream API exposed for controllers.
    function ReadableStreamAddReadIntoRequest(stream, readIntoRequest) {
        stream._reader._readIntoRequests.push(readIntoRequest);
    }
    function ReadableStreamFulfillReadIntoRequest(stream, chunk, done) {
        const reader = stream._reader;
        const readIntoRequest = reader._readIntoRequests.shift();
        if (done) {
            readIntoRequest._closeSteps(chunk);
        }
        else {
            readIntoRequest._chunkSteps(chunk);
        }
    }
    function ReadableStreamGetNumReadIntoRequests(stream) {
        return stream._reader._readIntoRequests.length;
    }
    function ReadableStreamHasBYOBReader(stream) {
        const reader = stream._reader;
        if (reader === undefined) {
            return false;
        }
        if (!IsReadableStreamBYOBReader(reader)) {
            return false;
        }
        return true;
    }
    /**
     * A BYOB reader vended by a {@link ReadableStream}.
     *
     * @public
     */
    class ReadableStreamBYOBReader {
        constructor(stream) {
            assertRequiredArgument(stream, 1, 'ReadableStreamBYOBReader');
            assertReadableStream(stream, 'First parameter');
            if (IsReadableStreamLocked(stream)) {
                throw new TypeError('This stream has already been locked for exclusive reading by another reader');
            }
            if (!IsReadableByteStreamController(stream._readableStreamController)) {
                throw new TypeError('Cannot construct a ReadableStreamBYOBReader for a stream not constructed with a byte ' +
                    'source');
            }
            ReadableStreamReaderGenericInitialize(this, stream);
            this._readIntoRequests = new SimpleQueue();
        }
        /**
         * Returns a promise that will be fulfilled when the stream becomes closed, or rejected if the stream ever errors or
         * the reader's lock is released before the stream finishes closing.
         */
        get closed() {
            if (!IsReadableStreamBYOBReader(this)) {
                return promiseRejectedWith(byobReaderBrandCheckException('closed'));
            }
            return this._closedPromise;
        }
        /**
         * If the reader is active, behaves the same as {@link ReadableStream.cancel | stream.cancel(reason)}.
         */
        cancel(reason = undefined) {
            if (!IsReadableStreamBYOBReader(this)) {
                return promiseRejectedWith(byobReaderBrandCheckException('cancel'));
            }
            if (this._ownerReadableStream === undefined) {
                return promiseRejectedWith(readerLockException('cancel'));
            }
            return ReadableStreamReaderGenericCancel(this, reason);
        }
        read(view, rawOptions = {}) {
            if (!IsReadableStreamBYOBReader(this)) {
                return promiseRejectedWith(byobReaderBrandCheckException('read'));
            }
            if (!ArrayBuffer.isView(view)) {
                return promiseRejectedWith(new TypeError('view must be an array buffer view'));
            }
            if (view.byteLength === 0) {
                return promiseRejectedWith(new TypeError('view must have non-zero byteLength'));
            }
            if (view.buffer.byteLength === 0) {
                return promiseRejectedWith(new TypeError(`view's buffer must have non-zero byteLength`));
            }
            if (IsDetachedBuffer(view.buffer)) {
                return promiseRejectedWith(new TypeError('view\'s buffer has been detached'));
            }
            let options;
            try {
                options = convertByobReadOptions(rawOptions, 'options');
            }
            catch (e) {
                return promiseRejectedWith(e);
            }
            const min = options.min;
            if (min === 0) {
                return promiseRejectedWith(new TypeError('options.min must be greater than 0'));
            }
            if (!isDataView(view)) {
                if (min > view.length) {
                    return promiseRejectedWith(new RangeError('options.min must be less than or equal to view\'s length'));
                }
            }
            else if (min > view.byteLength) {
                return promiseRejectedWith(new RangeError('options.min must be less than or equal to view\'s byteLength'));
            }
            if (this._ownerReadableStream === undefined) {
                return promiseRejectedWith(readerLockException('read from'));
            }
            let resolvePromise;
            let rejectPromise;
            const promise = newPromise((resolve, reject) => {
                resolvePromise = resolve;
                rejectPromise = reject;
            });
            const readIntoRequest = {
                _chunkSteps: chunk => resolvePromise({ value: chunk, done: false }),
                _closeSteps: chunk => resolvePromise({ value: chunk, done: true }),
                _errorSteps: e => rejectPromise(e)
            };
            ReadableStreamBYOBReaderRead(this, view, min, readIntoRequest);
            return promise;
        }
        /**
         * Releases the reader's lock on the corresponding stream. After the lock is released, the reader is no longer active.
         * If the associated stream is errored when the lock is released, the reader will appear errored in the same way
         * from now on; otherwise, the reader will appear closed.
         *
         * A reader's lock cannot be released while it still has a pending read request, i.e., if a promise returned by
         * the reader's {@link ReadableStreamBYOBReader.read | read()} method has not yet been settled. Attempting to
         * do so will throw a `TypeError` and leave the reader locked to the stream.
         */
        releaseLock() {
            if (!IsReadableStreamBYOBReader(this)) {
                throw byobReaderBrandCheckException('releaseLock');
            }
            if (this._ownerReadableStream === undefined) {
                return;
            }
            ReadableStreamBYOBReaderRelease(this);
        }
    }
    Object.defineProperties(ReadableStreamBYOBReader.prototype, {
        cancel: { enumerable: true },
        read: { enumerable: true },
        releaseLock: { enumerable: true },
        closed: { enumerable: true }
    });
    setFunctionName(ReadableStreamBYOBReader.prototype.cancel, 'cancel');
    setFunctionName(ReadableStreamBYOBReader.prototype.read, 'read');
    setFunctionName(ReadableStreamBYOBReader.prototype.releaseLock, 'releaseLock');
    if (typeof Symbol.toStringTag === 'symbol') {
        Object.defineProperty(ReadableStreamBYOBReader.prototype, Symbol.toStringTag, {
            value: 'ReadableStreamBYOBReader',
            configurable: true
        });
    }
    // Abstract operations for the readers.
    function IsReadableStreamBYOBReader(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_readIntoRequests')) {
            return false;
        }
        return x instanceof ReadableStreamBYOBReader;
    }
    function ReadableStreamBYOBReaderRead(reader, view, min, readIntoRequest) {
        const stream = reader._ownerReadableStream;
        stream._disturbed = true;
        if (stream._state === 'errored') {
            readIntoRequest._errorSteps(stream._storedError);
        }
        else {
            ReadableByteStreamControllerPullInto(stream._readableStreamController, view, min, readIntoRequest);
        }
    }
    function ReadableStreamBYOBReaderRelease(reader) {
        ReadableStreamReaderGenericRelease(reader);
        const e = new TypeError('Reader was released');
        ReadableStreamBYOBReaderErrorReadIntoRequests(reader, e);
    }
    function ReadableStreamBYOBReaderErrorReadIntoRequests(reader, e) {
        const readIntoRequests = reader._readIntoRequests;
        reader._readIntoRequests = new SimpleQueue();
        readIntoRequests.forEach(readIntoRequest => {
            readIntoRequest._errorSteps(e);
        });
    }
    // Helper functions for the ReadableStreamBYOBReader.
    function byobReaderBrandCheckException(name) {
        return new TypeError(`ReadableStreamBYOBReader.prototype.${name} can only be used on a ReadableStreamBYOBReader`);
    }

    function ExtractHighWaterMark(strategy, defaultHWM) {
        const { highWaterMark } = strategy;
        if (highWaterMark === undefined) {
            return defaultHWM;
        }
        if (NumberIsNaN(highWaterMark) || highWaterMark < 0) {
            throw new RangeError('Invalid highWaterMark');
        }
        return highWaterMark;
    }
    function ExtractSizeAlgorithm(strategy) {
        const { size } = strategy;
        if (!size) {
            return () => 1;
        }
        return size;
    }

    function convertQueuingStrategy(init, context) {
        assertDictionary(init, context);
        const highWaterMark = init === null || init === void 0 ? void 0 : init.highWaterMark;
        const size = init === null || init === void 0 ? void 0 : init.size;
        return {
            highWaterMark: highWaterMark === undefined ? undefined : convertUnrestrictedDouble(highWaterMark),
            size: size === undefined ? undefined : convertQueuingStrategySize(size, `${context} has member 'size' that`)
        };
    }
    function convertQueuingStrategySize(fn, context) {
        assertFunction(fn, context);
        return chunk => convertUnrestrictedDouble(fn(chunk));
    }

    function convertUnderlyingSink(original, context) {
        assertDictionary(original, context);
        const abort = original === null || original === void 0 ? void 0 : original.abort;
        const close = original === null || original === void 0 ? void 0 : original.close;
        const start = original === null || original === void 0 ? void 0 : original.start;
        const type = original === null || original === void 0 ? void 0 : original.type;
        const write = original === null || original === void 0 ? void 0 : original.write;
        return {
            abort: abort === undefined ?
                undefined :
                convertUnderlyingSinkAbortCallback(abort, original, `${context} has member 'abort' that`),
            close: close === undefined ?
                undefined :
                convertUnderlyingSinkCloseCallback(close, original, `${context} has member 'close' that`),
            start: start === undefined ?
                undefined :
                convertUnderlyingSinkStartCallback(start, original, `${context} has member 'start' that`),
            write: write === undefined ?
                undefined :
                convertUnderlyingSinkWriteCallback(write, original, `${context} has member 'write' that`),
            type
        };
    }
    function convertUnderlyingSinkAbortCallback(fn, original, context) {
        assertFunction(fn, context);
        return (reason) => promiseCall(fn, original, [reason]);
    }
    function convertUnderlyingSinkCloseCallback(fn, original, context) {
        assertFunction(fn, context);
        return () => promiseCall(fn, original, []);
    }
    function convertUnderlyingSinkStartCallback(fn, original, context) {
        assertFunction(fn, context);
        return (controller) => reflectCall(fn, original, [controller]);
    }
    function convertUnderlyingSinkWriteCallback(fn, original, context) {
        assertFunction(fn, context);
        return (chunk, controller) => promiseCall(fn, original, [chunk, controller]);
    }

    function assertWritableStream(x, context) {
        if (!IsWritableStream(x)) {
            throw new TypeError(`${context} is not a WritableStream.`);
        }
    }

    function isAbortSignal(value) {
        if (typeof value !== 'object' || value === null) {
            return false;
        }
        try {
            return typeof value.aborted === 'boolean';
        }
        catch (_a) {
            // AbortSignal.prototype.aborted throws if its brand check fails
            return false;
        }
    }
    const supportsAbortController = typeof AbortController === 'function';
    /**
     * Construct a new AbortController, if supported by the platform.
     *
     * @internal
     */
    function createAbortController() {
        if (supportsAbortController) {
            return new AbortController();
        }
        return undefined;
    }

    /**
     * A writable stream represents a destination for data, into which you can write.
     *
     * @public
     */
    class WritableStream {
        constructor(rawUnderlyingSink = {}, rawStrategy = {}) {
            if (rawUnderlyingSink === undefined) {
                rawUnderlyingSink = null;
            }
            else {
                assertObject(rawUnderlyingSink, 'First parameter');
            }
            const strategy = convertQueuingStrategy(rawStrategy, 'Second parameter');
            const underlyingSink = convertUnderlyingSink(rawUnderlyingSink, 'First parameter');
            InitializeWritableStream(this);
            const type = underlyingSink.type;
            if (type !== undefined) {
                throw new RangeError('Invalid type is specified');
            }
            const sizeAlgorithm = ExtractSizeAlgorithm(strategy);
            const highWaterMark = ExtractHighWaterMark(strategy, 1);
            SetUpWritableStreamDefaultControllerFromUnderlyingSink(this, underlyingSink, highWaterMark, sizeAlgorithm);
        }
        /**
         * Returns whether or not the writable stream is locked to a writer.
         */
        get locked() {
            if (!IsWritableStream(this)) {
                throw streamBrandCheckException$2('locked');
            }
            return IsWritableStreamLocked(this);
        }
        /**
         * Aborts the stream, signaling that the producer can no longer successfully write to the stream and it is to be
         * immediately moved to an errored state, with any queued-up writes discarded. This will also execute any abort
         * mechanism of the underlying sink.
         *
         * The returned promise will fulfill if the stream shuts down successfully, or reject if the underlying sink signaled
         * that there was an error doing so. Additionally, it will reject with a `TypeError` (without attempting to cancel
         * the stream) if the stream is currently locked.
         */
        abort(reason = undefined) {
            if (!IsWritableStream(this)) {
                return promiseRejectedWith(streamBrandCheckException$2('abort'));
            }
            if (IsWritableStreamLocked(this)) {
                return promiseRejectedWith(new TypeError('Cannot abort a stream that already has a writer'));
            }
            return WritableStreamAbort(this, reason);
        }
        /**
         * Closes the stream. The underlying sink will finish processing any previously-written chunks, before invoking its
         * close behavior. During this time any further attempts to write will fail (without erroring the stream).
         *
         * The method returns a promise that will fulfill if all remaining chunks are successfully written and the stream
         * successfully closes, or rejects if an error is encountered during this process. Additionally, it will reject with
         * a `TypeError` (without attempting to cancel the stream) if the stream is currently locked.
         */
        close() {
            if (!IsWritableStream(this)) {
                return promiseRejectedWith(streamBrandCheckException$2('close'));
            }
            if (IsWritableStreamLocked(this)) {
                return promiseRejectedWith(new TypeError('Cannot close a stream that already has a writer'));
            }
            if (WritableStreamCloseQueuedOrInFlight(this)) {
                return promiseRejectedWith(new TypeError('Cannot close an already-closing stream'));
            }
            return WritableStreamClose(this);
        }
        /**
         * Creates a {@link WritableStreamDefaultWriter | writer} and locks the stream to the new writer. While the stream
         * is locked, no other writer can be acquired until this one is released.
         *
         * This functionality is especially useful for creating abstractions that desire the ability to write to a stream
         * without interruption or interleaving. By getting a writer for the stream, you can ensure nobody else can write at
         * the same time, which would cause the resulting written data to be unpredictable and probably useless.
         */
        getWriter() {
            if (!IsWritableStream(this)) {
                throw streamBrandCheckException$2('getWriter');
            }
            return AcquireWritableStreamDefaultWriter(this);
        }
    }
    Object.defineProperties(WritableStream.prototype, {
        abort: { enumerable: true },
        close: { enumerable: true },
        getWriter: { enumerable: true },
        locked: { enumerable: true }
    });
    setFunctionName(WritableStream.prototype.abort, 'abort');
    setFunctionName(WritableStream.prototype.close, 'close');
    setFunctionName(WritableStream.prototype.getWriter, 'getWriter');
    if (typeof Symbol.toStringTag === 'symbol') {
        Object.defineProperty(WritableStream.prototype, Symbol.toStringTag, {
            value: 'WritableStream',
            configurable: true
        });
    }
    // Abstract operations for the WritableStream.
    function AcquireWritableStreamDefaultWriter(stream) {
        return new WritableStreamDefaultWriter(stream);
    }
    // Throws if and only if startAlgorithm throws.
    function CreateWritableStream(startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, highWaterMark = 1, sizeAlgorithm = () => 1) {
        const stream = Object.create(WritableStream.prototype);
        InitializeWritableStream(stream);
        const controller = Object.create(WritableStreamDefaultController.prototype);
        SetUpWritableStreamDefaultController(stream, controller, startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, highWaterMark, sizeAlgorithm);
        return stream;
    }
    function InitializeWritableStream(stream) {
        stream._state = 'writable';
        // The error that will be reported by new method calls once the state becomes errored. Only set when [[state]] is
        // 'erroring' or 'errored'. May be set to an undefined value.
        stream._storedError = undefined;
        stream._writer = undefined;
        // Initialize to undefined first because the constructor of the controller checks this
        // variable to validate the caller.
        stream._writableStreamController = undefined;
        // This queue is placed here instead of the writer class in order to allow for passing a writer to the next data
        // producer without waiting for the queued writes to finish.
        stream._writeRequests = new SimpleQueue();
        // Write requests are removed from _writeRequests when write() is called on the underlying sink. This prevents
        // them from being erroneously rejected on error. If a write() call is in-flight, the request is stored here.
        stream._inFlightWriteRequest = undefined;
        // The promise that was returned from writer.close(). Stored here because it may be fulfilled after the writer
        // has been detached.
        stream._closeRequest = undefined;
        // Close request is removed from _closeRequest when close() is called on the underlying sink. This prevents it
        // from being erroneously rejected on error. If a close() call is in-flight, the request is stored here.
        stream._inFlightCloseRequest = undefined;
        // The promise that was returned from writer.abort(). This may also be fulfilled after the writer has detached.
        stream._pendingAbortRequest = undefined;
        // The backpressure signal set by the controller.
        stream._backpressure = false;
    }
    function IsWritableStream(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_writableStreamController')) {
            return false;
        }
        return x instanceof WritableStream;
    }
    function IsWritableStreamLocked(stream) {
        if (stream._writer === undefined) {
            return false;
        }
        return true;
    }
    function WritableStreamAbort(stream, reason) {
        var _a;
        if (stream._state === 'closed' || stream._state === 'errored') {
            return promiseResolvedWith(undefined);
        }
        stream._writableStreamController._abortReason = reason;
        (_a = stream._writableStreamController._abortController) === null || _a === void 0 ? void 0 : _a.abort(reason);
        // TypeScript narrows the type of `stream._state` down to 'writable' | 'erroring',
        // but it doesn't know that signaling abort runs author code that might have changed the state.
        // Widen the type again by casting to WritableStreamState.
        const state = stream._state;
        if (state === 'closed' || state === 'errored') {
            return promiseResolvedWith(undefined);
        }
        if (stream._pendingAbortRequest !== undefined) {
            return stream._pendingAbortRequest._promise;
        }
        let wasAlreadyErroring = false;
        if (state === 'erroring') {
            wasAlreadyErroring = true;
            // reason will not be used, so don't keep a reference to it.
            reason = undefined;
        }
        const promise = newPromise((resolve, reject) => {
            stream._pendingAbortRequest = {
                _promise: undefined,
                _resolve: resolve,
                _reject: reject,
                _reason: reason,
                _wasAlreadyErroring: wasAlreadyErroring
            };
        });
        stream._pendingAbortRequest._promise = promise;
        if (!wasAlreadyErroring) {
            WritableStreamStartErroring(stream, reason);
        }
        return promise;
    }
    function WritableStreamClose(stream) {
        const state = stream._state;
        if (state === 'closed' || state === 'errored') {
            return promiseRejectedWith(new TypeError(`The stream (in ${state} state) is not in the writable state and cannot be closed`));
        }
        const promise = newPromise((resolve, reject) => {
            const closeRequest = {
                _resolve: resolve,
                _reject: reject
            };
            stream._closeRequest = closeRequest;
        });
        const writer = stream._writer;
        if (writer !== undefined && stream._backpressure && state === 'writable') {
            defaultWriterReadyPromiseResolve(writer);
        }
        WritableStreamDefaultControllerClose(stream._writableStreamController);
        return promise;
    }
    // WritableStream API exposed for controllers.
    function WritableStreamAddWriteRequest(stream) {
        const promise = newPromise((resolve, reject) => {
            const writeRequest = {
                _resolve: resolve,
                _reject: reject
            };
            stream._writeRequests.push(writeRequest);
        });
        return promise;
    }
    function WritableStreamDealWithRejection(stream, error) {
        const state = stream._state;
        if (state === 'writable') {
            WritableStreamStartErroring(stream, error);
            return;
        }
        WritableStreamFinishErroring(stream);
    }
    function WritableStreamStartErroring(stream, reason) {
        const controller = stream._writableStreamController;
        stream._state = 'erroring';
        stream._storedError = reason;
        const writer = stream._writer;
        if (writer !== undefined) {
            WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, reason);
        }
        if (!WritableStreamHasOperationMarkedInFlight(stream) && controller._started) {
            WritableStreamFinishErroring(stream);
        }
    }
    function WritableStreamFinishErroring(stream) {
        stream._state = 'errored';
        stream._writableStreamController[ErrorSteps]();
        const storedError = stream._storedError;
        stream._writeRequests.forEach(writeRequest => {
            writeRequest._reject(storedError);
        });
        stream._writeRequests = new SimpleQueue();
        if (stream._pendingAbortRequest === undefined) {
            WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
            return;
        }
        const abortRequest = stream._pendingAbortRequest;
        stream._pendingAbortRequest = undefined;
        if (abortRequest._wasAlreadyErroring) {
            abortRequest._reject(storedError);
            WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
            return;
        }
        const promise = stream._writableStreamController[AbortSteps](abortRequest._reason);
        uponPromise(promise, () => {
            abortRequest._resolve();
            WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
            return null;
        }, (reason) => {
            abortRequest._reject(reason);
            WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
            return null;
        });
    }
    function WritableStreamFinishInFlightWrite(stream) {
        stream._inFlightWriteRequest._resolve(undefined);
        stream._inFlightWriteRequest = undefined;
    }
    function WritableStreamFinishInFlightWriteWithError(stream, error) {
        stream._inFlightWriteRequest._reject(error);
        stream._inFlightWriteRequest = undefined;
        WritableStreamDealWithRejection(stream, error);
    }
    function WritableStreamFinishInFlightClose(stream) {
        stream._inFlightCloseRequest._resolve(undefined);
        stream._inFlightCloseRequest = undefined;
        const state = stream._state;
        if (state === 'erroring') {
            // The error was too late to do anything, so it is ignored.
            stream._storedError = undefined;
            if (stream._pendingAbortRequest !== undefined) {
                stream._pendingAbortRequest._resolve();
                stream._pendingAbortRequest = undefined;
            }
        }
        stream._state = 'closed';
        const writer = stream._writer;
        if (writer !== undefined) {
            defaultWriterClosedPromiseResolve(writer);
        }
    }
    function WritableStreamFinishInFlightCloseWithError(stream, error) {
        stream._inFlightCloseRequest._reject(error);
        stream._inFlightCloseRequest = undefined;
        // Never execute sink abort() after sink close().
        if (stream._pendingAbortRequest !== undefined) {
            stream._pendingAbortRequest._reject(error);
            stream._pendingAbortRequest = undefined;
        }
        WritableStreamDealWithRejection(stream, error);
    }
    // TODO(ricea): Fix alphabetical order.
    function WritableStreamCloseQueuedOrInFlight(stream) {
        if (stream._closeRequest === undefined && stream._inFlightCloseRequest === undefined) {
            return false;
        }
        return true;
    }
    function WritableStreamHasOperationMarkedInFlight(stream) {
        if (stream._inFlightWriteRequest === undefined && stream._inFlightCloseRequest === undefined) {
            return false;
        }
        return true;
    }
    function WritableStreamMarkCloseRequestInFlight(stream) {
        stream._inFlightCloseRequest = stream._closeRequest;
        stream._closeRequest = undefined;
    }
    function WritableStreamMarkFirstWriteRequestInFlight(stream) {
        stream._inFlightWriteRequest = stream._writeRequests.shift();
    }
    function WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream) {
        if (stream._closeRequest !== undefined) {
            stream._closeRequest._reject(stream._storedError);
            stream._closeRequest = undefined;
        }
        const writer = stream._writer;
        if (writer !== undefined) {
            defaultWriterClosedPromiseReject(writer, stream._storedError);
        }
    }
    function WritableStreamUpdateBackpressure(stream, backpressure) {
        const writer = stream._writer;
        if (writer !== undefined && backpressure !== stream._backpressure) {
            if (backpressure) {
                defaultWriterReadyPromiseReset(writer);
            }
            else {
                defaultWriterReadyPromiseResolve(writer);
            }
        }
        stream._backpressure = backpressure;
    }
    /**
     * A default writer vended by a {@link WritableStream}.
     *
     * @public
     */
    class WritableStreamDefaultWriter {
        constructor(stream) {
            assertRequiredArgument(stream, 1, 'WritableStreamDefaultWriter');
            assertWritableStream(stream, 'First parameter');
            if (IsWritableStreamLocked(stream)) {
                throw new TypeError('This stream has already been locked for exclusive writing by another writer');
            }
            this._ownerWritableStream = stream;
            stream._writer = this;
            const state = stream._state;
            if (state === 'writable') {
                if (!WritableStreamCloseQueuedOrInFlight(stream) && stream._backpressure) {
                    defaultWriterReadyPromiseInitialize(this);
                }
                else {
                    defaultWriterReadyPromiseInitializeAsResolved(this);
                }
                defaultWriterClosedPromiseInitialize(this);
            }
            else if (state === 'erroring') {
                defaultWriterReadyPromiseInitializeAsRejected(this, stream._storedError);
                defaultWriterClosedPromiseInitialize(this);
            }
            else if (state === 'closed') {
                defaultWriterReadyPromiseInitializeAsResolved(this);
                defaultWriterClosedPromiseInitializeAsResolved(this);
            }
            else {
                const storedError = stream._storedError;
                defaultWriterReadyPromiseInitializeAsRejected(this, storedError);
                defaultWriterClosedPromiseInitializeAsRejected(this, storedError);
            }
        }
        /**
         * Returns a promise that will be fulfilled when the stream becomes closed, or rejected if the stream ever errors or
         * the writer’s lock is released before the stream finishes closing.
         */
        get closed() {
            if (!IsWritableStreamDefaultWriter(this)) {
                return promiseRejectedWith(defaultWriterBrandCheckException('closed'));
            }
            return this._closedPromise;
        }
        /**
         * Returns the desired size to fill the stream’s internal queue. It can be negative, if the queue is over-full.
         * A producer can use this information to determine the right amount of data to write.
         *
         * It will be `null` if the stream cannot be successfully written to (due to either being errored, or having an abort
         * queued up). It will return zero if the stream is closed. And the getter will throw an exception if invoked when
         * the writer’s lock is released.
         */
        get desiredSize() {
            if (!IsWritableStreamDefaultWriter(this)) {
                throw defaultWriterBrandCheckException('desiredSize');
            }
            if (this._ownerWritableStream === undefined) {
                throw defaultWriterLockException('desiredSize');
            }
            return WritableStreamDefaultWriterGetDesiredSize(this);
        }
        /**
         * Returns a promise that will be fulfilled when the desired size to fill the stream’s internal queue transitions
         * from non-positive to positive, signaling that it is no longer applying backpressure. Once the desired size dips
         * back to zero or below, the getter will return a new promise that stays pending until the next transition.
         *
         * If the stream becomes errored or aborted, or the writer’s lock is released, the returned promise will become
         * rejected.
         */
        get ready() {
            if (!IsWritableStreamDefaultWriter(this)) {
                return promiseRejectedWith(defaultWriterBrandCheckException('ready'));
            }
            return this._readyPromise;
        }
        /**
         * If the reader is active, behaves the same as {@link WritableStream.abort | stream.abort(reason)}.
         */
        abort(reason = undefined) {
            if (!IsWritableStreamDefaultWriter(this)) {
                return promiseRejectedWith(defaultWriterBrandCheckException('abort'));
            }
            if (this._ownerWritableStream === undefined) {
                return promiseRejectedWith(defaultWriterLockException('abort'));
            }
            return WritableStreamDefaultWriterAbort(this, reason);
        }
        /**
         * If the reader is active, behaves the same as {@link WritableStream.close | stream.close()}.
         */
        close() {
            if (!IsWritableStreamDefaultWriter(this)) {
                return promiseRejectedWith(defaultWriterBrandCheckException('close'));
            }
            const stream = this._ownerWritableStream;
            if (stream === undefined) {
                return promiseRejectedWith(defaultWriterLockException('close'));
            }
            if (WritableStreamCloseQueuedOrInFlight(stream)) {
                return promiseRejectedWith(new TypeError('Cannot close an already-closing stream'));
            }
            return WritableStreamDefaultWriterClose(this);
        }
        /**
         * Releases the writer’s lock on the corresponding stream. After the lock is released, the writer is no longer active.
         * If the associated stream is errored when the lock is released, the writer will appear errored in the same way from
         * now on; otherwise, the writer will appear closed.
         *
         * Note that the lock can still be released even if some ongoing writes have not yet finished (i.e. even if the
         * promises returned from previous calls to {@link WritableStreamDefaultWriter.write | write()} have not yet settled).
         * It’s not necessary to hold the lock on the writer for the duration of the write; the lock instead simply prevents
         * other producers from writing in an interleaved manner.
         */
        releaseLock() {
            if (!IsWritableStreamDefaultWriter(this)) {
                throw defaultWriterBrandCheckException('releaseLock');
            }
            const stream = this._ownerWritableStream;
            if (stream === undefined) {
                return;
            }
            WritableStreamDefaultWriterRelease(this);
        }
        write(chunk = undefined) {
            if (!IsWritableStreamDefaultWriter(this)) {
                return promiseRejectedWith(defaultWriterBrandCheckException('write'));
            }
            if (this._ownerWritableStream === undefined) {
                return promiseRejectedWith(defaultWriterLockException('write to'));
            }
            return WritableStreamDefaultWriterWrite(this, chunk);
        }
    }
    Object.defineProperties(WritableStreamDefaultWriter.prototype, {
        abort: { enumerable: true },
        close: { enumerable: true },
        releaseLock: { enumerable: true },
        write: { enumerable: true },
        closed: { enumerable: true },
        desiredSize: { enumerable: true },
        ready: { enumerable: true }
    });
    setFunctionName(WritableStreamDefaultWriter.prototype.abort, 'abort');
    setFunctionName(WritableStreamDefaultWriter.prototype.close, 'close');
    setFunctionName(WritableStreamDefaultWriter.prototype.releaseLock, 'releaseLock');
    setFunctionName(WritableStreamDefaultWriter.prototype.write, 'write');
    if (typeof Symbol.toStringTag === 'symbol') {
        Object.defineProperty(WritableStreamDefaultWriter.prototype, Symbol.toStringTag, {
            value: 'WritableStreamDefaultWriter',
            configurable: true
        });
    }
    // Abstract operations for the WritableStreamDefaultWriter.
    function IsWritableStreamDefaultWriter(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_ownerWritableStream')) {
            return false;
        }
        return x instanceof WritableStreamDefaultWriter;
    }
    // A client of WritableStreamDefaultWriter may use these functions directly to bypass state check.
    function WritableStreamDefaultWriterAbort(writer, reason) {
        const stream = writer._ownerWritableStream;
        return WritableStreamAbort(stream, reason);
    }
    function WritableStreamDefaultWriterClose(writer) {
        const stream = writer._ownerWritableStream;
        return WritableStreamClose(stream);
    }
    function WritableStreamDefaultWriterCloseWithErrorPropagation(writer) {
        const stream = writer._ownerWritableStream;
        const state = stream._state;
        if (WritableStreamCloseQueuedOrInFlight(stream) || state === 'closed') {
            return promiseResolvedWith(undefined);
        }
        if (state === 'errored') {
            return promiseRejectedWith(stream._storedError);
        }
        return WritableStreamDefaultWriterClose(writer);
    }
    function WritableStreamDefaultWriterEnsureClosedPromiseRejected(writer, error) {
        if (writer._closedPromiseState === 'pending') {
            defaultWriterClosedPromiseReject(writer, error);
        }
        else {
            defaultWriterClosedPromiseResetToRejected(writer, error);
        }
    }
    function WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, error) {
        if (writer._readyPromiseState === 'pending') {
            defaultWriterReadyPromiseReject(writer, error);
        }
        else {
            defaultWriterReadyPromiseResetToRejected(writer, error);
        }
    }
    function WritableStreamDefaultWriterGetDesiredSize(writer) {
        const stream = writer._ownerWritableStream;
        const state = stream._state;
        if (state === 'errored' || state === 'erroring') {
            return null;
        }
        if (state === 'closed') {
            return 0;
        }
        return WritableStreamDefaultControllerGetDesiredSize(stream._writableStreamController);
    }
    function WritableStreamDefaultWriterRelease(writer) {
        const stream = writer._ownerWritableStream;
        const releasedError = new TypeError(`Writer was released and can no longer be used to monitor the stream's closedness`);
        WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, releasedError);
        // The state transitions to "errored" before the sink abort() method runs, but the writer.closed promise is not
        // rejected until afterwards. This means that simply testing state will not work.
        WritableStreamDefaultWriterEnsureClosedPromiseRejected(writer, releasedError);
        stream._writer = undefined;
        writer._ownerWritableStream = undefined;
    }
    function WritableStreamDefaultWriterWrite(writer, chunk) {
        const stream = writer._ownerWritableStream;
        const controller = stream._writableStreamController;
        const chunkSize = WritableStreamDefaultControllerGetChunkSize(controller, chunk);
        if (stream !== writer._ownerWritableStream) {
            return promiseRejectedWith(defaultWriterLockException('write to'));
        }
        const state = stream._state;
        if (state === 'errored') {
            return promiseRejectedWith(stream._storedError);
        }
        if (WritableStreamCloseQueuedOrInFlight(stream) || state === 'closed') {
            return promiseRejectedWith(new TypeError('The stream is closing or closed and cannot be written to'));
        }
        if (state === 'erroring') {
            return promiseRejectedWith(stream._storedError);
        }
        const promise = WritableStreamAddWriteRequest(stream);
        WritableStreamDefaultControllerWrite(controller, chunk, chunkSize);
        return promise;
    }
    const closeSentinel = {};
    /**
     * Allows control of a {@link WritableStream | writable stream}'s state and internal queue.
     *
     * @public
     */
    class WritableStreamDefaultController {
        constructor() {
            throw new TypeError('Illegal constructor');
        }
        /**
         * The reason which was passed to `WritableStream.abort(reason)` when the stream was aborted.
         *
         * @deprecated
         *  This property has been removed from the specification, see https://github.com/whatwg/streams/pull/1177.
         *  Use {@link WritableStreamDefaultController.signal}'s `reason` instead.
         */
        get abortReason() {
            if (!IsWritableStreamDefaultController(this)) {
                throw defaultControllerBrandCheckException$2('abortReason');
            }
            return this._abortReason;
        }
        /**
         * An `AbortSignal` that can be used to abort the pending write or close operation when the stream is aborted.
         */
        get signal() {
            if (!IsWritableStreamDefaultController(this)) {
                throw defaultControllerBrandCheckException$2('signal');
            }
            if (this._abortController === undefined) {
                // Older browsers or older Node versions may not support `AbortController` or `AbortSignal`.
                // We don't want to bundle and ship an `AbortController` polyfill together with our polyfill,
                // so instead we only implement support for `signal` if we find a global `AbortController` constructor.
                throw new TypeError('WritableStreamDefaultController.prototype.signal is not supported');
            }
            return this._abortController.signal;
        }
        /**
         * Closes the controlled writable stream, making all future interactions with it fail with the given error `e`.
         *
         * This method is rarely used, since usually it suffices to return a rejected promise from one of the underlying
         * sink's methods. However, it can be useful for suddenly shutting down a stream in response to an event outside the
         * normal lifecycle of interactions with the underlying sink.
         */
        error(e = undefined) {
            if (!IsWritableStreamDefaultController(this)) {
                throw defaultControllerBrandCheckException$2('error');
            }
            const state = this._controlledWritableStream._state;
            if (state !== 'writable') {
                // The stream is closed, errored or will be soon. The sink can't do anything useful if it gets an error here, so
                // just treat it as a no-op.
                return;
            }
            WritableStreamDefaultControllerError(this, e);
        }
        /** @internal */
        [AbortSteps](reason) {
            const result = this._abortAlgorithm(reason);
            WritableStreamDefaultControllerClearAlgorithms(this);
            return result;
        }
        /** @internal */
        [ErrorSteps]() {
            ResetQueue(this);
        }
    }
    Object.defineProperties(WritableStreamDefaultController.prototype, {
        abortReason: { enumerable: true },
        signal: { enumerable: true },
        error: { enumerable: true }
    });
    if (typeof Symbol.toStringTag === 'symbol') {
        Object.defineProperty(WritableStreamDefaultController.prototype, Symbol.toStringTag, {
            value: 'WritableStreamDefaultController',
            configurable: true
        });
    }
    // Abstract operations implementing interface required by the WritableStream.
    function IsWritableStreamDefaultController(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_controlledWritableStream')) {
            return false;
        }
        return x instanceof WritableStreamDefaultController;
    }
    function SetUpWritableStreamDefaultController(stream, controller, startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, highWaterMark, sizeAlgorithm) {
        controller._controlledWritableStream = stream;
        stream._writableStreamController = controller;
        // Need to set the slots so that the assert doesn't fire. In the spec the slots already exist implicitly.
        controller._queue = undefined;
        controller._queueTotalSize = undefined;
        ResetQueue(controller);
        controller._abortReason = undefined;
        controller._abortController = createAbortController();
        controller._started = false;
        controller._strategySizeAlgorithm = sizeAlgorithm;
        controller._strategyHWM = highWaterMark;
        controller._writeAlgorithm = writeAlgorithm;
        controller._closeAlgorithm = closeAlgorithm;
        controller._abortAlgorithm = abortAlgorithm;
        const backpressure = WritableStreamDefaultControllerGetBackpressure(controller);
        WritableStreamUpdateBackpressure(stream, backpressure);
        const startResult = startAlgorithm();
        const startPromise = promiseResolvedWith(startResult);
        uponPromise(startPromise, () => {
            controller._started = true;
            WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
            return null;
        }, r => {
            controller._started = true;
            WritableStreamDealWithRejection(stream, r);
            return null;
        });
    }
    function SetUpWritableStreamDefaultControllerFromUnderlyingSink(stream, underlyingSink, highWaterMark, sizeAlgorithm) {
        const controller = Object.create(WritableStreamDefaultController.prototype);
        let startAlgorithm;
        let writeAlgorithm;
        let closeAlgorithm;
        let abortAlgorithm;
        if (underlyingSink.start !== undefined) {
            startAlgorithm = () => underlyingSink.start(controller);
        }
        else {
            startAlgorithm = () => undefined;
        }
        if (underlyingSink.write !== undefined) {
            writeAlgorithm = chunk => underlyingSink.write(chunk, controller);
        }
        else {
            writeAlgorithm = () => promiseResolvedWith(undefined);
        }
        if (underlyingSink.close !== undefined) {
            closeAlgorithm = () => underlyingSink.close();
        }
        else {
            closeAlgorithm = () => promiseResolvedWith(undefined);
        }
        if (underlyingSink.abort !== undefined) {
            abortAlgorithm = reason => underlyingSink.abort(reason);
        }
        else {
            abortAlgorithm = () => promiseResolvedWith(undefined);
        }
        SetUpWritableStreamDefaultController(stream, controller, startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, highWaterMark, sizeAlgorithm);
    }
    // ClearAlgorithms may be called twice. Erroring the same stream in multiple ways will often result in redundant calls.
    function WritableStreamDefaultControllerClearAlgorithms(controller) {
        controller._writeAlgorithm = undefined;
        controller._closeAlgorithm = undefined;
        controller._abortAlgorithm = undefined;
        controller._strategySizeAlgorithm = undefined;
    }
    function WritableStreamDefaultControllerClose(controller) {
        EnqueueValueWithSize(controller, closeSentinel, 0);
        WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
    }
    function WritableStreamDefaultControllerGetChunkSize(controller, chunk) {
        try {
            return controller._strategySizeAlgorithm(chunk);
        }
        catch (chunkSizeE) {
            WritableStreamDefaultControllerErrorIfNeeded(controller, chunkSizeE);
            return 1;
        }
    }
    function WritableStreamDefaultControllerGetDesiredSize(controller) {
        return controller._strategyHWM - controller._queueTotalSize;
    }
    function WritableStreamDefaultControllerWrite(controller, chunk, chunkSize) {
        try {
            EnqueueValueWithSize(controller, chunk, chunkSize);
        }
        catch (enqueueE) {
            WritableStreamDefaultControllerErrorIfNeeded(controller, enqueueE);
            return;
        }
        const stream = controller._controlledWritableStream;
        if (!WritableStreamCloseQueuedOrInFlight(stream) && stream._state === 'writable') {
            const backpressure = WritableStreamDefaultControllerGetBackpressure(controller);
            WritableStreamUpdateBackpressure(stream, backpressure);
        }
        WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
    }
    // Abstract operations for the WritableStreamDefaultController.
    function WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller) {
        const stream = controller._controlledWritableStream;
        if (!controller._started) {
            return;
        }
        if (stream._inFlightWriteRequest !== undefined) {
            return;
        }
        const state = stream._state;
        if (state === 'erroring') {
            WritableStreamFinishErroring(stream);
            return;
        }
        if (controller._queue.length === 0) {
            return;
        }
        const value = PeekQueueValue(controller);
        if (value === closeSentinel) {
            WritableStreamDefaultControllerProcessClose(controller);
        }
        else {
            WritableStreamDefaultControllerProcessWrite(controller, value);
        }
    }
    function WritableStreamDefaultControllerErrorIfNeeded(controller, error) {
        if (controller._controlledWritableStream._state === 'writable') {
            WritableStreamDefaultControllerError(controller, error);
        }
    }
    function WritableStreamDefaultControllerProcessClose(controller) {
        const stream = controller._controlledWritableStream;
        WritableStreamMarkCloseRequestInFlight(stream);
        DequeueValue(controller);
        const sinkClosePromise = controller._closeAlgorithm();
        WritableStreamDefaultControllerClearAlgorithms(controller);
        uponPromise(sinkClosePromise, () => {
            WritableStreamFinishInFlightClose(stream);
            return null;
        }, reason => {
            WritableStreamFinishInFlightCloseWithError(stream, reason);
            return null;
        });
    }
    function WritableStreamDefaultControllerProcessWrite(controller, chunk) {
        const stream = controller._controlledWritableStream;
        WritableStreamMarkFirstWriteRequestInFlight(stream);
        const sinkWritePromise = controller._writeAlgorithm(chunk);
        uponPromise(sinkWritePromise, () => {
            WritableStreamFinishInFlightWrite(stream);
            const state = stream._state;
            DequeueValue(controller);
            if (!WritableStreamCloseQueuedOrInFlight(stream) && state === 'writable') {
                const backpressure = WritableStreamDefaultControllerGetBackpressure(controller);
                WritableStreamUpdateBackpressure(stream, backpressure);
            }
            WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
            return null;
        }, reason => {
            if (stream._state === 'writable') {
                WritableStreamDefaultControllerClearAlgorithms(controller);
            }
            WritableStreamFinishInFlightWriteWithError(stream, reason);
            return null;
        });
    }
    function WritableStreamDefaultControllerGetBackpressure(controller) {
        const desiredSize = WritableStreamDefaultControllerGetDesiredSize(controller);
        return desiredSize <= 0;
    }
    // A client of WritableStreamDefaultController may use these functions directly to bypass state check.
    function WritableStreamDefaultControllerError(controller, error) {
        const stream = controller._controlledWritableStream;
        WritableStreamDefaultControllerClearAlgorithms(controller);
        WritableStreamStartErroring(stream, error);
    }
    // Helper functions for the WritableStream.
    function streamBrandCheckException$2(name) {
        return new TypeError(`WritableStream.prototype.${name} can only be used on a WritableStream`);
    }
    // Helper functions for the WritableStreamDefaultController.
    function defaultControllerBrandCheckException$2(name) {
        return new TypeError(`WritableStreamDefaultController.prototype.${name} can only be used on a WritableStreamDefaultController`);
    }
    // Helper functions for the WritableStreamDefaultWriter.
    function defaultWriterBrandCheckException(name) {
        return new TypeError(`WritableStreamDefaultWriter.prototype.${name} can only be used on a WritableStreamDefaultWriter`);
    }
    function defaultWriterLockException(name) {
        return new TypeError('Cannot ' + name + ' a stream using a released writer');
    }
    function defaultWriterClosedPromiseInitialize(writer) {
        writer._closedPromise = newPromise((resolve, reject) => {
            writer._closedPromise_resolve = resolve;
            writer._closedPromise_reject = reject;
            writer._closedPromiseState = 'pending';
        });
    }
    function defaultWriterClosedPromiseInitializeAsRejected(writer, reason) {
        defaultWriterClosedPromiseInitialize(writer);
        defaultWriterClosedPromiseReject(writer, reason);
    }
    function defaultWriterClosedPromiseInitializeAsResolved(writer) {
        defaultWriterClosedPromiseInitialize(writer);
        defaultWriterClosedPromiseResolve(writer);
    }
    function defaultWriterClosedPromiseReject(writer, reason) {
        if (writer._closedPromise_reject === undefined) {
            return;
        }
        setPromiseIsHandledToTrue(writer._closedPromise);
        writer._closedPromise_reject(reason);
        writer._closedPromise_resolve = undefined;
        writer._closedPromise_reject = undefined;
        writer._closedPromiseState = 'rejected';
    }
    function defaultWriterClosedPromiseResetToRejected(writer, reason) {
        defaultWriterClosedPromiseInitializeAsRejected(writer, reason);
    }
    function defaultWriterClosedPromiseResolve(writer) {
        if (writer._closedPromise_resolve === undefined) {
            return;
        }
        writer._closedPromise_resolve(undefined);
        writer._closedPromise_resolve = undefined;
        writer._closedPromise_reject = undefined;
        writer._closedPromiseState = 'resolved';
    }
    function defaultWriterReadyPromiseInitialize(writer) {
        writer._readyPromise = newPromise((resolve, reject) => {
            writer._readyPromise_resolve = resolve;
            writer._readyPromise_reject = reject;
        });
        writer._readyPromiseState = 'pending';
    }
    function defaultWriterReadyPromiseInitializeAsRejected(writer, reason) {
        defaultWriterReadyPromiseInitialize(writer);
        defaultWriterReadyPromiseReject(writer, reason);
    }
    function defaultWriterReadyPromiseInitializeAsResolved(writer) {
        defaultWriterReadyPromiseInitialize(writer);
        defaultWriterReadyPromiseResolve(writer);
    }
    function defaultWriterReadyPromiseReject(writer, reason) {
        if (writer._readyPromise_reject === undefined) {
            return;
        }
        setPromiseIsHandledToTrue(writer._readyPromise);
        writer._readyPromise_reject(reason);
        writer._readyPromise_resolve = undefined;
        writer._readyPromise_reject = undefined;
        writer._readyPromiseState = 'rejected';
    }
    function defaultWriterReadyPromiseReset(writer) {
        defaultWriterReadyPromiseInitialize(writer);
    }
    function defaultWriterReadyPromiseResetToRejected(writer, reason) {
        defaultWriterReadyPromiseInitializeAsRejected(writer, reason);
    }
    function defaultWriterReadyPromiseResolve(writer) {
        if (writer._readyPromise_resolve === undefined) {
            return;
        }
        writer._readyPromise_resolve(undefined);
        writer._readyPromise_resolve = undefined;
        writer._readyPromise_reject = undefined;
        writer._readyPromiseState = 'fulfilled';
    }

    /// <reference lib="dom" />
    function getGlobals() {
        if (typeof globalThis !== 'undefined') {
            return globalThis;
        }
        else if (typeof self !== 'undefined') {
            return self;
        }
        else if (typeof global !== 'undefined') {
            return global;
        }
        return undefined;
    }
    const globals = getGlobals();

    /// <reference types="node" />
    function isDOMExceptionConstructor(ctor) {
        if (!(typeof ctor === 'function' || typeof ctor === 'object')) {
            return false;
        }
        if (ctor.name !== 'DOMException') {
            return false;
        }
        try {
            new ctor();
            return true;
        }
        catch (_a) {
            return false;
        }
    }
    /**
     * Support:
     * - Web browsers
     * - Node 18 and higher (https://github.com/nodejs/node/commit/e4b1fb5e6422c1ff151234bb9de792d45dd88d87)
     */
    function getFromGlobal() {
        const ctor = globals === null || globals === void 0 ? void 0 : globals.DOMException;
        return isDOMExceptionConstructor(ctor) ? ctor : undefined;
    }
    /**
     * Support:
     * - All platforms
     */
    function createPolyfill() {
        // eslint-disable-next-line @typescript-eslint/no-shadow
        const ctor = function DOMException(message, name) {
            this.message = message || '';
            this.name = name || 'Error';
            if (Error.captureStackTrace) {
                Error.captureStackTrace(this, this.constructor);
            }
        };
        setFunctionName(ctor, 'DOMException');
        ctor.prototype = Object.create(Error.prototype);
        Object.defineProperty(ctor.prototype, 'constructor', { value: ctor, writable: true, configurable: true });
        return ctor;
    }
    // eslint-disable-next-line @typescript-eslint/no-redeclare
    const DOMException = getFromGlobal() || createPolyfill();

    function ReadableStreamPipeTo(source, dest, preventClose, preventAbort, preventCancel, signal) {
        const reader = AcquireReadableStreamDefaultReader(source);
        const writer = AcquireWritableStreamDefaultWriter(dest);
        source._disturbed = true;
        let shuttingDown = false;
        // This is used to keep track of the spec's requirement that we wait for ongoing writes during shutdown.
        let currentWrite = promiseResolvedWith(undefined);
        return newPromise((resolve, reject) => {
            let abortAlgorithm;
            if (signal !== undefined) {
                abortAlgorithm = () => {
                    const error = signal.reason !== undefined ? signal.reason : new DOMException('Aborted', 'AbortError');
                    const actions = [];
                    if (!preventAbort) {
                        actions.push(() => {
                            if (dest._state === 'writable') {
                                return WritableStreamAbort(dest, error);
                            }
                            return promiseResolvedWith(undefined);
                        });
                    }
                    if (!preventCancel) {
                        actions.push(() => {
                            if (source._state === 'readable') {
                                return ReadableStreamCancel(source, error);
                            }
                            return promiseResolvedWith(undefined);
                        });
                    }
                    shutdownWithAction(() => Promise.all(actions.map(action => action())), true, error);
                };
                if (signal.aborted) {
                    abortAlgorithm();
                    return;
                }
                signal.addEventListener('abort', abortAlgorithm);
            }
            // Using reader and writer, read all chunks from this and write them to dest
            // - Backpressure must be enforced
            // - Shutdown must stop all activity
            function pipeLoop() {
                return newPromise((resolveLoop, rejectLoop) => {
                    function next(done) {
                        if (done) {
                            resolveLoop();
                        }
                        else {
                            // Use `PerformPromiseThen` instead of `uponPromise` to avoid
                            // adding unnecessary `.catch(rethrowAssertionErrorRejection)` handlers
                            PerformPromiseThen(pipeStep(), next, rejectLoop);
                        }
                    }
                    next(false);
                });
            }
            function pipeStep() {
                if (shuttingDown) {
                    return promiseResolvedWith(true);
                }
                return PerformPromiseThen(writer._readyPromise, () => {
                    return newPromise((resolveRead, rejectRead) => {
                        ReadableStreamDefaultReaderRead(reader, {
                            _chunkSteps: chunk => {
                                currentWrite = PerformPromiseThen(WritableStreamDefaultWriterWrite(writer, chunk), undefined, noop);
                                resolveRead(false);
                            },
                            _closeSteps: () => resolveRead(true),
                            _errorSteps: rejectRead
                        });
                    });
                });
            }
            // Errors must be propagated forward
            isOrBecomesErrored(source, reader._closedPromise, storedError => {
                if (!preventAbort) {
                    shutdownWithAction(() => WritableStreamAbort(dest, storedError), true, storedError);
                }
                else {
                    shutdown(true, storedError);
                }
                return null;
            });
            // Errors must be propagated backward
            isOrBecomesErrored(dest, writer._closedPromise, storedError => {
                if (!preventCancel) {
                    shutdownWithAction(() => ReadableStreamCancel(source, storedError), true, storedError);
                }
                else {
                    shutdown(true, storedError);
                }
                return null;
            });
            // Closing must be propagated forward
            isOrBecomesClosed(source, reader._closedPromise, () => {
                if (!preventClose) {
                    shutdownWithAction(() => WritableStreamDefaultWriterCloseWithErrorPropagation(writer));
                }
                else {
                    shutdown();
                }
                return null;
            });
            // Closing must be propagated backward
            if (WritableStreamCloseQueuedOrInFlight(dest) || dest._state === 'closed') {
                const destClosed = new TypeError('the destination writable stream closed before all data could be piped to it');
                if (!preventCancel) {
                    shutdownWithAction(() => ReadableStreamCancel(source, destClosed), true, destClosed);
                }
                else {
                    shutdown(true, destClosed);
                }
            }
            setPromiseIsHandledToTrue(pipeLoop());
            function waitForWritesToFinish() {
                // Another write may have started while we were waiting on this currentWrite, so we have to be sure to wait
                // for that too.
                const oldCurrentWrite = currentWrite;
                return PerformPromiseThen(currentWrite, () => oldCurrentWrite !== currentWrite ? waitForWritesToFinish() : undefined);
            }
            function isOrBecomesErrored(stream, promise, action) {
                if (stream._state === 'errored') {
                    action(stream._storedError);
                }
                else {
                    uponRejection(promise, action);
                }
            }
            function isOrBecomesClosed(stream, promise, action) {
                if (stream._state === 'closed') {
                    action();
                }
                else {
                    uponFulfillment(promise, action);
                }
            }
            function shutdownWithAction(action, originalIsError, originalError) {
                if (shuttingDown) {
                    return;
                }
                shuttingDown = true;
                if (dest._state === 'writable' && !WritableStreamCloseQueuedOrInFlight(dest)) {
                    uponFulfillment(waitForWritesToFinish(), doTheRest);
                }
                else {
                    doTheRest();
                }
                function doTheRest() {
                    uponPromise(action(), () => finalize(originalIsError, originalError), newError => finalize(true, newError));
                    return null;
                }
            }
            function shutdown(isError, error) {
                if (shuttingDown) {
                    return;
                }
                shuttingDown = true;
                if (dest._state === 'writable' && !WritableStreamCloseQueuedOrInFlight(dest)) {
                    uponFulfillment(waitForWritesToFinish(), () => finalize(isError, error));
                }
                else {
                    finalize(isError, error);
                }
            }
            function finalize(isError, error) {
                WritableStreamDefaultWriterRelease(writer);
                ReadableStreamReaderGenericRelease(reader);
                if (signal !== undefined) {
                    signal.removeEventListener('abort', abortAlgorithm);
                }
                if (isError) {
                    reject(error);
                }
                else {
                    resolve(undefined);
                }
                return null;
            }
        });
    }

    /**
     * Allows control of a {@link ReadableStream | readable stream}'s state and internal queue.
     *
     * @public
     */
    class ReadableStreamDefaultController {
        constructor() {
            throw new TypeError('Illegal constructor');
        }
        /**
         * Returns the desired size to fill the controlled stream's internal queue. It can be negative, if the queue is
         * over-full. An underlying source ought to use this information to determine when and how to apply backpressure.
         */
        get desiredSize() {
            if (!IsReadableStreamDefaultController(this)) {
                throw defaultControllerBrandCheckException$1('desiredSize');
            }
            return ReadableStreamDefaultControllerGetDesiredSize(this);
        }
        /**
         * Closes the controlled readable stream. Consumers will still be able to read any previously-enqueued chunks from
         * the stream, but once those are read, the stream will become closed.
         */
        close() {
            if (!IsReadableStreamDefaultController(this)) {
                throw defaultControllerBrandCheckException$1('close');
            }
            if (!ReadableStreamDefaultControllerCanCloseOrEnqueue(this)) {
                throw new TypeError('The stream is not in a state that permits close');
            }
            ReadableStreamDefaultControllerClose(this);
        }
        enqueue(chunk = undefined) {
            if (!IsReadableStreamDefaultController(this)) {
                throw defaultControllerBrandCheckException$1('enqueue');
            }
            if (!ReadableStreamDefaultControllerCanCloseOrEnqueue(this)) {
                throw new TypeError('The stream is not in a state that permits enqueue');
            }
            return ReadableStreamDefaultControllerEnqueue(this, chunk);
        }
        /**
         * Errors the controlled readable stream, making all future interactions with it fail with the given error `e`.
         */
        error(e = undefined) {
            if (!IsReadableStreamDefaultController(this)) {
                throw defaultControllerBrandCheckException$1('error');
            }
            ReadableStreamDefaultControllerError(this, e);
        }
        /** @internal */
        [CancelSteps](reason) {
            ResetQueue(this);
            const result = this._cancelAlgorithm(reason);
            ReadableStreamDefaultControllerClearAlgorithms(this);
            return result;
        }
        /** @internal */
        [PullSteps](readRequest) {
            const stream = this._controlledReadableStream;
            if (this._queue.length > 0) {
                const chunk = DequeueValue(this);
                if (this._closeRequested && this._queue.length === 0) {
                    ReadableStreamDefaultControllerClearAlgorithms(this);
                    ReadableStreamClose(stream);
                }
                else {
                    ReadableStreamDefaultControllerCallPullIfNeeded(this);
                }
                readRequest._chunkSteps(chunk);
            }
            else {
                ReadableStreamAddReadRequest(stream, readRequest);
                ReadableStreamDefaultControllerCallPullIfNeeded(this);
            }
        }
        /** @internal */
        [ReleaseSteps]() {
            // Do nothing.
        }
    }
    Object.defineProperties(ReadableStreamDefaultController.prototype, {
        close: { enumerable: true },
        enqueue: { enumerable: true },
        error: { enumerable: true },
        desiredSize: { enumerable: true }
    });
    setFunctionName(ReadableStreamDefaultController.prototype.close, 'close');
    setFunctionName(ReadableStreamDefaultController.prototype.enqueue, 'enqueue');
    setFunctionName(ReadableStreamDefaultController.prototype.error, 'error');
    if (typeof Symbol.toStringTag === 'symbol') {
        Object.defineProperty(ReadableStreamDefaultController.prototype, Symbol.toStringTag, {
            value: 'ReadableStreamDefaultController',
            configurable: true
        });
    }
    // Abstract operations for the ReadableStreamDefaultController.
    function IsReadableStreamDefaultController(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_controlledReadableStream')) {
            return false;
        }
        return x instanceof ReadableStreamDefaultController;
    }
    function ReadableStreamDefaultControllerCallPullIfNeeded(controller) {
        const shouldPull = ReadableStreamDefaultControllerShouldCallPull(controller);
        if (!shouldPull) {
            return;
        }
        if (controller._pulling) {
            controller._pullAgain = true;
            return;
        }
        controller._pulling = true;
        const pullPromise = controller._pullAlgorithm();
        uponPromise(pullPromise, () => {
            controller._pulling = false;
            if (controller._pullAgain) {
                controller._pullAgain = false;
                ReadableStreamDefaultControllerCallPullIfNeeded(controller);
            }
            return null;
        }, e => {
            ReadableStreamDefaultControllerError(controller, e);
            return null;
        });
    }
    function ReadableStreamDefaultControllerShouldCallPull(controller) {
        const stream = controller._controlledReadableStream;
        if (!ReadableStreamDefaultControllerCanCloseOrEnqueue(controller)) {
            return false;
        }
        if (!controller._started) {
            return false;
        }
        if (IsReadableStreamLocked(stream) && ReadableStreamGetNumReadRequests(stream) > 0) {
            return true;
        }
        const desiredSize = ReadableStreamDefaultControllerGetDesiredSize(controller);
        if (desiredSize > 0) {
            return true;
        }
        return false;
    }
    function ReadableStreamDefaultControllerClearAlgorithms(controller) {
        controller._pullAlgorithm = undefined;
        controller._cancelAlgorithm = undefined;
        controller._strategySizeAlgorithm = undefined;
    }
    // A client of ReadableStreamDefaultController may use these functions directly to bypass state check.
    function ReadableStreamDefaultControllerClose(controller) {
        if (!ReadableStreamDefaultControllerCanCloseOrEnqueue(controller)) {
            return;
        }
        const stream = controller._controlledReadableStream;
        controller._closeRequested = true;
        if (controller._queue.length === 0) {
            ReadableStreamDefaultControllerClearAlgorithms(controller);
            ReadableStreamClose(stream);
        }
    }
    function ReadableStreamDefaultControllerEnqueue(controller, chunk) {
        if (!ReadableStreamDefaultControllerCanCloseOrEnqueue(controller)) {
            return;
        }
        const stream = controller._controlledReadableStream;
        if (IsReadableStreamLocked(stream) && ReadableStreamGetNumReadRequests(stream) > 0) {
            ReadableStreamFulfillReadRequest(stream, chunk, false);
        }
        else {
            let chunkSize;
            try {
                chunkSize = controller._strategySizeAlgorithm(chunk);
            }
            catch (chunkSizeE) {
                ReadableStreamDefaultControllerError(controller, chunkSizeE);
                throw chunkSizeE;
            }
            try {
                EnqueueValueWithSize(controller, chunk, chunkSize);
            }
            catch (enqueueE) {
                ReadableStreamDefaultControllerError(controller, enqueueE);
                throw enqueueE;
            }
        }
        ReadableStreamDefaultControllerCallPullIfNeeded(controller);
    }
    function ReadableStreamDefaultControllerError(controller, e) {
        const stream = controller._controlledReadableStream;
        if (stream._state !== 'readable') {
            return;
        }
        ResetQueue(controller);
        ReadableStreamDefaultControllerClearAlgorithms(controller);
        ReadableStreamError(stream, e);
    }
    function ReadableStreamDefaultControllerGetDesiredSize(controller) {
        const state = controller._controlledReadableStream._state;
        if (state === 'errored') {
            return null;
        }
        if (state === 'closed') {
            return 0;
        }
        return controller._strategyHWM - controller._queueTotalSize;
    }
    // This is used in the implementation of TransformStream.
    function ReadableStreamDefaultControllerHasBackpressure(controller) {
        if (ReadableStreamDefaultControllerShouldCallPull(controller)) {
            return false;
        }
        return true;
    }
    function ReadableStreamDefaultControllerCanCloseOrEnqueue(controller) {
        const state = controller._controlledReadableStream._state;
        if (!controller._closeRequested && state === 'readable') {
            return true;
        }
        return false;
    }
    function SetUpReadableStreamDefaultController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, sizeAlgorithm) {
        controller._controlledReadableStream = stream;
        controller._queue = undefined;
        controller._queueTotalSize = undefined;
        ResetQueue(controller);
        controller._started = false;
        controller._closeRequested = false;
        controller._pullAgain = false;
        controller._pulling = false;
        controller._strategySizeAlgorithm = sizeAlgorithm;
        controller._strategyHWM = highWaterMark;
        controller._pullAlgorithm = pullAlgorithm;
        controller._cancelAlgorithm = cancelAlgorithm;
        stream._readableStreamController = controller;
        const startResult = startAlgorithm();
        uponPromise(promiseResolvedWith(startResult), () => {
            controller._started = true;
            ReadableStreamDefaultControllerCallPullIfNeeded(controller);
            return null;
        }, r => {
            ReadableStreamDefaultControllerError(controller, r);
            return null;
        });
    }
    function SetUpReadableStreamDefaultControllerFromUnderlyingSource(stream, underlyingSource, highWaterMark, sizeAlgorithm) {
        const controller = Object.create(ReadableStreamDefaultController.prototype);
        let startAlgorithm;
        let pullAlgorithm;
        let cancelAlgorithm;
        if (underlyingSource.start !== undefined) {
            startAlgorithm = () => underlyingSource.start(controller);
        }
        else {
            startAlgorithm = () => undefined;
        }
        if (underlyingSource.pull !== undefined) {
            pullAlgorithm = () => underlyingSource.pull(controller);
        }
        else {
            pullAlgorithm = () => promiseResolvedWith(undefined);
        }
        if (underlyingSource.cancel !== undefined) {
            cancelAlgorithm = reason => underlyingSource.cancel(reason);
        }
        else {
            cancelAlgorithm = () => promiseResolvedWith(undefined);
        }
        SetUpReadableStreamDefaultController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, sizeAlgorithm);
    }
    // Helper functions for the ReadableStreamDefaultController.
    function defaultControllerBrandCheckException$1(name) {
        return new TypeError(`ReadableStreamDefaultController.prototype.${name} can only be used on a ReadableStreamDefaultController`);
    }

    function ReadableStreamTee(stream, cloneForBranch2) {
        if (IsReadableByteStreamController(stream._readableStreamController)) {
            return ReadableByteStreamTee(stream);
        }
        return ReadableStreamDefaultTee(stream);
    }
    function ReadableStreamDefaultTee(stream, cloneForBranch2) {
        const reader = AcquireReadableStreamDefaultReader(stream);
        let reading = false;
        let readAgain = false;
        let canceled1 = false;
        let canceled2 = false;
        let reason1;
        let reason2;
        let branch1;
        let branch2;
        let resolveCancelPromise;
        const cancelPromise = newPromise(resolve => {
            resolveCancelPromise = resolve;
        });
        function pullAlgorithm() {
            if (reading) {
                readAgain = true;
                return promiseResolvedWith(undefined);
            }
            reading = true;
            const readRequest = {
                _chunkSteps: chunk => {
                    // This needs to be delayed a microtask because it takes at least a microtask to detect errors (using
                    // reader._closedPromise below), and we want errors in stream to error both branches immediately. We cannot let
                    // successful synchronously-available reads get ahead of asynchronously-available errors.
                    _queueMicrotask(() => {
                        readAgain = false;
                        const chunk1 = chunk;
                        const chunk2 = chunk;
                        // There is no way to access the cloning code right now in the reference implementation.
                        // If we add one then we'll need an implementation for serializable objects.
                        // if (!canceled2 && cloneForBranch2) {
                        //   chunk2 = StructuredDeserialize(StructuredSerialize(chunk2));
                        // }
                        if (!canceled1) {
                            ReadableStreamDefaultControllerEnqueue(branch1._readableStreamController, chunk1);
                        }
                        if (!canceled2) {
                            ReadableStreamDefaultControllerEnqueue(branch2._readableStreamController, chunk2);
                        }
                        reading = false;
                        if (readAgain) {
                            pullAlgorithm();
                        }
                    });
                },
                _closeSteps: () => {
                    reading = false;
                    if (!canceled1) {
                        ReadableStreamDefaultControllerClose(branch1._readableStreamController);
                    }
                    if (!canceled2) {
                        ReadableStreamDefaultControllerClose(branch2._readableStreamController);
                    }
                    if (!canceled1 || !canceled2) {
                        resolveCancelPromise(undefined);
                    }
                },
                _errorSteps: () => {
                    reading = false;
                }
            };
            ReadableStreamDefaultReaderRead(reader, readRequest);
            return promiseResolvedWith(undefined);
        }
        function cancel1Algorithm(reason) {
            canceled1 = true;
            reason1 = reason;
            if (canceled2) {
                const compositeReason = CreateArrayFromList([reason1, reason2]);
                const cancelResult = ReadableStreamCancel(stream, compositeReason);
                resolveCancelPromise(cancelResult);
            }
            return cancelPromise;
        }
        function cancel2Algorithm(reason) {
            canceled2 = true;
            reason2 = reason;
            if (canceled1) {
                const compositeReason = CreateArrayFromList([reason1, reason2]);
                const cancelResult = ReadableStreamCancel(stream, compositeReason);
                resolveCancelPromise(cancelResult);
            }
            return cancelPromise;
        }
        function startAlgorithm() {
            // do nothing
        }
        branch1 = CreateReadableStream(startAlgorithm, pullAlgorithm, cancel1Algorithm);
        branch2 = CreateReadableStream(startAlgorithm, pullAlgorithm, cancel2Algorithm);
        uponRejection(reader._closedPromise, (r) => {
            ReadableStreamDefaultControllerError(branch1._readableStreamController, r);
            ReadableStreamDefaultControllerError(branch2._readableStreamController, r);
            if (!canceled1 || !canceled2) {
                resolveCancelPromise(undefined);
            }
            return null;
        });
        return [branch1, branch2];
    }
    function ReadableByteStreamTee(stream) {
        let reader = AcquireReadableStreamDefaultReader(stream);
        let reading = false;
        let readAgainForBranch1 = false;
        let readAgainForBranch2 = false;
        let canceled1 = false;
        let canceled2 = false;
        let reason1;
        let reason2;
        let branch1;
        let branch2;
        let resolveCancelPromise;
        const cancelPromise = newPromise(resolve => {
            resolveCancelPromise = resolve;
        });
        function forwardReaderError(thisReader) {
            uponRejection(thisReader._closedPromise, r => {
                if (thisReader !== reader) {
                    return null;
                }
                ReadableByteStreamControllerError(branch1._readableStreamController, r);
                ReadableByteStreamControllerError(branch2._readableStreamController, r);
                if (!canceled1 || !canceled2) {
                    resolveCancelPromise(undefined);
                }
                return null;
            });
        }
        function pullWithDefaultReader() {
            if (IsReadableStreamBYOBReader(reader)) {
                ReadableStreamReaderGenericRelease(reader);
                reader = AcquireReadableStreamDefaultReader(stream);
                forwardReaderError(reader);
            }
            const readRequest = {
                _chunkSteps: chunk => {
                    // This needs to be delayed a microtask because it takes at least a microtask to detect errors (using
                    // reader._closedPromise below), and we want errors in stream to error both branches immediately. We cannot let
                    // successful synchronously-available reads get ahead of asynchronously-available errors.
                    _queueMicrotask(() => {
                        readAgainForBranch1 = false;
                        readAgainForBranch2 = false;
                        const chunk1 = chunk;
                        let chunk2 = chunk;
                        if (!canceled1 && !canceled2) {
                            try {
                                chunk2 = CloneAsUint8Array(chunk);
                            }
                            catch (cloneE) {
                                ReadableByteStreamControllerError(branch1._readableStreamController, cloneE);
                                ReadableByteStreamControllerError(branch2._readableStreamController, cloneE);
                                resolveCancelPromise(ReadableStreamCancel(stream, cloneE));
                                return;
                            }
                        }
                        if (!canceled1) {
                            ReadableByteStreamControllerEnqueue(branch1._readableStreamController, chunk1);
                        }
                        if (!canceled2) {
                            ReadableByteStreamControllerEnqueue(branch2._readableStreamController, chunk2);
                        }
                        reading = false;
                        if (readAgainForBranch1) {
                            pull1Algorithm();
                        }
                        else if (readAgainForBranch2) {
                            pull2Algorithm();
                        }
                    });
                },
                _closeSteps: () => {
                    reading = false;
                    if (!canceled1) {
                        ReadableByteStreamControllerClose(branch1._readableStreamController);
                    }
                    if (!canceled2) {
                        ReadableByteStreamControllerClose(branch2._readableStreamController);
                    }
                    if (branch1._readableStreamController._pendingPullIntos.length > 0) {
                        ReadableByteStreamControllerRespond(branch1._readableStreamController, 0);
                    }
                    if (branch2._readableStreamController._pendingPullIntos.length > 0) {
                        ReadableByteStreamControllerRespond(branch2._readableStreamController, 0);
                    }
                    if (!canceled1 || !canceled2) {
                        resolveCancelPromise(undefined);
                    }
                },
                _errorSteps: () => {
                    reading = false;
                }
            };
            ReadableStreamDefaultReaderRead(reader, readRequest);
        }
        function pullWithBYOBReader(view, forBranch2) {
            if (IsReadableStreamDefaultReader(reader)) {
                ReadableStreamReaderGenericRelease(reader);
                reader = AcquireReadableStreamBYOBReader(stream);
                forwardReaderError(reader);
            }
            const byobBranch = forBranch2 ? branch2 : branch1;
            const otherBranch = forBranch2 ? branch1 : branch2;
            const readIntoRequest = {
                _chunkSteps: chunk => {
                    // This needs to be delayed a microtask because it takes at least a microtask to detect errors (using
                    // reader._closedPromise below), and we want errors in stream to error both branches immediately. We cannot let
                    // successful synchronously-available reads get ahead of asynchronously-available errors.
                    _queueMicrotask(() => {
                        readAgainForBranch1 = false;
                        readAgainForBranch2 = false;
                        const byobCanceled = forBranch2 ? canceled2 : canceled1;
                        const otherCanceled = forBranch2 ? canceled1 : canceled2;
                        if (!otherCanceled) {
                            let clonedChunk;
                            try {
                                clonedChunk = CloneAsUint8Array(chunk);
                            }
                            catch (cloneE) {
                                ReadableByteStreamControllerError(byobBranch._readableStreamController, cloneE);
                                ReadableByteStreamControllerError(otherBranch._readableStreamController, cloneE);
                                resolveCancelPromise(ReadableStreamCancel(stream, cloneE));
                                return;
                            }
                            if (!byobCanceled) {
                                ReadableByteStreamControllerRespondWithNewView(byobBranch._readableStreamController, chunk);
                            }
                            ReadableByteStreamControllerEnqueue(otherBranch._readableStreamController, clonedChunk);
                        }
                        else if (!byobCanceled) {
                            ReadableByteStreamControllerRespondWithNewView(byobBranch._readableStreamController, chunk);
                        }
                        reading = false;
                        if (readAgainForBranch1) {
                            pull1Algorithm();
                        }
                        else if (readAgainForBranch2) {
                            pull2Algorithm();
                        }
                    });
                },
                _closeSteps: chunk => {
                    reading = false;
                    const byobCanceled = forBranch2 ? canceled2 : canceled1;
                    const otherCanceled = forBranch2 ? canceled1 : canceled2;
                    if (!byobCanceled) {
                        ReadableByteStreamControllerClose(byobBranch._readableStreamController);
                    }
                    if (!otherCanceled) {
                        ReadableByteStreamControllerClose(otherBranch._readableStreamController);
                    }
                    if (chunk !== undefined) {
                        if (!byobCanceled) {
                            ReadableByteStreamControllerRespondWithNewView(byobBranch._readableStreamController, chunk);
                        }
                        if (!otherCanceled && otherBranch._readableStreamController._pendingPullIntos.length > 0) {
                            ReadableByteStreamControllerRespond(otherBranch._readableStreamController, 0);
                        }
                    }
                    if (!byobCanceled || !otherCanceled) {
                        resolveCancelPromise(undefined);
                    }
                },
                _errorSteps: () => {
                    reading = false;
                }
            };
            ReadableStreamBYOBReaderRead(reader, view, 1, readIntoRequest);
        }
        function pull1Algorithm() {
            if (reading) {
                readAgainForBranch1 = true;
                return promiseResolvedWith(undefined);
            }
            reading = true;
            const byobRequest = ReadableByteStreamControllerGetBYOBRequest(branch1._readableStreamController);
            if (byobRequest === null) {
                pullWithDefaultReader();
            }
            else {
                pullWithBYOBReader(byobRequest._view, false);
            }
            return promiseResolvedWith(undefined);
        }
        function pull2Algorithm() {
            if (reading) {
                readAgainForBranch2 = true;
                return promiseResolvedWith(undefined);
            }
            reading = true;
            const byobRequest = ReadableByteStreamControllerGetBYOBRequest(branch2._readableStreamController);
            if (byobRequest === null) {
                pullWithDefaultReader();
            }
            else {
                pullWithBYOBReader(byobRequest._view, true);
            }
            return promiseResolvedWith(undefined);
        }
        function cancel1Algorithm(reason) {
            canceled1 = true;
            reason1 = reason;
            if (canceled2) {
                const compositeReason = CreateArrayFromList([reason1, reason2]);
                const cancelResult = ReadableStreamCancel(stream, compositeReason);
                resolveCancelPromise(cancelResult);
            }
            return cancelPromise;
        }
        function cancel2Algorithm(reason) {
            canceled2 = true;
            reason2 = reason;
            if (canceled1) {
                const compositeReason = CreateArrayFromList([reason1, reason2]);
                const cancelResult = ReadableStreamCancel(stream, compositeReason);
                resolveCancelPromise(cancelResult);
            }
            return cancelPromise;
        }
        function startAlgorithm() {
            return;
        }
        branch1 = CreateReadableByteStream(startAlgorithm, pull1Algorithm, cancel1Algorithm);
        branch2 = CreateReadableByteStream(startAlgorithm, pull2Algorithm, cancel2Algorithm);
        forwardReaderError(reader);
        return [branch1, branch2];
    }

    function isReadableStreamLike(stream) {
        return typeIsObject(stream) && typeof stream.getReader !== 'undefined';
    }

    function ReadableStreamFrom(source) {
        if (isReadableStreamLike(source)) {
            return ReadableStreamFromDefaultReader(source.getReader());
        }
        return ReadableStreamFromIterable(source);
    }
    function ReadableStreamFromIterable(asyncIterable) {
        let stream;
        const iteratorRecord = GetIterator(asyncIterable, 'async');
        const startAlgorithm = noop;
        function pullAlgorithm() {
            let nextResult;
            try {
                nextResult = IteratorNext(iteratorRecord);
            }
            catch (e) {
                return promiseRejectedWith(e);
            }
            const nextPromise = promiseResolvedWith(nextResult);
            return transformPromiseWith(nextPromise, iterResult => {
                if (!typeIsObject(iterResult)) {
                    throw new TypeError('The promise returned by the iterator.next() method must fulfill with an object');
                }
                const done = IteratorComplete(iterResult);
                if (done) {
                    ReadableStreamDefaultControllerClose(stream._readableStreamController);
                }
                else {
                    const value = IteratorValue(iterResult);
                    ReadableStreamDefaultControllerEnqueue(stream._readableStreamController, value);
                }
            });
        }
        function cancelAlgorithm(reason) {
            const iterator = iteratorRecord.iterator;
            let returnMethod;
            try {
                returnMethod = GetMethod(iterator, 'return');
            }
            catch (e) {
                return promiseRejectedWith(e);
            }
            if (returnMethod === undefined) {
                return promiseResolvedWith(undefined);
            }
            let returnResult;
            try {
                returnResult = reflectCall(returnMethod, iterator, [reason]);
            }
            catch (e) {
                return promiseRejectedWith(e);
            }
            const returnPromise = promiseResolvedWith(returnResult);
            return transformPromiseWith(returnPromise, iterResult => {
                if (!typeIsObject(iterResult)) {
                    throw new TypeError('The promise returned by the iterator.return() method must fulfill with an object');
                }
                return undefined;
            });
        }
        stream = CreateReadableStream(startAlgorithm, pullAlgorithm, cancelAlgorithm, 0);
        return stream;
    }
    function ReadableStreamFromDefaultReader(reader) {
        let stream;
        const startAlgorithm = noop;
        function pullAlgorithm() {
            let readPromise;
            try {
                readPromise = reader.read();
            }
            catch (e) {
                return promiseRejectedWith(e);
            }
            return transformPromiseWith(readPromise, readResult => {
                if (!typeIsObject(readResult)) {
                    throw new TypeError('The promise returned by the reader.read() method must fulfill with an object');
                }
                if (readResult.done) {
                    ReadableStreamDefaultControllerClose(stream._readableStreamController);
                }
                else {
                    const value = readResult.value;
                    ReadableStreamDefaultControllerEnqueue(stream._readableStreamController, value);
                }
            });
        }
        function cancelAlgorithm(reason) {
            try {
                return promiseResolvedWith(reader.cancel(reason));
            }
            catch (e) {
                return promiseRejectedWith(e);
            }
        }
        stream = CreateReadableStream(startAlgorithm, pullAlgorithm, cancelAlgorithm, 0);
        return stream;
    }

    function convertUnderlyingDefaultOrByteSource(source, context) {
        assertDictionary(source, context);
        const original = source;
        const autoAllocateChunkSize = original === null || original === void 0 ? void 0 : original.autoAllocateChunkSize;
        const cancel = original === null || original === void 0 ? void 0 : original.cancel;
        const pull = original === null || original === void 0 ? void 0 : original.pull;
        const start = original === null || original === void 0 ? void 0 : original.start;
        const type = original === null || original === void 0 ? void 0 : original.type;
        return {
            autoAllocateChunkSize: autoAllocateChunkSize === undefined ?
                undefined :
                convertUnsignedLongLongWithEnforceRange(autoAllocateChunkSize, `${context} has member 'autoAllocateChunkSize' that`),
            cancel: cancel === undefined ?
                undefined :
                convertUnderlyingSourceCancelCallback(cancel, original, `${context} has member 'cancel' that`),
            pull: pull === undefined ?
                undefined :
                convertUnderlyingSourcePullCallback(pull, original, `${context} has member 'pull' that`),
            start: start === undefined ?
                undefined :
                convertUnderlyingSourceStartCallback(start, original, `${context} has member 'start' that`),
            type: type === undefined ? undefined : convertReadableStreamType(type, `${context} has member 'type' that`)
        };
    }
    function convertUnderlyingSourceCancelCallback(fn, original, context) {
        assertFunction(fn, context);
        return (reason) => promiseCall(fn, original, [reason]);
    }
    function convertUnderlyingSourcePullCallback(fn, original, context) {
        assertFunction(fn, context);
        return (controller) => promiseCall(fn, original, [controller]);
    }
    function convertUnderlyingSourceStartCallback(fn, original, context) {
        assertFunction(fn, context);
        return (controller) => reflectCall(fn, original, [controller]);
    }
    function convertReadableStreamType(type, context) {
        type = `${type}`;
        if (type !== 'bytes') {
            throw new TypeError(`${context} '${type}' is not a valid enumeration value for ReadableStreamType`);
        }
        return type;
    }

    function convertIteratorOptions(options, context) {
        assertDictionary(options, context);
        const preventCancel = options === null || options === void 0 ? void 0 : options.preventCancel;
        return { preventCancel: Boolean(preventCancel) };
    }

    function convertPipeOptions(options, context) {
        assertDictionary(options, context);
        const preventAbort = options === null || options === void 0 ? void 0 : options.preventAbort;
        const preventCancel = options === null || options === void 0 ? void 0 : options.preventCancel;
        const preventClose = options === null || options === void 0 ? void 0 : options.preventClose;
        const signal = options === null || options === void 0 ? void 0 : options.signal;
        if (signal !== undefined) {
            assertAbortSignal(signal, `${context} has member 'signal' that`);
        }
        return {
            preventAbort: Boolean(preventAbort),
            preventCancel: Boolean(preventCancel),
            preventClose: Boolean(preventClose),
            signal
        };
    }
    function assertAbortSignal(signal, context) {
        if (!isAbortSignal(signal)) {
            throw new TypeError(`${context} is not an AbortSignal.`);
        }
    }

    function convertReadableWritablePair(pair, context) {
        assertDictionary(pair, context);
        const readable = pair === null || pair === void 0 ? void 0 : pair.readable;
        assertRequiredField(readable, 'readable', 'ReadableWritablePair');
        assertReadableStream(readable, `${context} has member 'readable' that`);
        const writable = pair === null || pair === void 0 ? void 0 : pair.writable;
        assertRequiredField(writable, 'writable', 'ReadableWritablePair');
        assertWritableStream(writable, `${context} has member 'writable' that`);
        return { readable, writable };
    }

    /**
     * A readable stream represents a source of data, from which you can read.
     *
     * @public
     */
    class ReadableStream {
        constructor(rawUnderlyingSource = {}, rawStrategy = {}) {
            if (rawUnderlyingSource === undefined) {
                rawUnderlyingSource = null;
            }
            else {
                assertObject(rawUnderlyingSource, 'First parameter');
            }
            const strategy = convertQueuingStrategy(rawStrategy, 'Second parameter');
            const underlyingSource = convertUnderlyingDefaultOrByteSource(rawUnderlyingSource, 'First parameter');
            InitializeReadableStream(this);
            if (underlyingSource.type === 'bytes') {
                if (strategy.size !== undefined) {
                    throw new RangeError('The strategy for a byte stream cannot have a size function');
                }
                const highWaterMark = ExtractHighWaterMark(strategy, 0);
                SetUpReadableByteStreamControllerFromUnderlyingSource(this, underlyingSource, highWaterMark);
            }
            else {
                const sizeAlgorithm = ExtractSizeAlgorithm(strategy);
                const highWaterMark = ExtractHighWaterMark(strategy, 1);
                SetUpReadableStreamDefaultControllerFromUnderlyingSource(this, underlyingSource, highWaterMark, sizeAlgorithm);
            }
        }
        /**
         * Whether or not the readable stream is locked to a {@link ReadableStreamDefaultReader | reader}.
         */
        get locked() {
            if (!IsReadableStream(this)) {
                throw streamBrandCheckException$1('locked');
            }
            return IsReadableStreamLocked(this);
        }
        /**
         * Cancels the stream, signaling a loss of interest in the stream by a consumer.
         *
         * The supplied `reason` argument will be given to the underlying source's {@link UnderlyingSource.cancel | cancel()}
         * method, which might or might not use it.
         */
        cancel(reason = undefined) {
            if (!IsReadableStream(this)) {
                return promiseRejectedWith(streamBrandCheckException$1('cancel'));
            }
            if (IsReadableStreamLocked(this)) {
                return promiseRejectedWith(new TypeError('Cannot cancel a stream that already has a reader'));
            }
            return ReadableStreamCancel(this, reason);
        }
        getReader(rawOptions = undefined) {
            if (!IsReadableStream(this)) {
                throw streamBrandCheckException$1('getReader');
            }
            const options = convertReaderOptions(rawOptions, 'First parameter');
            if (options.mode === undefined) {
                return AcquireReadableStreamDefaultReader(this);
            }
            return AcquireReadableStreamBYOBReader(this);
        }
        pipeThrough(rawTransform, rawOptions = {}) {
            if (!IsReadableStream(this)) {
                throw streamBrandCheckException$1('pipeThrough');
            }
            assertRequiredArgument(rawTransform, 1, 'pipeThrough');
            const transform = convertReadableWritablePair(rawTransform, 'First parameter');
            const options = convertPipeOptions(rawOptions, 'Second parameter');
            if (IsReadableStreamLocked(this)) {
                throw new TypeError('ReadableStream.prototype.pipeThrough cannot be used on a locked ReadableStream');
            }
            if (IsWritableStreamLocked(transform.writable)) {
                throw new TypeError('ReadableStream.prototype.pipeThrough cannot be used on a locked WritableStream');
            }
            const promise = ReadableStreamPipeTo(this, transform.writable, options.preventClose, options.preventAbort, options.preventCancel, options.signal);
            setPromiseIsHandledToTrue(promise);
            return transform.readable;
        }
        pipeTo(destination, rawOptions = {}) {
            if (!IsReadableStream(this)) {
                return promiseRejectedWith(streamBrandCheckException$1('pipeTo'));
            }
            if (destination === undefined) {
                return promiseRejectedWith(`Parameter 1 is required in 'pipeTo'.`);
            }
            if (!IsWritableStream(destination)) {
                return promiseRejectedWith(new TypeError(`ReadableStream.prototype.pipeTo's first argument must be a WritableStream`));
            }
            let options;
            try {
                options = convertPipeOptions(rawOptions, 'Second parameter');
            }
            catch (e) {
                return promiseRejectedWith(e);
            }
            if (IsReadableStreamLocked(this)) {
                return promiseRejectedWith(new TypeError('ReadableStream.prototype.pipeTo cannot be used on a locked ReadableStream'));
            }
            if (IsWritableStreamLocked(destination)) {
                return promiseRejectedWith(new TypeError('ReadableStream.prototype.pipeTo cannot be used on a locked WritableStream'));
            }
            return ReadableStreamPipeTo(this, destination, options.preventClose, options.preventAbort, options.preventCancel, options.signal);
        }
        /**
         * Tees this readable stream, returning a two-element array containing the two resulting branches as
         * new {@link ReadableStream} instances.
         *
         * Teeing a stream will lock it, preventing any other consumer from acquiring a reader.
         * To cancel the stream, cancel both of the resulting branches; a composite cancellation reason will then be
         * propagated to the stream's underlying source.
         *
         * Note that the chunks seen in each branch will be the same object. If the chunks are not immutable,
         * this could allow interference between the two branches.
         */
        tee() {
            if (!IsReadableStream(this)) {
                throw streamBrandCheckException$1('tee');
            }
            const branches = ReadableStreamTee(this);
            return CreateArrayFromList(branches);
        }
        values(rawOptions = undefined) {
            if (!IsReadableStream(this)) {
                throw streamBrandCheckException$1('values');
            }
            const options = convertIteratorOptions(rawOptions, 'First parameter');
            return AcquireReadableStreamAsyncIterator(this, options.preventCancel);
        }
        [SymbolAsyncIterator](options) {
            // Stub implementation, overridden below
            return this.values(options);
        }
        /**
         * Creates a new ReadableStream wrapping the provided iterable or async iterable.
         *
         * This can be used to adapt various kinds of objects into a readable stream,
         * such as an array, an async generator, or a Node.js readable stream.
         */
        static from(asyncIterable) {
            return ReadableStreamFrom(asyncIterable);
        }
    }
    Object.defineProperties(ReadableStream, {
        from: { enumerable: true }
    });
    Object.defineProperties(ReadableStream.prototype, {
        cancel: { enumerable: true },
        getReader: { enumerable: true },
        pipeThrough: { enumerable: true },
        pipeTo: { enumerable: true },
        tee: { enumerable: true },
        values: { enumerable: true },
        locked: { enumerable: true }
    });
    setFunctionName(ReadableStream.from, 'from');
    setFunctionName(ReadableStream.prototype.cancel, 'cancel');
    setFunctionName(ReadableStream.prototype.getReader, 'getReader');
    setFunctionName(ReadableStream.prototype.pipeThrough, 'pipeThrough');
    setFunctionName(ReadableStream.prototype.pipeTo, 'pipeTo');
    setFunctionName(ReadableStream.prototype.tee, 'tee');
    setFunctionName(ReadableStream.prototype.values, 'values');
    if (typeof Symbol.toStringTag === 'symbol') {
        Object.defineProperty(ReadableStream.prototype, Symbol.toStringTag, {
            value: 'ReadableStream',
            configurable: true
        });
    }
    Object.defineProperty(ReadableStream.prototype, SymbolAsyncIterator, {
        value: ReadableStream.prototype.values,
        writable: true,
        configurable: true
    });
    // Abstract operations for the ReadableStream.
    // Throws if and only if startAlgorithm throws.
    function CreateReadableStream(startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark = 1, sizeAlgorithm = () => 1) {
        const stream = Object.create(ReadableStream.prototype);
        InitializeReadableStream(stream);
        const controller = Object.create(ReadableStreamDefaultController.prototype);
        SetUpReadableStreamDefaultController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, sizeAlgorithm);
        return stream;
    }
    // Throws if and only if startAlgorithm throws.
    function CreateReadableByteStream(startAlgorithm, pullAlgorithm, cancelAlgorithm) {
        const stream = Object.create(ReadableStream.prototype);
        InitializeReadableStream(stream);
        const controller = Object.create(ReadableByteStreamController.prototype);
        SetUpReadableByteStreamController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, 0, undefined);
        return stream;
    }
    function InitializeReadableStream(stream) {
        stream._state = 'readable';
        stream._reader = undefined;
        stream._storedError = undefined;
        stream._disturbed = false;
    }
    function IsReadableStream(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_readableStreamController')) {
            return false;
        }
        return x instanceof ReadableStream;
    }
    function IsReadableStreamLocked(stream) {
        if (stream._reader === undefined) {
            return false;
        }
        return true;
    }
    // ReadableStream API exposed for controllers.
    function ReadableStreamCancel(stream, reason) {
        stream._disturbed = true;
        if (stream._state === 'closed') {
            return promiseResolvedWith(undefined);
        }
        if (stream._state === 'errored') {
            return promiseRejectedWith(stream._storedError);
        }
        ReadableStreamClose(stream);
        const reader = stream._reader;
        if (reader !== undefined && IsReadableStreamBYOBReader(reader)) {
            const readIntoRequests = reader._readIntoRequests;
            reader._readIntoRequests = new SimpleQueue();
            readIntoRequests.forEach(readIntoRequest => {
                readIntoRequest._closeSteps(undefined);
            });
        }
        const sourceCancelPromise = stream._readableStreamController[CancelSteps](reason);
        return transformPromiseWith(sourceCancelPromise, noop);
    }
    function ReadableStreamClose(stream) {
        stream._state = 'closed';
        const reader = stream._reader;
        if (reader === undefined) {
            return;
        }
        defaultReaderClosedPromiseResolve(reader);
        if (IsReadableStreamDefaultReader(reader)) {
            const readRequests = reader._readRequests;
            reader._readRequests = new SimpleQueue();
            readRequests.forEach(readRequest => {
                readRequest._closeSteps();
            });
        }
    }
    function ReadableStreamError(stream, e) {
        stream._state = 'errored';
        stream._storedError = e;
        const reader = stream._reader;
        if (reader === undefined) {
            return;
        }
        defaultReaderClosedPromiseReject(reader, e);
        if (IsReadableStreamDefaultReader(reader)) {
            ReadableStreamDefaultReaderErrorReadRequests(reader, e);
        }
        else {
            ReadableStreamBYOBReaderErrorReadIntoRequests(reader, e);
        }
    }
    // Helper functions for the ReadableStream.
    function streamBrandCheckException$1(name) {
        return new TypeError(`ReadableStream.prototype.${name} can only be used on a ReadableStream`);
    }

    function convertQueuingStrategyInit(init, context) {
        assertDictionary(init, context);
        const highWaterMark = init === null || init === void 0 ? void 0 : init.highWaterMark;
        assertRequiredField(highWaterMark, 'highWaterMark', 'QueuingStrategyInit');
        return {
            highWaterMark: convertUnrestrictedDouble(highWaterMark)
        };
    }

    // The size function must not have a prototype property nor be a constructor
    const byteLengthSizeFunction = (chunk) => {
        return chunk.byteLength;
    };
    setFunctionName(byteLengthSizeFunction, 'size');
    /**
     * A queuing strategy that counts the number of bytes in each chunk.
     *
     * @public
     */
    class ByteLengthQueuingStrategy {
        constructor(options) {
            assertRequiredArgument(options, 1, 'ByteLengthQueuingStrategy');
            options = convertQueuingStrategyInit(options, 'First parameter');
            this._byteLengthQueuingStrategyHighWaterMark = options.highWaterMark;
        }
        /**
         * Returns the high water mark provided to the constructor.
         */
        get highWaterMark() {
            if (!IsByteLengthQueuingStrategy(this)) {
                throw byteLengthBrandCheckException('highWaterMark');
            }
            return this._byteLengthQueuingStrategyHighWaterMark;
        }
        /**
         * Measures the size of `chunk` by returning the value of its `byteLength` property.
         */
        get size() {
            if (!IsByteLengthQueuingStrategy(this)) {
                throw byteLengthBrandCheckException('size');
            }
            return byteLengthSizeFunction;
        }
    }
    Object.defineProperties(ByteLengthQueuingStrategy.prototype, {
        highWaterMark: { enumerable: true },
        size: { enumerable: true }
    });
    if (typeof Symbol.toStringTag === 'symbol') {
        Object.defineProperty(ByteLengthQueuingStrategy.prototype, Symbol.toStringTag, {
            value: 'ByteLengthQueuingStrategy',
            configurable: true
        });
    }
    // Helper functions for the ByteLengthQueuingStrategy.
    function byteLengthBrandCheckException(name) {
        return new TypeError(`ByteLengthQueuingStrategy.prototype.${name} can only be used on a ByteLengthQueuingStrategy`);
    }
    function IsByteLengthQueuingStrategy(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_byteLengthQueuingStrategyHighWaterMark')) {
            return false;
        }
        return x instanceof ByteLengthQueuingStrategy;
    }

    // The size function must not have a prototype property nor be a constructor
    const countSizeFunction = () => {
        return 1;
    };
    setFunctionName(countSizeFunction, 'size');
    /**
     * A queuing strategy that counts the number of chunks.
     *
     * @public
     */
    class CountQueuingStrategy {
        constructor(options) {
            assertRequiredArgument(options, 1, 'CountQueuingStrategy');
            options = convertQueuingStrategyInit(options, 'First parameter');
            this._countQueuingStrategyHighWaterMark = options.highWaterMark;
        }
        /**
         * Returns the high water mark provided to the constructor.
         */
        get highWaterMark() {
            if (!IsCountQueuingStrategy(this)) {
                throw countBrandCheckException('highWaterMark');
            }
            return this._countQueuingStrategyHighWaterMark;
        }
        /**
         * Measures the size of `chunk` by always returning 1.
         * This ensures that the total queue size is a count of the number of chunks in the queue.
         */
        get size() {
            if (!IsCountQueuingStrategy(this)) {
                throw countBrandCheckException('size');
            }
            return countSizeFunction;
        }
    }
    Object.defineProperties(CountQueuingStrategy.prototype, {
        highWaterMark: { enumerable: true },
        size: { enumerable: true }
    });
    if (typeof Symbol.toStringTag === 'symbol') {
        Object.defineProperty(CountQueuingStrategy.prototype, Symbol.toStringTag, {
            value: 'CountQueuingStrategy',
            configurable: true
        });
    }
    // Helper functions for the CountQueuingStrategy.
    function countBrandCheckException(name) {
        return new TypeError(`CountQueuingStrategy.prototype.${name} can only be used on a CountQueuingStrategy`);
    }
    function IsCountQueuingStrategy(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_countQueuingStrategyHighWaterMark')) {
            return false;
        }
        return x instanceof CountQueuingStrategy;
    }

    function convertTransformer(original, context) {
        assertDictionary(original, context);
        const cancel = original === null || original === void 0 ? void 0 : original.cancel;
        const flush = original === null || original === void 0 ? void 0 : original.flush;
        const readableType = original === null || original === void 0 ? void 0 : original.readableType;
        const start = original === null || original === void 0 ? void 0 : original.start;
        const transform = original === null || original === void 0 ? void 0 : original.transform;
        const writableType = original === null || original === void 0 ? void 0 : original.writableType;
        return {
            cancel: cancel === undefined ?
                undefined :
                convertTransformerCancelCallback(cancel, original, `${context} has member 'cancel' that`),
            flush: flush === undefined ?
                undefined :
                convertTransformerFlushCallback(flush, original, `${context} has member 'flush' that`),
            readableType,
            start: start === undefined ?
                undefined :
                convertTransformerStartCallback(start, original, `${context} has member 'start' that`),
            transform: transform === undefined ?
                undefined :
                convertTransformerTransformCallback(transform, original, `${context} has member 'transform' that`),
            writableType
        };
    }
    function convertTransformerFlushCallback(fn, original, context) {
        assertFunction(fn, context);
        return (controller) => promiseCall(fn, original, [controller]);
    }
    function convertTransformerStartCallback(fn, original, context) {
        assertFunction(fn, context);
        return (controller) => reflectCall(fn, original, [controller]);
    }
    function convertTransformerTransformCallback(fn, original, context) {
        assertFunction(fn, context);
        return (chunk, controller) => promiseCall(fn, original, [chunk, controller]);
    }
    function convertTransformerCancelCallback(fn, original, context) {
        assertFunction(fn, context);
        return (reason) => promiseCall(fn, original, [reason]);
    }

    // Class TransformStream
    /**
     * A transform stream consists of a pair of streams: a {@link WritableStream | writable stream},
     * known as its writable side, and a {@link ReadableStream | readable stream}, known as its readable side.
     * In a manner specific to the transform stream in question, writes to the writable side result in new data being
     * made available for reading from the readable side.
     *
     * @public
     */
    class TransformStream {
        constructor(rawTransformer = {}, rawWritableStrategy = {}, rawReadableStrategy = {}) {
            if (rawTransformer === undefined) {
                rawTransformer = null;
            }
            const writableStrategy = convertQueuingStrategy(rawWritableStrategy, 'Second parameter');
            const readableStrategy = convertQueuingStrategy(rawReadableStrategy, 'Third parameter');
            const transformer = convertTransformer(rawTransformer, 'First parameter');
            if (transformer.readableType !== undefined) {
                throw new RangeError('Invalid readableType specified');
            }
            if (transformer.writableType !== undefined) {
                throw new RangeError('Invalid writableType specified');
            }
            const readableHighWaterMark = ExtractHighWaterMark(readableStrategy, 0);
            const readableSizeAlgorithm = ExtractSizeAlgorithm(readableStrategy);
            const writableHighWaterMark = ExtractHighWaterMark(writableStrategy, 1);
            const writableSizeAlgorithm = ExtractSizeAlgorithm(writableStrategy);
            let startPromise_resolve;
            const startPromise = newPromise(resolve => {
                startPromise_resolve = resolve;
            });
            InitializeTransformStream(this, startPromise, writableHighWaterMark, writableSizeAlgorithm, readableHighWaterMark, readableSizeAlgorithm);
            SetUpTransformStreamDefaultControllerFromTransformer(this, transformer);
            if (transformer.start !== undefined) {
                startPromise_resolve(transformer.start(this._transformStreamController));
            }
            else {
                startPromise_resolve(undefined);
            }
        }
        /**
         * The readable side of the transform stream.
         */
        get readable() {
            if (!IsTransformStream(this)) {
                throw streamBrandCheckException('readable');
            }
            return this._readable;
        }
        /**
         * The writable side of the transform stream.
         */
        get writable() {
            if (!IsTransformStream(this)) {
                throw streamBrandCheckException('writable');
            }
            return this._writable;
        }
    }
    Object.defineProperties(TransformStream.prototype, {
        readable: { enumerable: true },
        writable: { enumerable: true }
    });
    if (typeof Symbol.toStringTag === 'symbol') {
        Object.defineProperty(TransformStream.prototype, Symbol.toStringTag, {
            value: 'TransformStream',
            configurable: true
        });
    }
    function InitializeTransformStream(stream, startPromise, writableHighWaterMark, writableSizeAlgorithm, readableHighWaterMark, readableSizeAlgorithm) {
        function startAlgorithm() {
            return startPromise;
        }
        function writeAlgorithm(chunk) {
            return TransformStreamDefaultSinkWriteAlgorithm(stream, chunk);
        }
        function abortAlgorithm(reason) {
            return TransformStreamDefaultSinkAbortAlgorithm(stream, reason);
        }
        function closeAlgorithm() {
            return TransformStreamDefaultSinkCloseAlgorithm(stream);
        }
        stream._writable = CreateWritableStream(startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, writableHighWaterMark, writableSizeAlgorithm);
        function pullAlgorithm() {
            return TransformStreamDefaultSourcePullAlgorithm(stream);
        }
        function cancelAlgorithm(reason) {
            return TransformStreamDefaultSourceCancelAlgorithm(stream, reason);
        }
        stream._readable = CreateReadableStream(startAlgorithm, pullAlgorithm, cancelAlgorithm, readableHighWaterMark, readableSizeAlgorithm);
        // The [[backpressure]] slot is set to undefined so that it can be initialised by TransformStreamSetBackpressure.
        stream._backpressure = undefined;
        stream._backpressureChangePromise = undefined;
        stream._backpressureChangePromise_resolve = undefined;
        TransformStreamSetBackpressure(stream, true);
        stream._transformStreamController = undefined;
    }
    function IsTransformStream(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_transformStreamController')) {
            return false;
        }
        return x instanceof TransformStream;
    }
    // This is a no-op if both sides are already errored.
    function TransformStreamError(stream, e) {
        ReadableStreamDefaultControllerError(stream._readable._readableStreamController, e);
        TransformStreamErrorWritableAndUnblockWrite(stream, e);
    }
    function TransformStreamErrorWritableAndUnblockWrite(stream, e) {
        TransformStreamDefaultControllerClearAlgorithms(stream._transformStreamController);
        WritableStreamDefaultControllerErrorIfNeeded(stream._writable._writableStreamController, e);
        TransformStreamUnblockWrite(stream);
    }
    function TransformStreamUnblockWrite(stream) {
        if (stream._backpressure) {
            // Pretend that pull() was called to permit any pending write() calls to complete. TransformStreamSetBackpressure()
            // cannot be called from enqueue() or pull() once the ReadableStream is errored, so this will will be the final time
            // _backpressure is set.
            TransformStreamSetBackpressure(stream, false);
        }
    }
    function TransformStreamSetBackpressure(stream, backpressure) {
        // Passes also when called during construction.
        if (stream._backpressureChangePromise !== undefined) {
            stream._backpressureChangePromise_resolve();
        }
        stream._backpressureChangePromise = newPromise(resolve => {
            stream._backpressureChangePromise_resolve = resolve;
        });
        stream._backpressure = backpressure;
    }
    // Class TransformStreamDefaultController
    /**
     * Allows control of the {@link ReadableStream} and {@link WritableStream} of the associated {@link TransformStream}.
     *
     * @public
     */
    class TransformStreamDefaultController {
        constructor() {
            throw new TypeError('Illegal constructor');
        }
        /**
         * Returns the desired size to fill the readable side’s internal queue. It can be negative, if the queue is over-full.
         */
        get desiredSize() {
            if (!IsTransformStreamDefaultController(this)) {
                throw defaultControllerBrandCheckException('desiredSize');
            }
            const readableController = this._controlledTransformStream._readable._readableStreamController;
            return ReadableStreamDefaultControllerGetDesiredSize(readableController);
        }
        enqueue(chunk = undefined) {
            if (!IsTransformStreamDefaultController(this)) {
                throw defaultControllerBrandCheckException('enqueue');
            }
            TransformStreamDefaultControllerEnqueue(this, chunk);
        }
        /**
         * Errors both the readable side and the writable side of the controlled transform stream, making all future
         * interactions with it fail with the given error `e`. Any chunks queued for transformation will be discarded.
         */
        error(reason = undefined) {
            if (!IsTransformStreamDefaultController(this)) {
                throw defaultControllerBrandCheckException('error');
            }
            TransformStreamDefaultControllerError(this, reason);
        }
        /**
         * Closes the readable side and errors the writable side of the controlled transform stream. This is useful when the
         * transformer only needs to consume a portion of the chunks written to the writable side.
         */
        terminate() {
            if (!IsTransformStreamDefaultController(this)) {
                throw defaultControllerBrandCheckException('terminate');
            }
            TransformStreamDefaultControllerTerminate(this);
        }
    }
    Object.defineProperties(TransformStreamDefaultController.prototype, {
        enqueue: { enumerable: true },
        error: { enumerable: true },
        terminate: { enumerable: true },
        desiredSize: { enumerable: true }
    });
    setFunctionName(TransformStreamDefaultController.prototype.enqueue, 'enqueue');
    setFunctionName(TransformStreamDefaultController.prototype.error, 'error');
    setFunctionName(TransformStreamDefaultController.prototype.terminate, 'terminate');
    if (typeof Symbol.toStringTag === 'symbol') {
        Object.defineProperty(TransformStreamDefaultController.prototype, Symbol.toStringTag, {
            value: 'TransformStreamDefaultController',
            configurable: true
        });
    }
    // Transform Stream Default Controller Abstract Operations
    function IsTransformStreamDefaultController(x) {
        if (!typeIsObject(x)) {
            return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x, '_controlledTransformStream')) {
            return false;
        }
        return x instanceof TransformStreamDefaultController;
    }
    function SetUpTransformStreamDefaultController(stream, controller, transformAlgorithm, flushAlgorithm, cancelAlgorithm) {
        controller._controlledTransformStream = stream;
        stream._transformStreamController = controller;
        controller._transformAlgorithm = transformAlgorithm;
        controller._flushAlgorithm = flushAlgorithm;
        controller._cancelAlgorithm = cancelAlgorithm;
        controller._finishPromise = undefined;
        controller._finishPromise_resolve = undefined;
        controller._finishPromise_reject = undefined;
    }
    function SetUpTransformStreamDefaultControllerFromTransformer(stream, transformer) {
        const controller = Object.create(TransformStreamDefaultController.prototype);
        let transformAlgorithm;
        let flushAlgorithm;
        let cancelAlgorithm;
        if (transformer.transform !== undefined) {
            transformAlgorithm = chunk => transformer.transform(chunk, controller);
        }
        else {
            transformAlgorithm = chunk => {
                try {
                    TransformStreamDefaultControllerEnqueue(controller, chunk);
                    return promiseResolvedWith(undefined);
                }
                catch (transformResultE) {
                    return promiseRejectedWith(transformResultE);
                }
            };
        }
        if (transformer.flush !== undefined) {
            flushAlgorithm = () => transformer.flush(controller);
        }
        else {
            flushAlgorithm = () => promiseResolvedWith(undefined);
        }
        if (transformer.cancel !== undefined) {
            cancelAlgorithm = reason => transformer.cancel(reason);
        }
        else {
            cancelAlgorithm = () => promiseResolvedWith(undefined);
        }
        SetUpTransformStreamDefaultController(stream, controller, transformAlgorithm, flushAlgorithm, cancelAlgorithm);
    }
    function TransformStreamDefaultControllerClearAlgorithms(controller) {
        controller._transformAlgorithm = undefined;
        controller._flushAlgorithm = undefined;
        controller._cancelAlgorithm = undefined;
    }
    function TransformStreamDefaultControllerEnqueue(controller, chunk) {
        const stream = controller._controlledTransformStream;
        const readableController = stream._readable._readableStreamController;
        if (!ReadableStreamDefaultControllerCanCloseOrEnqueue(readableController)) {
            throw new TypeError('Readable side is not in a state that permits enqueue');
        }
        // We throttle transform invocations based on the backpressure of the ReadableStream, but we still
        // accept TransformStreamDefaultControllerEnqueue() calls.
        try {
            ReadableStreamDefaultControllerEnqueue(readableController, chunk);
        }
        catch (e) {
            // This happens when readableStrategy.size() throws.
            TransformStreamErrorWritableAndUnblockWrite(stream, e);
            throw stream._readable._storedError;
        }
        const backpressure = ReadableStreamDefaultControllerHasBackpressure(readableController);
        if (backpressure !== stream._backpressure) {
            TransformStreamSetBackpressure(stream, true);
        }
    }
    function TransformStreamDefaultControllerError(controller, e) {
        TransformStreamError(controller._controlledTransformStream, e);
    }
    function TransformStreamDefaultControllerPerformTransform(controller, chunk) {
        const transformPromise = controller._transformAlgorithm(chunk);
        return transformPromiseWith(transformPromise, undefined, r => {
            TransformStreamError(controller._controlledTransformStream, r);
            throw r;
        });
    }
    function TransformStreamDefaultControllerTerminate(controller) {
        const stream = controller._controlledTransformStream;
        const readableController = stream._readable._readableStreamController;
        ReadableStreamDefaultControllerClose(readableController);
        const error = new TypeError('TransformStream terminated');
        TransformStreamErrorWritableAndUnblockWrite(stream, error);
    }
    // TransformStreamDefaultSink Algorithms
    function TransformStreamDefaultSinkWriteAlgorithm(stream, chunk) {
        const controller = stream._transformStreamController;
        if (stream._backpressure) {
            const backpressureChangePromise = stream._backpressureChangePromise;
            return transformPromiseWith(backpressureChangePromise, () => {
                const writable = stream._writable;
                const state = writable._state;
                if (state === 'erroring') {
                    throw writable._storedError;
                }
                return TransformStreamDefaultControllerPerformTransform(controller, chunk);
            });
        }
        return TransformStreamDefaultControllerPerformTransform(controller, chunk);
    }
    function TransformStreamDefaultSinkAbortAlgorithm(stream, reason) {
        const controller = stream._transformStreamController;
        if (controller._finishPromise !== undefined) {
            return controller._finishPromise;
        }
        // stream._readable cannot change after construction, so caching it across a call to user code is safe.
        const readable = stream._readable;
        // Assign the _finishPromise now so that if _cancelAlgorithm calls readable.cancel() internally,
        // we don't run the _cancelAlgorithm again.
        controller._finishPromise = newPromise((resolve, reject) => {
            controller._finishPromise_resolve = resolve;
            controller._finishPromise_reject = reject;
        });
        const cancelPromise = controller._cancelAlgorithm(reason);
        TransformStreamDefaultControllerClearAlgorithms(controller);
        uponPromise(cancelPromise, () => {
            if (readable._state === 'errored') {
                defaultControllerFinishPromiseReject(controller, readable._storedError);
            }
            else {
                ReadableStreamDefaultControllerError(readable._readableStreamController, reason);
                defaultControllerFinishPromiseResolve(controller);
            }
            return null;
        }, r => {
            ReadableStreamDefaultControllerError(readable._readableStreamController, r);
            defaultControllerFinishPromiseReject(controller, r);
            return null;
        });
        return controller._finishPromise;
    }
    function TransformStreamDefaultSinkCloseAlgorithm(stream) {
        const controller = stream._transformStreamController;
        if (controller._finishPromise !== undefined) {
            return controller._finishPromise;
        }
        // stream._readable cannot change after construction, so caching it across a call to user code is safe.
        const readable = stream._readable;
        // Assign the _finishPromise now so that if _flushAlgorithm calls readable.cancel() internally,
        // we don't also run the _cancelAlgorithm.
        controller._finishPromise = newPromise((resolve, reject) => {
            controller._finishPromise_resolve = resolve;
            controller._finishPromise_reject = reject;
        });
        const flushPromise = controller._flushAlgorithm();
        TransformStreamDefaultControllerClearAlgorithms(controller);
        uponPromise(flushPromise, () => {
            if (readable._state === 'errored') {
                defaultControllerFinishPromiseReject(controller, readable._storedError);
            }
            else {
                ReadableStreamDefaultControllerClose(readable._readableStreamController);
                defaultControllerFinishPromiseResolve(controller);
            }
            return null;
        }, r => {
            ReadableStreamDefaultControllerError(readable._readableStreamController, r);
            defaultControllerFinishPromiseReject(controller, r);
            return null;
        });
        return controller._finishPromise;
    }
    // TransformStreamDefaultSource Algorithms
    function TransformStreamDefaultSourcePullAlgorithm(stream) {
        // Invariant. Enforced by the promises returned by start() and pull().
        TransformStreamSetBackpressure(stream, false);
        // Prevent the next pull() call until there is backpressure.
        return stream._backpressureChangePromise;
    }
    function TransformStreamDefaultSourceCancelAlgorithm(stream, reason) {
        const controller = stream._transformStreamController;
        if (controller._finishPromise !== undefined) {
            return controller._finishPromise;
        }
        // stream._writable cannot change after construction, so caching it across a call to user code is safe.
        const writable = stream._writable;
        // Assign the _finishPromise now so that if _flushAlgorithm calls writable.abort() or
        // writable.cancel() internally, we don't run the _cancelAlgorithm again, or also run the
        // _flushAlgorithm.
        controller._finishPromise = newPromise((resolve, reject) => {
            controller._finishPromise_resolve = resolve;
            controller._finishPromise_reject = reject;
        });
        const cancelPromise = controller._cancelAlgorithm(reason);
        TransformStreamDefaultControllerClearAlgorithms(controller);
        uponPromise(cancelPromise, () => {
            if (writable._state === 'errored') {
                defaultControllerFinishPromiseReject(controller, writable._storedError);
            }
            else {
                WritableStreamDefaultControllerErrorIfNeeded(writable._writableStreamController, reason);
                TransformStreamUnblockWrite(stream);
                defaultControllerFinishPromiseResolve(controller);
            }
            return null;
        }, r => {
            WritableStreamDefaultControllerErrorIfNeeded(writable._writableStreamController, r);
            TransformStreamUnblockWrite(stream);
            defaultControllerFinishPromiseReject(controller, r);
            return null;
        });
        return controller._finishPromise;
    }
    // Helper functions for the TransformStreamDefaultController.
    function defaultControllerBrandCheckException(name) {
        return new TypeError(`TransformStreamDefaultController.prototype.${name} can only be used on a TransformStreamDefaultController`);
    }
    function defaultControllerFinishPromiseResolve(controller) {
        if (controller._finishPromise_resolve === undefined) {
            return;
        }
        controller._finishPromise_resolve();
        controller._finishPromise_resolve = undefined;
        controller._finishPromise_reject = undefined;
    }
    function defaultControllerFinishPromiseReject(controller, reason) {
        if (controller._finishPromise_reject === undefined) {
            return;
        }
        setPromiseIsHandledToTrue(controller._finishPromise);
        controller._finishPromise_reject(reason);
        controller._finishPromise_resolve = undefined;
        controller._finishPromise_reject = undefined;
    }
    // Helper functions for the TransformStream.
    function streamBrandCheckException(name) {
        return new TypeError(`TransformStream.prototype.${name} can only be used on a TransformStream`);
    }

    exports.ByteLengthQueuingStrategy = ByteLengthQueuingStrategy;
    exports.CountQueuingStrategy = CountQueuingStrategy;
    exports.ReadableByteStreamController = ReadableByteStreamController;
    exports.ReadableStream = ReadableStream;
    exports.ReadableStreamBYOBReader = ReadableStreamBYOBReader;
    exports.ReadableStreamBYOBRequest = ReadableStreamBYOBRequest;
    exports.ReadableStreamDefaultController = ReadableStreamDefaultController;
    exports.ReadableStreamDefaultReader = ReadableStreamDefaultReader;
    exports.TransformStream = TransformStream;
    exports.TransformStreamDefaultController = TransformStreamDefaultController;
    exports.WritableStream = WritableStream;
    exports.WritableStreamDefaultController = WritableStreamDefaultController;
    exports.WritableStreamDefaultWriter = WritableStreamDefaultWriter;

}));
//# sourceMappingURL=ponyfill.es2018.js.map


/***/ }),

/***/ 1204:
/***/ ((__unused_webpack_module, __unused_webpack_exports, __webpack_require__) => {

/* c8 ignore start */
// 64 KiB (same size chrome slice theirs blob into Uint8array's)
const POOL_SIZE = 65536

if (!globalThis.ReadableStream) {
  // `node:stream/web` got introduced in v16.5.0 as experimental
  // and it's preferred over the polyfilled version. So we also
  // suppress the warning that gets emitted by NodeJS for using it.
  try {
    const process = __webpack_require__(1708)
    const { emitWarning } = process
    try {
      process.emitWarning = () => {}
      Object.assign(globalThis, __webpack_require__(7830))
      process.emitWarning = emitWarning
    } catch (error) {
      process.emitWarning = emitWarning
      throw error
    }
  } catch (error) {
    // fallback to polyfill implementation
    Object.assign(globalThis, __webpack_require__(3585))
  }
}

try {
  // Don't use node: prefix for this, require+node: is not supported until node v14.14
  // Only `import()` can use prefix in 12.20 and later
  const { Blob } = __webpack_require__(181)
  if (Blob && !Blob.prototype.stream) {
    Blob.prototype.stream = function name (params) {
      let position = 0
      const blob = this

      return new ReadableStream({
        type: 'bytes',
        async pull (ctrl) {
          const chunk = blob.slice(position, Math.min(blob.size, position + POOL_SIZE))
          const buffer = await chunk.arrayBuffer()
          position += buffer.byteLength
          ctrl.enqueue(new Uint8Array(buffer))

          if (position === blob.size) {
            ctrl.close()
          }
        }
      })
    }
  }
} catch (error) {}
/* c8 ignore end */


/***/ }),

/***/ 4645:
/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {

"use strict";
/* harmony export */ __webpack_require__.d(__webpack_exports__, {
/* harmony export */   A: () => (__WEBPACK_DEFAULT_EXPORT__)
/* harmony export */ });
/* unused harmony export File */
/* harmony import */ var _index_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6327);


const _File = class File extends _index_js__WEBPACK_IMPORTED_MODULE_0__/* ["default"] */ .A {
  #lastModified = 0
  #name = ''

  /**
   * @param {*[]} fileBits
   * @param {string} fileName
   * @param {{lastModified?: number, type?: string}} options
   */// @ts-ignore
  constructor (fileBits, fileName, options = {}) {
    if (arguments.length < 2) {
      throw new TypeError(`Failed to construct 'File': 2 arguments required, but only ${arguments.length} present.`)
    }
    super(fileBits, options)

    if (options === null) options = {}

    // Simulate WebIDL type casting for NaN value in lastModified option.
    const lastModified = options.lastModified === undefined ? Date.now() : Number(options.lastModified)
    if (!Number.isNaN(lastModified)) {
      this.#lastModified = lastModified
    }

    this.#name = String(fileName)
  }

  get name () {
    return this.#name
  }

  get lastModified () {
    return this.#lastModified
  }

  get [Symbol.toStringTag] () {
    return 'File'
  }

  static [Symbol.hasInstance] (object) {
    return !!object && object instanceof _index_js__WEBPACK_IMPORTED_MODULE_0__/* ["default"] */ .A &&
      /^(File)$/.test(object[Symbol.toStringTag])
  }
}

/** @type {typeof globalThis.File} */// @ts-ignore
const File = _File
/* harmony default export */ const __WEBPACK_DEFAULT_EXPORT__ = (File);


/***/ }),

/***/ 995:
/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {

"use strict";
/* harmony export */ __webpack_require__.d(__webpack_exports__, {
/* harmony export */   F8: () => (/* binding */ blobFromSync),
/* harmony export */   NX: () => (/* binding */ fileFrom),
/* harmony export */   YQ: () => (/* reexport safe */ _index_js__WEBPACK_IMPORTED_MODULE_4__.A),
/* harmony export */   ZH: () => (/* reexport safe */ _file_js__WEBPACK_IMPORTED_MODULE_3__.A),
/* harmony export */   _M: () => (/* binding */ fileFromSync),
/* harmony export */   k4: () => (/* binding */ blobFrom)
/* harmony export */ });
/* harmony import */ var node_fs__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(3024);
/* harmony import */ var node_path__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(6760);
/* harmony import */ var node_domexception__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(7666);
/* harmony import */ var _file_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(4645);
/* harmony import */ var _index_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(6327);







const { stat } = node_fs__WEBPACK_IMPORTED_MODULE_0__.promises

/**
 * @param {string} path filepath on the disk
 * @param {string} [type] mimetype to use
 */
const blobFromSync = (path, type) => fromBlob((0,node_fs__WEBPACK_IMPORTED_MODULE_0__.statSync)(path), path, type)

/**
 * @param {string} path filepath on the disk
 * @param {string} [type] mimetype to use
 * @returns {Promise<Blob>}
 */
const blobFrom = (path, type) => stat(path).then(stat => fromBlob(stat, path, type))

/**
 * @param {string} path filepath on the disk
 * @param {string} [type] mimetype to use
 * @returns {Promise<File>}
 */
const fileFrom = (path, type) => stat(path).then(stat => fromFile(stat, path, type))

/**
 * @param {string} path filepath on the disk
 * @param {string} [type] mimetype to use
 */
const fileFromSync = (path, type) => fromFile((0,node_fs__WEBPACK_IMPORTED_MODULE_0__.statSync)(path), path, type)

// @ts-ignore
const fromBlob = (stat, path, type = '') => new _index_js__WEBPACK_IMPORTED_MODULE_4__/* ["default"] */ .A([new BlobDataItem({
  path,
  size: stat.size,
  lastModified: stat.mtimeMs,
  start: 0
})], { type })

// @ts-ignore
const fromFile = (stat, path, type = '') => new _file_js__WEBPACK_IMPORTED_MODULE_3__/* ["default"] */ .A([new BlobDataItem({
  path,
  size: stat.size,
  lastModified: stat.mtimeMs,
  start: 0
})], (0,node_path__WEBPACK_IMPORTED_MODULE_1__.basename)(path), { type, lastModified: stat.mtimeMs })

/**
 * This is a blob backed up by a file on the disk
 * with minium requirement. Its wrapped around a Blob as a blobPart
 * so you have no direct access to this.
 *
 * @private
 */
class BlobDataItem {
  #path
  #start

  constructor (options) {
    this.#path = options.path
    this.#start = options.start
    this.size = options.size
    this.lastModified = options.lastModified
  }

  /**
   * Slicing arguments is first validated and formatted
   * to not be out of range by Blob.prototype.slice
   */
  slice (start, end) {
    return new BlobDataItem({
      path: this.#path,
      lastModified: this.lastModified,
      size: end - start,
      start: this.#start + start
    })
  }

  async * stream () {
    const { mtimeMs } = await stat(this.#path)
    if (mtimeMs > this.lastModified) {
      throw new node_domexception__WEBPACK_IMPORTED_MODULE_2__('The requested file could not be read, typically due to permission problems that have occurred after a reference to a file was acquired.', 'NotReadableError')
    }
    yield * (0,node_fs__WEBPACK_IMPORTED_MODULE_0__.createReadStream)(this.#path, {
      start: this.#start,
      end: this.#start + this.size - 1
    })
  }

  get [Symbol.toStringTag] () {
    return 'Blob'
  }
}

/* unused harmony default export */ var __WEBPACK_DEFAULT_EXPORT__ = ((/* unused pure expression or super */ null && (blobFromSync)));



/***/ }),

/***/ 6327:
/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {

"use strict";
/* harmony export */ __webpack_require__.d(__webpack_exports__, {
/* harmony export */   A: () => (__WEBPACK_DEFAULT_EXPORT__)
/* harmony export */ });
/* unused harmony export Blob */
/* harmony import */ var _streams_cjs__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(1204);
/*! fetch-blob. MIT License. Jimmy Wärting <https://jimmy.warting.se/opensource> */

// TODO (jimmywarting): in the feature use conditional loading with top level await (requires 14.x)
// Node has recently added whatwg stream into core



// 64 KiB (same size chrome slice theirs blob into Uint8array's)
const POOL_SIZE = 65536

/** @param {(Blob | Uint8Array)[]} parts */
async function * toIterator (parts, clone = true) {
  for (const part of parts) {
    if ('stream' in part) {
      yield * (/** @type {AsyncIterableIterator<Uint8Array>} */ (part.stream()))
    } else if (ArrayBuffer.isView(part)) {
      if (clone) {
        let position = part.byteOffset
        const end = part.byteOffset + part.byteLength
        while (position !== end) {
          const size = Math.min(end - position, POOL_SIZE)
          const chunk = part.buffer.slice(position, position + size)
          position += chunk.byteLength
          yield new Uint8Array(chunk)
        }
      } else {
        yield part
      }
    /* c8 ignore next 10 */
    } else {
      // For blobs that have arrayBuffer but no stream method (nodes buffer.Blob)
      let position = 0, b = (/** @type {Blob} */ (part))
      while (position !== b.size) {
        const chunk = b.slice(position, Math.min(b.size, position + POOL_SIZE))
        const buffer = await chunk.arrayBuffer()
        position += buffer.byteLength
        yield new Uint8Array(buffer)
      }
    }
  }
}

const _Blob = class Blob {
  /** @type {Array.<(Blob|Uint8Array)>} */
  #parts = []
  #type = ''
  #size = 0
  #endings = 'transparent'

  /**
   * The Blob() constructor returns a new Blob object. The content
   * of the blob consists of the concatenation of the values given
   * in the parameter array.
   *
   * @param {*} blobParts
   * @param {{ type?: string, endings?: string }} [options]
   */
  constructor (blobParts = [], options = {}) {
    if (typeof blobParts !== 'object' || blobParts === null) {
      throw new TypeError('Failed to construct \'Blob\': The provided value cannot be converted to a sequence.')
    }

    if (typeof blobParts[Symbol.iterator] !== 'function') {
      throw new TypeError('Failed to construct \'Blob\': The object must have a callable @@iterator property.')
    }

    if (typeof options !== 'object' && typeof options !== 'function') {
      throw new TypeError('Failed to construct \'Blob\': parameter 2 cannot convert to dictionary.')
    }

    if (options === null) options = {}

    const encoder = new TextEncoder()
    for (const element of blobParts) {
      let part
      if (ArrayBuffer.isView(element)) {
        part = new Uint8Array(element.buffer.slice(element.byteOffset, element.byteOffset + element.byteLength))
      } else if (element instanceof ArrayBuffer) {
        part = new Uint8Array(element.slice(0))
      } else if (element instanceof Blob) {
        part = element
      } else {
        part = encoder.encode(`${element}`)
      }

      this.#size += ArrayBuffer.isView(part) ? part.byteLength : part.size
      this.#parts.push(part)
    }

    this.#endings = `${options.endings === undefined ? 'transparent' : options.endings}`
    const type = options.type === undefined ? '' : String(options.type)
    this.#type = /^[\x20-\x7E]*$/.test(type) ? type : ''
  }

  /**
   * The Blob interface's size property returns the
   * size of the Blob in bytes.
   */
  get size () {
    return this.#size
  }

  /**
   * The type property of a Blob object returns the MIME type of the file.
   */
  get type () {
    return this.#type
  }

  /**
   * The text() method in the Blob interface returns a Promise
   * that resolves with a string containing the contents of
   * the blob, interpreted as UTF-8.
   *
   * @return {Promise<string>}
   */
  async text () {
    // More optimized than using this.arrayBuffer()
    // that requires twice as much ram
    const decoder = new TextDecoder()
    let str = ''
    for await (const part of toIterator(this.#parts, false)) {
      str += decoder.decode(part, { stream: true })
    }
    // Remaining
    str += decoder.decode()
    return str
  }

  /**
   * The arrayBuffer() method in the Blob interface returns a
   * Promise that resolves with the contents of the blob as
   * binary data contained in an ArrayBuffer.
   *
   * @return {Promise<ArrayBuffer>}
   */
  async arrayBuffer () {
    // Easier way... Just a unnecessary overhead
    // const view = new Uint8Array(this.size);
    // await this.stream().getReader({mode: 'byob'}).read(view);
    // return view.buffer;

    const data = new Uint8Array(this.size)
    let offset = 0
    for await (const chunk of toIterator(this.#parts, false)) {
      data.set(chunk, offset)
      offset += chunk.length
    }

    return data.buffer
  }

  stream () {
    const it = toIterator(this.#parts, true)

    return new globalThis.ReadableStream({
      // @ts-ignore
      type: 'bytes',
      async pull (ctrl) {
        const chunk = await it.next()
        chunk.done ? ctrl.close() : ctrl.enqueue(chunk.value)
      },

      async cancel () {
        await it.return()
      }
    })
  }

  /**
   * The Blob interface's slice() method creates and returns a
   * new Blob object which contains data from a subset of the
   * blob on which it's called.
   *
   * @param {number} [start]
   * @param {number} [end]
   * @param {string} [type]
   */
  slice (start = 0, end = this.size, type = '') {
    const { size } = this

    let relativeStart = start < 0 ? Math.max(size + start, 0) : Math.min(start, size)
    let relativeEnd = end < 0 ? Math.max(size + end, 0) : Math.min(end, size)

    const span = Math.max(relativeEnd - relativeStart, 0)
    const parts = this.#parts
    const blobParts = []
    let added = 0

    for (const part of parts) {
      // don't add the overflow to new blobParts
      if (added >= span) {
        break
      }

      const size = ArrayBuffer.isView(part) ? part.byteLength : part.size
      if (relativeStart && size <= relativeStart) {
        // Skip the beginning and change the relative
        // start & end position as we skip the unwanted parts
        relativeStart -= size
        relativeEnd -= size
      } else {
        let chunk
        if (ArrayBuffer.isView(part)) {
          chunk = part.subarray(relativeStart, Math.min(size, relativeEnd))
          added += chunk.byteLength
        } else {
          chunk = part.slice(relativeStart, Math.min(size, relativeEnd))
          added += chunk.size
        }
        relativeEnd -= size
        blobParts.push(chunk)
        relativeStart = 0 // All next sequential parts should start at 0
      }
    }

    const blob = new Blob([], { type: String(type).toLowerCase() })
    blob.#size = span
    blob.#parts = blobParts

    return blob
  }

  get [Symbol.toStringTag] () {
    return 'Blob'
  }

  static [Symbol.hasInstance] (object) {
    return (
      object &&
      typeof object === 'object' &&
      typeof object.constructor === 'function' &&
      (
        typeof object.stream === 'function' ||
        typeof object.arrayBuffer === 'function'
      ) &&
      /^(Blob|File)$/.test(object[Symbol.toStringTag])
    )
  }
}

Object.defineProperties(_Blob.prototype, {
  size: { enumerable: true },
  type: { enumerable: true },
  slice: { enumerable: true }
})

/** @type {typeof globalThis.Blob} */
const Blob = _Blob
/* harmony default export */ const __WEBPACK_DEFAULT_EXPORT__ = (Blob);


/***/ }),

/***/ 3018:
/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {

"use strict";
/* harmony export */ __webpack_require__.d(__webpack_exports__, {
/* harmony export */   $n: () => (/* binding */ formDataToBlob),
/* harmony export */   fS: () => (/* binding */ FormData)
/* harmony export */ });
/* unused harmony export File */
/* harmony import */ var fetch_blob__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6327);
/* harmony import */ var fetch_blob_file_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(4645);
/*! formdata-polyfill. MIT License. Jimmy Wärting <https://jimmy.warting.se/opensource> */




var {toStringTag:t,iterator:i,hasInstance:h}=Symbol,
r=Math.random,
m='append,set,get,getAll,delete,keys,values,entries,forEach,constructor'.split(','),
f=(a,b,c)=>(a+='',/^(Blob|File)$/.test(b && b[t])?[(c=c!==void 0?c+'':b[t]=='File'?b.name:'blob',a),b.name!==c||b[t]=='blob'?new fetch_blob_file_js__WEBPACK_IMPORTED_MODULE_1__/* ["default"] */ .A([b],c,b):b]:[a,b+'']),
e=(c,f)=>(f?c:c.replace(/\r?\n|\r/g,'\r\n')).replace(/\n/g,'%0A').replace(/\r/g,'%0D').replace(/"/g,'%22'),
x=(n, a, e)=>{if(a.length<e){throw new TypeError(`Failed to execute '${n}' on 'FormData': ${e} arguments required, but only ${a.length} present.`)}}

const File = (/* unused pure expression or super */ null && (F))

/** @type {typeof globalThis.FormData} */
const FormData = class FormData {
#d=[];
constructor(...a){if(a.length)throw new TypeError(`Failed to construct 'FormData': parameter 1 is not of type 'HTMLFormElement'.`)}
get [t]() {return 'FormData'}
[i](){return this.entries()}
static [h](o) {return o&&typeof o==='object'&&o[t]==='FormData'&&!m.some(m=>typeof o[m]!='function')}
append(...a){x('append',arguments,2);this.#d.push(f(...a))}
delete(a){x('delete',arguments,1);a+='';this.#d=this.#d.filter(([b])=>b!==a)}
get(a){x('get',arguments,1);a+='';for(var b=this.#d,l=b.length,c=0;c<l;c++)if(b[c][0]===a)return b[c][1];return null}
getAll(a,b){x('getAll',arguments,1);b=[];a+='';this.#d.forEach(c=>c[0]===a&&b.push(c[1]));return b}
has(a){x('has',arguments,1);a+='';return this.#d.some(b=>b[0]===a)}
forEach(a,b){x('forEach',arguments,1);for(var [c,d]of this)a.call(b,d,c,this)}
set(...a){x('set',arguments,2);var b=[],c=!0;a=f(...a);this.#d.forEach(d=>{d[0]===a[0]?c&&(c=!b.push(a)):b.push(d)});c&&b.push(a);this.#d=b}
*entries(){yield*this.#d}
*keys(){for(var[a]of this)yield a}
*values(){for(var[,a]of this)yield a}}

/** @param {FormData} F */
function formDataToBlob (F,B=fetch_blob__WEBPACK_IMPORTED_MODULE_0__/* ["default"] */ .A){
var b=`${r()}${r()}`.replace(/\./g, '').slice(-28).padStart(32, '-'),c=[],p=`--${b}\r\nContent-Disposition: form-data; name="`
F.forEach((v,n)=>typeof v=='string'
?c.push(p+e(n)+`"\r\n\r\n${v.replace(/\r(?!\n)|(?<!\r)\n/g, '\r\n')}\r\n`)
:c.push(p+e(n)+`"; filename="${e(v.name, 1)}"\r\nContent-Type: ${v.type||"application/octet-stream"}\r\n\r\n`, v, '\r\n'))
c.push(`--${b}--`)
return new B(c,{type:"multipart/form-data; boundary="+b})}


/***/ }),

/***/ 816:
/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {

"use strict";
// ESM COMPAT FLAG
__webpack_require__.r(__webpack_exports__);

// EXPORTS
__webpack_require__.d(__webpack_exports__, {
  AbortError: () => (/* reexport */ AbortError),
  Blob: () => (/* reexport */ from/* Blob */.YQ),
  FetchError: () => (/* reexport */ FetchError),
  File: () => (/* reexport */ from/* File */.ZH),
  FormData: () => (/* reexport */ esm_min/* FormData */.fS),
  Headers: () => (/* reexport */ Headers),
  Request: () => (/* reexport */ Request),
  Response: () => (/* reexport */ Response),
  blobFrom: () => (/* reexport */ from/* blobFrom */.k4),
  blobFromSync: () => (/* reexport */ from/* blobFromSync */.F8),
  "default": () => (/* binding */ fetch),
  fileFrom: () => (/* reexport */ from/* fileFrom */.NX),
  fileFromSync: () => (/* reexport */ from/* fileFromSync */._M),
  isRedirect: () => (/* reexport */ isRedirect)
});

// EXTERNAL MODULE: external "node:http"
var external_node_http_ = __webpack_require__(7067);
// EXTERNAL MODULE: external "node:https"
var external_node_https_ = __webpack_require__(4708);
// EXTERNAL MODULE: external "node:zlib"
var external_node_zlib_ = __webpack_require__(8522);
// EXTERNAL MODULE: external "node:stream"
var external_node_stream_ = __webpack_require__(7075);
// EXTERNAL MODULE: external "node:buffer"
var external_node_buffer_ = __webpack_require__(4573);
;// CONCATENATED MODULE: ./node_modules/data-uri-to-buffer/dist/index.js
/**
 * Returns a `Buffer` instance from the given data URI `uri`.
 *
 * @param {String} uri Data URI to turn into a Buffer instance
 * @returns {Buffer} Buffer instance from Data URI
 * @api public
 */
function dataUriToBuffer(uri) {
    if (!/^data:/i.test(uri)) {
        throw new TypeError('`uri` does not appear to be a Data URI (must begin with "data:")');
    }
    // strip newlines
    uri = uri.replace(/\r?\n/g, '');
    // split the URI up into the "metadata" and the "data" portions
    const firstComma = uri.indexOf(',');
    if (firstComma === -1 || firstComma <= 4) {
        throw new TypeError('malformed data: URI');
    }
    // remove the "data:" scheme and parse the metadata
    const meta = uri.substring(5, firstComma).split(';');
    let charset = '';
    let base64 = false;
    const type = meta[0] || 'text/plain';
    let typeFull = type;
    for (let i = 1; i < meta.length; i++) {
        if (meta[i] === 'base64') {
            base64 = true;
        }
        else if (meta[i]) {
            typeFull += `;${meta[i]}`;
            if (meta[i].indexOf('charset=') === 0) {
                charset = meta[i].substring(8);
            }
        }
    }
    // defaults to US-ASCII only if type is not provided
    if (!meta[0] && !charset.length) {
        typeFull += ';charset=US-ASCII';
        charset = 'US-ASCII';
    }
    // get the encoded data portion and decode URI-encoded chars
    const encoding = base64 ? 'base64' : 'ascii';
    const data = unescape(uri.substring(firstComma + 1));
    const buffer = Buffer.from(data, encoding);
    // set `.type` and `.typeFull` properties to MIME type
    buffer.type = type;
    buffer.typeFull = typeFull;
    // set the `.charset` property
    buffer.charset = charset;
    return buffer;
}
/* harmony default export */ const dist = (dataUriToBuffer);
//# sourceMappingURL=index.js.map
// EXTERNAL MODULE: external "node:util"
var external_node_util_ = __webpack_require__(7975);
// EXTERNAL MODULE: ./node_modules/fetch-blob/index.js
var fetch_blob = __webpack_require__(6327);
// EXTERNAL MODULE: ./node_modules/formdata-polyfill/esm.min.js
var esm_min = __webpack_require__(3018);
;// CONCATENATED MODULE: ./node_modules/node-fetch/src/errors/base.js
class FetchBaseError extends Error {
	constructor(message, type) {
		super(message);
		// Hide custom error implementation details from end-users
		Error.captureStackTrace(this, this.constructor);

		this.type = type;
	}

	get name() {
		return this.constructor.name;
	}

	get [Symbol.toStringTag]() {
		return this.constructor.name;
	}
}

;// CONCATENATED MODULE: ./node_modules/node-fetch/src/errors/fetch-error.js



/**
 * @typedef {{ address?: string, code: string, dest?: string, errno: number, info?: object, message: string, path?: string, port?: number, syscall: string}} SystemError
*/

/**
 * FetchError interface for operational errors
 */
class FetchError extends FetchBaseError {
	/**
	 * @param  {string} message -      Error message for human
	 * @param  {string} [type] -        Error type for machine
	 * @param  {SystemError} [systemError] - For Node.js system error
	 */
	constructor(message, type, systemError) {
		super(message, type);
		// When err.type is `system`, err.erroredSysCall contains system error and err.code contains system error code
		if (systemError) {
			// eslint-disable-next-line no-multi-assign
			this.code = this.errno = systemError.code;
			this.erroredSysCall = systemError.syscall;
		}
	}
}

;// CONCATENATED MODULE: ./node_modules/node-fetch/src/utils/is.js
/**
 * Is.js
 *
 * Object type checks.
 */

const NAME = Symbol.toStringTag;

/**
 * Check if `obj` is a URLSearchParams object
 * ref: https://github.com/node-fetch/node-fetch/issues/296#issuecomment-307598143
 * @param {*} object - Object to check for
 * @return {boolean}
 */
const isURLSearchParameters = object => {
	return (
		typeof object === 'object' &&
		typeof object.append === 'function' &&
		typeof object.delete === 'function' &&
		typeof object.get === 'function' &&
		typeof object.getAll === 'function' &&
		typeof object.has === 'function' &&
		typeof object.set === 'function' &&
		typeof object.sort === 'function' &&
		object[NAME] === 'URLSearchParams'
	);
};

/**
 * Check if `object` is a W3C `Blob` object (which `File` inherits from)
 * @param {*} object - Object to check for
 * @return {boolean}
 */
const isBlob = object => {
	return (
		object &&
		typeof object === 'object' &&
		typeof object.arrayBuffer === 'function' &&
		typeof object.type === 'string' &&
		typeof object.stream === 'function' &&
		typeof object.constructor === 'function' &&
		/^(Blob|File)$/.test(object[NAME])
	);
};

/**
 * Check if `obj` is an instance of AbortSignal.
 * @param {*} object - Object to check for
 * @return {boolean}
 */
const isAbortSignal = object => {
	return (
		typeof object === 'object' && (
			object[NAME] === 'AbortSignal' ||
			object[NAME] === 'EventTarget'
		)
	);
};

/**
 * isDomainOrSubdomain reports whether sub is a subdomain (or exact match) of
 * the parent domain.
 *
 * Both domains must already be in canonical form.
 * @param {string|URL} original
 * @param {string|URL} destination
 */
const isDomainOrSubdomain = (destination, original) => {
	const orig = new URL(original).hostname;
	const dest = new URL(destination).hostname;

	return orig === dest || orig.endsWith(`.${dest}`);
};

/**
 * isSameProtocol reports whether the two provided URLs use the same protocol.
 *
 * Both domains must already be in canonical form.
 * @param {string|URL} original
 * @param {string|URL} destination
 */
const isSameProtocol = (destination, original) => {
	const orig = new URL(original).protocol;
	const dest = new URL(destination).protocol;

	return orig === dest;
};

;// CONCATENATED MODULE: ./node_modules/node-fetch/src/body.js

/**
 * Body.js
 *
 * Body interface provides common methods for Request and Response
 */












const pipeline = (0,external_node_util_.promisify)(external_node_stream_.pipeline);
const INTERNALS = Symbol('Body internals');

/**
 * Body mixin
 *
 * Ref: https://fetch.spec.whatwg.org/#body
 *
 * @param   Stream  body  Readable stream
 * @param   Object  opts  Response options
 * @return  Void
 */
class Body {
	constructor(body, {
		size = 0
	} = {}) {
		let boundary = null;

		if (body === null) {
			// Body is undefined or null
			body = null;
		} else if (isURLSearchParameters(body)) {
			// Body is a URLSearchParams
			body = external_node_buffer_.Buffer.from(body.toString());
		} else if (isBlob(body)) {
			// Body is blob
		} else if (external_node_buffer_.Buffer.isBuffer(body)) {
			// Body is Buffer
		} else if (external_node_util_.types.isAnyArrayBuffer(body)) {
			// Body is ArrayBuffer
			body = external_node_buffer_.Buffer.from(body);
		} else if (ArrayBuffer.isView(body)) {
			// Body is ArrayBufferView
			body = external_node_buffer_.Buffer.from(body.buffer, body.byteOffset, body.byteLength);
		} else if (body instanceof external_node_stream_) {
			// Body is stream
		} else if (body instanceof esm_min/* FormData */.fS) {
			// Body is FormData
			body = (0,esm_min/* formDataToBlob */.$n)(body);
			boundary = body.type.split('=')[1];
		} else {
			// None of the above
			// coerce to string then buffer
			body = external_node_buffer_.Buffer.from(String(body));
		}

		let stream = body;

		if (external_node_buffer_.Buffer.isBuffer(body)) {
			stream = external_node_stream_.Readable.from(body);
		} else if (isBlob(body)) {
			stream = external_node_stream_.Readable.from(body.stream());
		}

		this[INTERNALS] = {
			body,
			stream,
			boundary,
			disturbed: false,
			error: null
		};
		this.size = size;

		if (body instanceof external_node_stream_) {
			body.on('error', error_ => {
				const error = error_ instanceof FetchBaseError ?
					error_ :
					new FetchError(`Invalid response body while trying to fetch ${this.url}: ${error_.message}`, 'system', error_);
				this[INTERNALS].error = error;
			});
		}
	}

	get body() {
		return this[INTERNALS].stream;
	}

	get bodyUsed() {
		return this[INTERNALS].disturbed;
	}

	/**
	 * Decode response as ArrayBuffer
	 *
	 * @return  Promise
	 */
	async arrayBuffer() {
		const {buffer, byteOffset, byteLength} = await consumeBody(this);
		return buffer.slice(byteOffset, byteOffset + byteLength);
	}

	async formData() {
		const ct = this.headers.get('content-type');

		if (ct.startsWith('application/x-www-form-urlencoded')) {
			const formData = new esm_min/* FormData */.fS();
			const parameters = new URLSearchParams(await this.text());

			for (const [name, value] of parameters) {
				formData.append(name, value);
			}

			return formData;
		}

		const {toFormData} = await __webpack_require__.e(/* import() */ 101).then(__webpack_require__.bind(__webpack_require__, 9101));
		return toFormData(this.body, ct);
	}

	/**
	 * Return raw response as Blob
	 *
	 * @return Promise
	 */
	async blob() {
		const ct = (this.headers && this.headers.get('content-type')) || (this[INTERNALS].body && this[INTERNALS].body.type) || '';
		const buf = await this.arrayBuffer();

		return new fetch_blob/* default */.A([buf], {
			type: ct
		});
	}

	/**
	 * Decode response as json
	 *
	 * @return  Promise
	 */
	async json() {
		const text = await this.text();
		return JSON.parse(text);
	}

	/**
	 * Decode response as text
	 *
	 * @return  Promise
	 */
	async text() {
		const buffer = await consumeBody(this);
		return new TextDecoder().decode(buffer);
	}

	/**
	 * Decode response as buffer (non-spec api)
	 *
	 * @return  Promise
	 */
	buffer() {
		return consumeBody(this);
	}
}

Body.prototype.buffer = (0,external_node_util_.deprecate)(Body.prototype.buffer, 'Please use \'response.arrayBuffer()\' instead of \'response.buffer()\'', 'node-fetch#buffer');

// In browsers, all properties are enumerable.
Object.defineProperties(Body.prototype, {
	body: {enumerable: true},
	bodyUsed: {enumerable: true},
	arrayBuffer: {enumerable: true},
	blob: {enumerable: true},
	json: {enumerable: true},
	text: {enumerable: true},
	data: {get: (0,external_node_util_.deprecate)(() => {},
		'data doesn\'t exist, use json(), text(), arrayBuffer(), or body instead',
		'https://github.com/node-fetch/node-fetch/issues/1000 (response)')}
});

/**
 * Consume and convert an entire Body to a Buffer.
 *
 * Ref: https://fetch.spec.whatwg.org/#concept-body-consume-body
 *
 * @return Promise
 */
async function consumeBody(data) {
	if (data[INTERNALS].disturbed) {
		throw new TypeError(`body used already for: ${data.url}`);
	}

	data[INTERNALS].disturbed = true;

	if (data[INTERNALS].error) {
		throw data[INTERNALS].error;
	}

	const {body} = data;

	// Body is null
	if (body === null) {
		return external_node_buffer_.Buffer.alloc(0);
	}

	/* c8 ignore next 3 */
	if (!(body instanceof external_node_stream_)) {
		return external_node_buffer_.Buffer.alloc(0);
	}

	// Body is stream
	// get ready to actually consume the body
	const accum = [];
	let accumBytes = 0;

	try {
		for await (const chunk of body) {
			if (data.size > 0 && accumBytes + chunk.length > data.size) {
				const error = new FetchError(`content size at ${data.url} over limit: ${data.size}`, 'max-size');
				body.destroy(error);
				throw error;
			}

			accumBytes += chunk.length;
			accum.push(chunk);
		}
	} catch (error) {
		const error_ = error instanceof FetchBaseError ? error : new FetchError(`Invalid response body while trying to fetch ${data.url}: ${error.message}`, 'system', error);
		throw error_;
	}

	if (body.readableEnded === true || body._readableState.ended === true) {
		try {
			if (accum.every(c => typeof c === 'string')) {
				return external_node_buffer_.Buffer.from(accum.join(''));
			}

			return external_node_buffer_.Buffer.concat(accum, accumBytes);
		} catch (error) {
			throw new FetchError(`Could not create Buffer from response body for ${data.url}: ${error.message}`, 'system', error);
		}
	} else {
		throw new FetchError(`Premature close of server response while trying to fetch ${data.url}`);
	}
}

/**
 * Clone body given Res/Req instance
 *
 * @param   Mixed   instance       Response or Request instance
 * @param   String  highWaterMark  highWaterMark for both PassThrough body streams
 * @return  Mixed
 */
const clone = (instance, highWaterMark) => {
	let p1;
	let p2;
	let {body} = instance[INTERNALS];

	// Don't allow cloning a used body
	if (instance.bodyUsed) {
		throw new Error('cannot clone body after it is used');
	}

	// Check that body is a stream and not form-data object
	// note: we can't clone the form-data object without having it as a dependency
	if ((body instanceof external_node_stream_) && (typeof body.getBoundary !== 'function')) {
		// Tee instance body
		p1 = new external_node_stream_.PassThrough({highWaterMark});
		p2 = new external_node_stream_.PassThrough({highWaterMark});
		body.pipe(p1);
		body.pipe(p2);
		// Set instance body to teed body and return the other teed body
		instance[INTERNALS].stream = p1;
		body = p2;
	}

	return body;
};

const getNonSpecFormDataBoundary = (0,external_node_util_.deprecate)(
	body => body.getBoundary(),
	'form-data doesn\'t follow the spec and requires special treatment. Use alternative package',
	'https://github.com/node-fetch/node-fetch/issues/1167'
);

/**
 * Performs the operation "extract a `Content-Type` value from |object|" as
 * specified in the specification:
 * https://fetch.spec.whatwg.org/#concept-bodyinit-extract
 *
 * This function assumes that instance.body is present.
 *
 * @param {any} body Any options.body input
 * @returns {string | null}
 */
const extractContentType = (body, request) => {
	// Body is null or undefined
	if (body === null) {
		return null;
	}

	// Body is string
	if (typeof body === 'string') {
		return 'text/plain;charset=UTF-8';
	}

	// Body is a URLSearchParams
	if (isURLSearchParameters(body)) {
		return 'application/x-www-form-urlencoded;charset=UTF-8';
	}

	// Body is blob
	if (isBlob(body)) {
		return body.type || null;
	}

	// Body is a Buffer (Buffer, ArrayBuffer or ArrayBufferView)
	if (external_node_buffer_.Buffer.isBuffer(body) || external_node_util_.types.isAnyArrayBuffer(body) || ArrayBuffer.isView(body)) {
		return null;
	}

	if (body instanceof esm_min/* FormData */.fS) {
		return `multipart/form-data; boundary=${request[INTERNALS].boundary}`;
	}

	// Detect form data input from form-data module
	if (body && typeof body.getBoundary === 'function') {
		return `multipart/form-data;boundary=${getNonSpecFormDataBoundary(body)}`;
	}

	// Body is stream - can't really do much about this
	if (body instanceof external_node_stream_) {
		return null;
	}

	// Body constructor defaults other things to string
	return 'text/plain;charset=UTF-8';
};

/**
 * The Fetch Standard treats this as if "total bytes" is a property on the body.
 * For us, we have to explicitly get it with a function.
 *
 * ref: https://fetch.spec.whatwg.org/#concept-body-total-bytes
 *
 * @param {any} obj.body Body object from the Body instance.
 * @returns {number | null}
 */
const getTotalBytes = request => {
	const {body} = request[INTERNALS];

	// Body is null or undefined
	if (body === null) {
		return 0;
	}

	// Body is Blob
	if (isBlob(body)) {
		return body.size;
	}

	// Body is Buffer
	if (external_node_buffer_.Buffer.isBuffer(body)) {
		return body.length;
	}

	// Detect form data input from form-data module
	if (body && typeof body.getLengthSync === 'function') {
		return body.hasKnownLength && body.hasKnownLength() ? body.getLengthSync() : null;
	}

	// Body is stream
	return null;
};

/**
 * Write a Body to a Node.js WritableStream (e.g. http.Request) object.
 *
 * @param {Stream.Writable} dest The stream to write to.
 * @param obj.body Body object from the Body instance.
 * @returns {Promise<void>}
 */
const writeToStream = async (dest, {body}) => {
	if (body === null) {
		// Body is null
		dest.end();
	} else {
		// Body is stream
		await pipeline(body, dest);
	}
};

;// CONCATENATED MODULE: ./node_modules/node-fetch/src/headers.js
/**
 * Headers.js
 *
 * Headers class offers convenient helpers
 */




/* c8 ignore next 9 */
const validateHeaderName = typeof external_node_http_.validateHeaderName === 'function' ?
	external_node_http_.validateHeaderName :
	name => {
		if (!/^[\^`\-\w!#$%&'*+.|~]+$/.test(name)) {
			const error = new TypeError(`Header name must be a valid HTTP token [${name}]`);
			Object.defineProperty(error, 'code', {value: 'ERR_INVALID_HTTP_TOKEN'});
			throw error;
		}
	};

/* c8 ignore next 9 */
const validateHeaderValue = typeof external_node_http_.validateHeaderValue === 'function' ?
	external_node_http_.validateHeaderValue :
	(name, value) => {
		if (/[^\t\u0020-\u007E\u0080-\u00FF]/.test(value)) {
			const error = new TypeError(`Invalid character in header content ["${name}"]`);
			Object.defineProperty(error, 'code', {value: 'ERR_INVALID_CHAR'});
			throw error;
		}
	};

/**
 * @typedef {Headers | Record<string, string> | Iterable<readonly [string, string]> | Iterable<Iterable<string>>} HeadersInit
 */

/**
 * This Fetch API interface allows you to perform various actions on HTTP request and response headers.
 * These actions include retrieving, setting, adding to, and removing.
 * A Headers object has an associated header list, which is initially empty and consists of zero or more name and value pairs.
 * You can add to this using methods like append() (see Examples.)
 * In all methods of this interface, header names are matched by case-insensitive byte sequence.
 *
 */
class Headers extends URLSearchParams {
	/**
	 * Headers class
	 *
	 * @constructor
	 * @param {HeadersInit} [init] - Response headers
	 */
	constructor(init) {
		// Validate and normalize init object in [name, value(s)][]
		/** @type {string[][]} */
		let result = [];
		if (init instanceof Headers) {
			const raw = init.raw();
			for (const [name, values] of Object.entries(raw)) {
				result.push(...values.map(value => [name, value]));
			}
		} else if (init == null) { // eslint-disable-line no-eq-null, eqeqeq
			// No op
		} else if (typeof init === 'object' && !external_node_util_.types.isBoxedPrimitive(init)) {
			const method = init[Symbol.iterator];
			// eslint-disable-next-line no-eq-null, eqeqeq
			if (method == null) {
				// Record<ByteString, ByteString>
				result.push(...Object.entries(init));
			} else {
				if (typeof method !== 'function') {
					throw new TypeError('Header pairs must be iterable');
				}

				// Sequence<sequence<ByteString>>
				// Note: per spec we have to first exhaust the lists then process them
				result = [...init]
					.map(pair => {
						if (
							typeof pair !== 'object' || external_node_util_.types.isBoxedPrimitive(pair)
						) {
							throw new TypeError('Each header pair must be an iterable object');
						}

						return [...pair];
					}).map(pair => {
						if (pair.length !== 2) {
							throw new TypeError('Each header pair must be a name/value tuple');
						}

						return [...pair];
					});
			}
		} else {
			throw new TypeError('Failed to construct \'Headers\': The provided value is not of type \'(sequence<sequence<ByteString>> or record<ByteString, ByteString>)');
		}

		// Validate and lowercase
		result =
			result.length > 0 ?
				result.map(([name, value]) => {
					validateHeaderName(name);
					validateHeaderValue(name, String(value));
					return [String(name).toLowerCase(), String(value)];
				}) :
				undefined;

		super(result);

		// Returning a Proxy that will lowercase key names, validate parameters and sort keys
		// eslint-disable-next-line no-constructor-return
		return new Proxy(this, {
			get(target, p, receiver) {
				switch (p) {
					case 'append':
					case 'set':
						return (name, value) => {
							validateHeaderName(name);
							validateHeaderValue(name, String(value));
							return URLSearchParams.prototype[p].call(
								target,
								String(name).toLowerCase(),
								String(value)
							);
						};

					case 'delete':
					case 'has':
					case 'getAll':
						return name => {
							validateHeaderName(name);
							return URLSearchParams.prototype[p].call(
								target,
								String(name).toLowerCase()
							);
						};

					case 'keys':
						return () => {
							target.sort();
							return new Set(URLSearchParams.prototype.keys.call(target)).keys();
						};

					default:
						return Reflect.get(target, p, receiver);
				}
			}
		});
		/* c8 ignore next */
	}

	get [Symbol.toStringTag]() {
		return this.constructor.name;
	}

	toString() {
		return Object.prototype.toString.call(this);
	}

	get(name) {
		const values = this.getAll(name);
		if (values.length === 0) {
			return null;
		}

		let value = values.join(', ');
		if (/^content-encoding$/i.test(name)) {
			value = value.toLowerCase();
		}

		return value;
	}

	forEach(callback, thisArg = undefined) {
		for (const name of this.keys()) {
			Reflect.apply(callback, thisArg, [this.get(name), name, this]);
		}
	}

	* values() {
		for (const name of this.keys()) {
			yield this.get(name);
		}
	}

	/**
	 * @type {() => IterableIterator<[string, string]>}
	 */
	* entries() {
		for (const name of this.keys()) {
			yield [name, this.get(name)];
		}
	}

	[Symbol.iterator]() {
		return this.entries();
	}

	/**
	 * Node-fetch non-spec method
	 * returning all headers and their values as array
	 * @returns {Record<string, string[]>}
	 */
	raw() {
		return [...this.keys()].reduce((result, key) => {
			result[key] = this.getAll(key);
			return result;
		}, {});
	}

	/**
	 * For better console.log(headers) and also to convert Headers into Node.js Request compatible format
	 */
	[Symbol.for('nodejs.util.inspect.custom')]() {
		return [...this.keys()].reduce((result, key) => {
			const values = this.getAll(key);
			// Http.request() only supports string as Host header.
			// This hack makes specifying custom Host header possible.
			if (key === 'host') {
				result[key] = values[0];
			} else {
				result[key] = values.length > 1 ? values : values[0];
			}

			return result;
		}, {});
	}
}

/**
 * Re-shaping object for Web IDL tests
 * Only need to do it for overridden methods
 */
Object.defineProperties(
	Headers.prototype,
	['get', 'entries', 'forEach', 'values'].reduce((result, property) => {
		result[property] = {enumerable: true};
		return result;
	}, {})
);

/**
 * Create a Headers object from an http.IncomingMessage.rawHeaders, ignoring those that do
 * not conform to HTTP grammar productions.
 * @param {import('http').IncomingMessage['rawHeaders']} headers
 */
function fromRawHeaders(headers = []) {
	return new Headers(
		headers
			// Split into pairs
			.reduce((result, value, index, array) => {
				if (index % 2 === 0) {
					result.push(array.slice(index, index + 2));
				}

				return result;
			}, [])
			.filter(([name, value]) => {
				try {
					validateHeaderName(name);
					validateHeaderValue(name, String(value));
					return true;
				} catch {
					return false;
				}
			})

	);
}

;// CONCATENATED MODULE: ./node_modules/node-fetch/src/utils/is-redirect.js
const redirectStatus = new Set([301, 302, 303, 307, 308]);

/**
 * Redirect code matching
 *
 * @param {number} code - Status code
 * @return {boolean}
 */
const isRedirect = code => {
	return redirectStatus.has(code);
};

;// CONCATENATED MODULE: ./node_modules/node-fetch/src/response.js
/**
 * Response.js
 *
 * Response class provides content decoding
 */





const response_INTERNALS = Symbol('Response internals');

/**
 * Response class
 *
 * Ref: https://fetch.spec.whatwg.org/#response-class
 *
 * @param   Stream  body  Readable stream
 * @param   Object  opts  Response options
 * @return  Void
 */
class Response extends Body {
	constructor(body = null, options = {}) {
		super(body, options);

		// eslint-disable-next-line no-eq-null, eqeqeq, no-negated-condition
		const status = options.status != null ? options.status : 200;

		const headers = new Headers(options.headers);

		if (body !== null && !headers.has('Content-Type')) {
			const contentType = extractContentType(body, this);
			if (contentType) {
				headers.append('Content-Type', contentType);
			}
		}

		this[response_INTERNALS] = {
			type: 'default',
			url: options.url,
			status,
			statusText: options.statusText || '',
			headers,
			counter: options.counter,
			highWaterMark: options.highWaterMark
		};
	}

	get type() {
		return this[response_INTERNALS].type;
	}

	get url() {
		return this[response_INTERNALS].url || '';
	}

	get status() {
		return this[response_INTERNALS].status;
	}

	/**
	 * Convenience property representing if the request ended normally
	 */
	get ok() {
		return this[response_INTERNALS].status >= 200 && this[response_INTERNALS].status < 300;
	}

	get redirected() {
		return this[response_INTERNALS].counter > 0;
	}

	get statusText() {
		return this[response_INTERNALS].statusText;
	}

	get headers() {
		return this[response_INTERNALS].headers;
	}

	get highWaterMark() {
		return this[response_INTERNALS].highWaterMark;
	}

	/**
	 * Clone this response
	 *
	 * @return  Response
	 */
	clone() {
		return new Response(clone(this, this.highWaterMark), {
			type: this.type,
			url: this.url,
			status: this.status,
			statusText: this.statusText,
			headers: this.headers,
			ok: this.ok,
			redirected: this.redirected,
			size: this.size,
			highWaterMark: this.highWaterMark
		});
	}

	/**
	 * @param {string} url    The URL that the new response is to originate from.
	 * @param {number} status An optional status code for the response (e.g., 302.)
	 * @returns {Response}    A Response object.
	 */
	static redirect(url, status = 302) {
		if (!isRedirect(status)) {
			throw new RangeError('Failed to execute "redirect" on "response": Invalid status code');
		}

		return new Response(null, {
			headers: {
				location: new URL(url).toString()
			},
			status
		});
	}

	static error() {
		const response = new Response(null, {status: 0, statusText: ''});
		response[response_INTERNALS].type = 'error';
		return response;
	}

	static json(data = undefined, init = {}) {
		const body = JSON.stringify(data);

		if (body === undefined) {
			throw new TypeError('data is not JSON serializable');
		}

		const headers = new Headers(init && init.headers);

		if (!headers.has('content-type')) {
			headers.set('content-type', 'application/json');
		}

		return new Response(body, {
			...init,
			headers
		});
	}

	get [Symbol.toStringTag]() {
		return 'Response';
	}
}

Object.defineProperties(Response.prototype, {
	type: {enumerable: true},
	url: {enumerable: true},
	status: {enumerable: true},
	ok: {enumerable: true},
	redirected: {enumerable: true},
	statusText: {enumerable: true},
	headers: {enumerable: true},
	clone: {enumerable: true}
});

// EXTERNAL MODULE: external "node:url"
var external_node_url_ = __webpack_require__(3136);
;// CONCATENATED MODULE: ./node_modules/node-fetch/src/utils/get-search.js
const getSearch = parsedURL => {
	if (parsedURL.search) {
		return parsedURL.search;
	}

	const lastOffset = parsedURL.href.length - 1;
	const hash = parsedURL.hash || (parsedURL.href[lastOffset] === '#' ? '#' : '');
	return parsedURL.href[lastOffset - hash.length] === '?' ? '?' : '';
};

// EXTERNAL MODULE: external "node:net"
var external_node_net_ = __webpack_require__(7030);
;// CONCATENATED MODULE: ./node_modules/node-fetch/src/utils/referrer.js


/**
 * @external URL
 * @see {@link https://developer.mozilla.org/en-US/docs/Web/API/URL|URL}
 */

/**
 * @module utils/referrer
 * @private
 */

/**
 * @see {@link https://w3c.github.io/webappsec-referrer-policy/#strip-url|Referrer Policy §8.4. Strip url for use as a referrer}
 * @param {string} URL
 * @param {boolean} [originOnly=false]
 */
function stripURLForUseAsAReferrer(url, originOnly = false) {
	// 1. If url is null, return no referrer.
	if (url == null) { // eslint-disable-line no-eq-null, eqeqeq
		return 'no-referrer';
	}

	url = new URL(url);

	// 2. If url's scheme is a local scheme, then return no referrer.
	if (/^(about|blob|data):$/.test(url.protocol)) {
		return 'no-referrer';
	}

	// 3. Set url's username to the empty string.
	url.username = '';

	// 4. Set url's password to null.
	// Note: `null` appears to be a mistake as this actually results in the password being `"null"`.
	url.password = '';

	// 5. Set url's fragment to null.
	// Note: `null` appears to be a mistake as this actually results in the fragment being `"#null"`.
	url.hash = '';

	// 6. If the origin-only flag is true, then:
	if (originOnly) {
		// 6.1. Set url's path to null.
		// Note: `null` appears to be a mistake as this actually results in the path being `"/null"`.
		url.pathname = '';

		// 6.2. Set url's query to null.
		// Note: `null` appears to be a mistake as this actually results in the query being `"?null"`.
		url.search = '';
	}

	// 7. Return url.
	return url;
}

/**
 * @see {@link https://w3c.github.io/webappsec-referrer-policy/#enumdef-referrerpolicy|enum ReferrerPolicy}
 */
const ReferrerPolicy = new Set([
	'',
	'no-referrer',
	'no-referrer-when-downgrade',
	'same-origin',
	'origin',
	'strict-origin',
	'origin-when-cross-origin',
	'strict-origin-when-cross-origin',
	'unsafe-url'
]);

/**
 * @see {@link https://w3c.github.io/webappsec-referrer-policy/#default-referrer-policy|default referrer policy}
 */
const DEFAULT_REFERRER_POLICY = 'strict-origin-when-cross-origin';

/**
 * @see {@link https://w3c.github.io/webappsec-referrer-policy/#referrer-policies|Referrer Policy §3. Referrer Policies}
 * @param {string} referrerPolicy
 * @returns {string} referrerPolicy
 */
function validateReferrerPolicy(referrerPolicy) {
	if (!ReferrerPolicy.has(referrerPolicy)) {
		throw new TypeError(`Invalid referrerPolicy: ${referrerPolicy}`);
	}

	return referrerPolicy;
}

/**
 * @see {@link https://w3c.github.io/webappsec-secure-contexts/#is-origin-trustworthy|Referrer Policy §3.2. Is origin potentially trustworthy?}
 * @param {external:URL} url
 * @returns `true`: "Potentially Trustworthy", `false`: "Not Trustworthy"
 */
function isOriginPotentiallyTrustworthy(url) {
	// 1. If origin is an opaque origin, return "Not Trustworthy".
	// Not applicable

	// 2. Assert: origin is a tuple origin.
	// Not for implementations

	// 3. If origin's scheme is either "https" or "wss", return "Potentially Trustworthy".
	if (/^(http|ws)s:$/.test(url.protocol)) {
		return true;
	}

	// 4. If origin's host component matches one of the CIDR notations 127.0.0.0/8 or ::1/128 [RFC4632], return "Potentially Trustworthy".
	const hostIp = url.host.replace(/(^\[)|(]$)/g, '');
	const hostIPVersion = (0,external_node_net_.isIP)(hostIp);

	if (hostIPVersion === 4 && /^127\./.test(hostIp)) {
		return true;
	}

	if (hostIPVersion === 6 && /^(((0+:){7})|(::(0+:){0,6}))0*1$/.test(hostIp)) {
		return true;
	}

	// 5. If origin's host component is "localhost" or falls within ".localhost", and the user agent conforms to the name resolution rules in [let-localhost-be-localhost], return "Potentially Trustworthy".
	// We are returning FALSE here because we cannot ensure conformance to
	// let-localhost-be-loalhost (https://tools.ietf.org/html/draft-west-let-localhost-be-localhost)
	if (url.host === 'localhost' || url.host.endsWith('.localhost')) {
		return false;
	}

	// 6. If origin's scheme component is file, return "Potentially Trustworthy".
	if (url.protocol === 'file:') {
		return true;
	}

	// 7. If origin's scheme component is one which the user agent considers to be authenticated, return "Potentially Trustworthy".
	// Not supported

	// 8. If origin has been configured as a trustworthy origin, return "Potentially Trustworthy".
	// Not supported

	// 9. Return "Not Trustworthy".
	return false;
}

/**
 * @see {@link https://w3c.github.io/webappsec-secure-contexts/#is-url-trustworthy|Referrer Policy §3.3. Is url potentially trustworthy?}
 * @param {external:URL} url
 * @returns `true`: "Potentially Trustworthy", `false`: "Not Trustworthy"
 */
function isUrlPotentiallyTrustworthy(url) {
	// 1. If url is "about:blank" or "about:srcdoc", return "Potentially Trustworthy".
	if (/^about:(blank|srcdoc)$/.test(url)) {
		return true;
	}

	// 2. If url's scheme is "data", return "Potentially Trustworthy".
	if (url.protocol === 'data:') {
		return true;
	}

	// Note: The origin of blob: and filesystem: URLs is the origin of the context in which they were
	// created. Therefore, blobs created in a trustworthy origin will themselves be potentially
	// trustworthy.
	if (/^(blob|filesystem):$/.test(url.protocol)) {
		return true;
	}

	// 3. Return the result of executing §3.2 Is origin potentially trustworthy? on url's origin.
	return isOriginPotentiallyTrustworthy(url);
}

/**
 * Modifies the referrerURL to enforce any extra security policy considerations.
 * @see {@link https://w3c.github.io/webappsec-referrer-policy/#determine-requests-referrer|Referrer Policy §8.3. Determine request's Referrer}, step 7
 * @callback module:utils/referrer~referrerURLCallback
 * @param {external:URL} referrerURL
 * @returns {external:URL} modified referrerURL
 */

/**
 * Modifies the referrerOrigin to enforce any extra security policy considerations.
 * @see {@link https://w3c.github.io/webappsec-referrer-policy/#determine-requests-referrer|Referrer Policy §8.3. Determine request's Referrer}, step 7
 * @callback module:utils/referrer~referrerOriginCallback
 * @param {external:URL} referrerOrigin
 * @returns {external:URL} modified referrerOrigin
 */

/**
 * @see {@link https://w3c.github.io/webappsec-referrer-policy/#determine-requests-referrer|Referrer Policy §8.3. Determine request's Referrer}
 * @param {Request} request
 * @param {object} o
 * @param {module:utils/referrer~referrerURLCallback} o.referrerURLCallback
 * @param {module:utils/referrer~referrerOriginCallback} o.referrerOriginCallback
 * @returns {external:URL} Request's referrer
 */
function determineRequestsReferrer(request, {referrerURLCallback, referrerOriginCallback} = {}) {
	// There are 2 notes in the specification about invalid pre-conditions.  We return null, here, for
	// these cases:
	// > Note: If request's referrer is "no-referrer", Fetch will not call into this algorithm.
	// > Note: If request's referrer policy is the empty string, Fetch will not call into this
	// > algorithm.
	if (request.referrer === 'no-referrer' || request.referrerPolicy === '') {
		return null;
	}

	// 1. Let policy be request's associated referrer policy.
	const policy = request.referrerPolicy;

	// 2. Let environment be request's client.
	// not applicable to node.js

	// 3. Switch on request's referrer:
	if (request.referrer === 'about:client') {
		return 'no-referrer';
	}

	// "a URL": Let referrerSource be request's referrer.
	const referrerSource = request.referrer;

	// 4. Let request's referrerURL be the result of stripping referrerSource for use as a referrer.
	let referrerURL = stripURLForUseAsAReferrer(referrerSource);

	// 5. Let referrerOrigin be the result of stripping referrerSource for use as a referrer, with the
	//    origin-only flag set to true.
	let referrerOrigin = stripURLForUseAsAReferrer(referrerSource, true);

	// 6. If the result of serializing referrerURL is a string whose length is greater than 4096, set
	//    referrerURL to referrerOrigin.
	if (referrerURL.toString().length > 4096) {
		referrerURL = referrerOrigin;
	}

	// 7. The user agent MAY alter referrerURL or referrerOrigin at this point to enforce arbitrary
	//    policy considerations in the interests of minimizing data leakage. For example, the user
	//    agent could strip the URL down to an origin, modify its host, replace it with an empty
	//    string, etc.
	if (referrerURLCallback) {
		referrerURL = referrerURLCallback(referrerURL);
	}

	if (referrerOriginCallback) {
		referrerOrigin = referrerOriginCallback(referrerOrigin);
	}

	// 8.Execute the statements corresponding to the value of policy:
	const currentURL = new URL(request.url);

	switch (policy) {
		case 'no-referrer':
			return 'no-referrer';

		case 'origin':
			return referrerOrigin;

		case 'unsafe-url':
			return referrerURL;

		case 'strict-origin':
			// 1. If referrerURL is a potentially trustworthy URL and request's current URL is not a
			//    potentially trustworthy URL, then return no referrer.
			if (isUrlPotentiallyTrustworthy(referrerURL) && !isUrlPotentiallyTrustworthy(currentURL)) {
				return 'no-referrer';
			}

			// 2. Return referrerOrigin.
			return referrerOrigin.toString();

		case 'strict-origin-when-cross-origin':
			// 1. If the origin of referrerURL and the origin of request's current URL are the same, then
			//    return referrerURL.
			if (referrerURL.origin === currentURL.origin) {
				return referrerURL;
			}

			// 2. If referrerURL is a potentially trustworthy URL and request's current URL is not a
			//    potentially trustworthy URL, then return no referrer.
			if (isUrlPotentiallyTrustworthy(referrerURL) && !isUrlPotentiallyTrustworthy(currentURL)) {
				return 'no-referrer';
			}

			// 3. Return referrerOrigin.
			return referrerOrigin;

		case 'same-origin':
			// 1. If the origin of referrerURL and the origin of request's current URL are the same, then
			//    return referrerURL.
			if (referrerURL.origin === currentURL.origin) {
				return referrerURL;
			}

			// 2. Return no referrer.
			return 'no-referrer';

		case 'origin-when-cross-origin':
			// 1. If the origin of referrerURL and the origin of request's current URL are the same, then
			//    return referrerURL.
			if (referrerURL.origin === currentURL.origin) {
				return referrerURL;
			}

			// Return referrerOrigin.
			return referrerOrigin;

		case 'no-referrer-when-downgrade':
			// 1. If referrerURL is a potentially trustworthy URL and request's current URL is not a
			//    potentially trustworthy URL, then return no referrer.
			if (isUrlPotentiallyTrustworthy(referrerURL) && !isUrlPotentiallyTrustworthy(currentURL)) {
				return 'no-referrer';
			}

			// 2. Return referrerURL.
			return referrerURL;

		default:
			throw new TypeError(`Invalid referrerPolicy: ${policy}`);
	}
}

/**
 * @see {@link https://w3c.github.io/webappsec-referrer-policy/#parse-referrer-policy-from-header|Referrer Policy §8.1. Parse a referrer policy from a Referrer-Policy header}
 * @param {Headers} headers Response headers
 * @returns {string} policy
 */
function parseReferrerPolicyFromHeader(headers) {
	// 1. Let policy-tokens be the result of extracting header list values given `Referrer-Policy`
	//    and response’s header list.
	const policyTokens = (headers.get('referrer-policy') || '').split(/[,\s]+/);

	// 2. Let policy be the empty string.
	let policy = '';

	// 3. For each token in policy-tokens, if token is a referrer policy and token is not the empty
	//    string, then set policy to token.
	// Note: This algorithm loops over multiple policy values to allow deployment of new policy
	// values with fallbacks for older user agents, as described in § 11.1 Unknown Policy Values.
	for (const token of policyTokens) {
		if (token && ReferrerPolicy.has(token)) {
			policy = token;
		}
	}

	// 4. Return policy.
	return policy;
}

;// CONCATENATED MODULE: ./node_modules/node-fetch/src/request.js
/**
 * Request.js
 *
 * Request class contains server only options
 *
 * All spec algorithm step numbers are based on https://fetch.spec.whatwg.org/commit-snapshots/ae716822cb3a61843226cd090eefc6589446c1d2/.
 */









const request_INTERNALS = Symbol('Request internals');

/**
 * Check if `obj` is an instance of Request.
 *
 * @param  {*} object
 * @return {boolean}
 */
const isRequest = object => {
	return (
		typeof object === 'object' &&
		typeof object[request_INTERNALS] === 'object'
	);
};

const doBadDataWarn = (0,external_node_util_.deprecate)(() => {},
	'.data is not a valid RequestInit property, use .body instead',
	'https://github.com/node-fetch/node-fetch/issues/1000 (request)');

/**
 * Request class
 *
 * Ref: https://fetch.spec.whatwg.org/#request-class
 *
 * @param   Mixed   input  Url or Request instance
 * @param   Object  init   Custom options
 * @return  Void
 */
class Request extends Body {
	constructor(input, init = {}) {
		let parsedURL;

		// Normalize input and force URL to be encoded as UTF-8 (https://github.com/node-fetch/node-fetch/issues/245)
		if (isRequest(input)) {
			parsedURL = new URL(input.url);
		} else {
			parsedURL = new URL(input);
			input = {};
		}

		if (parsedURL.username !== '' || parsedURL.password !== '') {
			throw new TypeError(`${parsedURL} is an url with embedded credentials.`);
		}

		let method = init.method || input.method || 'GET';
		if (/^(delete|get|head|options|post|put)$/i.test(method)) {
			method = method.toUpperCase();
		}

		if (!isRequest(init) && 'data' in init) {
			doBadDataWarn();
		}

		// eslint-disable-next-line no-eq-null, eqeqeq
		if ((init.body != null || (isRequest(input) && input.body !== null)) &&
			(method === 'GET' || method === 'HEAD')) {
			throw new TypeError('Request with GET/HEAD method cannot have body');
		}

		const inputBody = init.body ?
			init.body :
			(isRequest(input) && input.body !== null ?
				clone(input) :
				null);

		super(inputBody, {
			size: init.size || input.size || 0
		});

		const headers = new Headers(init.headers || input.headers || {});

		if (inputBody !== null && !headers.has('Content-Type')) {
			const contentType = extractContentType(inputBody, this);
			if (contentType) {
				headers.set('Content-Type', contentType);
			}
		}

		let signal = isRequest(input) ?
			input.signal :
			null;
		if ('signal' in init) {
			signal = init.signal;
		}

		// eslint-disable-next-line no-eq-null, eqeqeq
		if (signal != null && !isAbortSignal(signal)) {
			throw new TypeError('Expected signal to be an instanceof AbortSignal or EventTarget');
		}

		// §5.4, Request constructor steps, step 15.1
		// eslint-disable-next-line no-eq-null, eqeqeq
		let referrer = init.referrer == null ? input.referrer : init.referrer;
		if (referrer === '') {
			// §5.4, Request constructor steps, step 15.2
			referrer = 'no-referrer';
		} else if (referrer) {
			// §5.4, Request constructor steps, step 15.3.1, 15.3.2
			const parsedReferrer = new URL(referrer);
			// §5.4, Request constructor steps, step 15.3.3, 15.3.4
			referrer = /^about:(\/\/)?client$/.test(parsedReferrer) ? 'client' : parsedReferrer;
		} else {
			referrer = undefined;
		}

		this[request_INTERNALS] = {
			method,
			redirect: init.redirect || input.redirect || 'follow',
			headers,
			parsedURL,
			signal,
			referrer
		};

		// Node-fetch-only options
		this.follow = init.follow === undefined ? (input.follow === undefined ? 20 : input.follow) : init.follow;
		this.compress = init.compress === undefined ? (input.compress === undefined ? true : input.compress) : init.compress;
		this.counter = init.counter || input.counter || 0;
		this.agent = init.agent || input.agent;
		this.highWaterMark = init.highWaterMark || input.highWaterMark || 16384;
		this.insecureHTTPParser = init.insecureHTTPParser || input.insecureHTTPParser || false;

		// §5.4, Request constructor steps, step 16.
		// Default is empty string per https://fetch.spec.whatwg.org/#concept-request-referrer-policy
		this.referrerPolicy = init.referrerPolicy || input.referrerPolicy || '';
	}

	/** @returns {string} */
	get method() {
		return this[request_INTERNALS].method;
	}

	/** @returns {string} */
	get url() {
		return (0,external_node_url_.format)(this[request_INTERNALS].parsedURL);
	}

	/** @returns {Headers} */
	get headers() {
		return this[request_INTERNALS].headers;
	}

	get redirect() {
		return this[request_INTERNALS].redirect;
	}

	/** @returns {AbortSignal} */
	get signal() {
		return this[request_INTERNALS].signal;
	}

	// https://fetch.spec.whatwg.org/#dom-request-referrer
	get referrer() {
		if (this[request_INTERNALS].referrer === 'no-referrer') {
			return '';
		}

		if (this[request_INTERNALS].referrer === 'client') {
			return 'about:client';
		}

		if (this[request_INTERNALS].referrer) {
			return this[request_INTERNALS].referrer.toString();
		}

		return undefined;
	}

	get referrerPolicy() {
		return this[request_INTERNALS].referrerPolicy;
	}

	set referrerPolicy(referrerPolicy) {
		this[request_INTERNALS].referrerPolicy = validateReferrerPolicy(referrerPolicy);
	}

	/**
	 * Clone this request
	 *
	 * @return  Request
	 */
	clone() {
		return new Request(this);
	}

	get [Symbol.toStringTag]() {
		return 'Request';
	}
}

Object.defineProperties(Request.prototype, {
	method: {enumerable: true},
	url: {enumerable: true},
	headers: {enumerable: true},
	redirect: {enumerable: true},
	clone: {enumerable: true},
	signal: {enumerable: true},
	referrer: {enumerable: true},
	referrerPolicy: {enumerable: true}
});

/**
 * Convert a Request to Node.js http request options.
 *
 * @param {Request} request - A Request instance
 * @return The options object to be passed to http.request
 */
const getNodeRequestOptions = request => {
	const {parsedURL} = request[request_INTERNALS];
	const headers = new Headers(request[request_INTERNALS].headers);

	// Fetch step 1.3
	if (!headers.has('Accept')) {
		headers.set('Accept', '*/*');
	}

	// HTTP-network-or-cache fetch steps 2.4-2.7
	let contentLengthValue = null;
	if (request.body === null && /^(post|put)$/i.test(request.method)) {
		contentLengthValue = '0';
	}

	if (request.body !== null) {
		const totalBytes = getTotalBytes(request);
		// Set Content-Length if totalBytes is a number (that is not NaN)
		if (typeof totalBytes === 'number' && !Number.isNaN(totalBytes)) {
			contentLengthValue = String(totalBytes);
		}
	}

	if (contentLengthValue) {
		headers.set('Content-Length', contentLengthValue);
	}

	// 4.1. Main fetch, step 2.6
	// > If request's referrer policy is the empty string, then set request's referrer policy to the
	// > default referrer policy.
	if (request.referrerPolicy === '') {
		request.referrerPolicy = DEFAULT_REFERRER_POLICY;
	}

	// 4.1. Main fetch, step 2.7
	// > If request's referrer is not "no-referrer", set request's referrer to the result of invoking
	// > determine request's referrer.
	if (request.referrer && request.referrer !== 'no-referrer') {
		request[request_INTERNALS].referrer = determineRequestsReferrer(request);
	} else {
		request[request_INTERNALS].referrer = 'no-referrer';
	}

	// 4.5. HTTP-network-or-cache fetch, step 6.9
	// > If httpRequest's referrer is a URL, then append `Referer`/httpRequest's referrer, serialized
	// >  and isomorphic encoded, to httpRequest's header list.
	if (request[request_INTERNALS].referrer instanceof URL) {
		headers.set('Referer', request.referrer);
	}

	// HTTP-network-or-cache fetch step 2.11
	if (!headers.has('User-Agent')) {
		headers.set('User-Agent', 'node-fetch');
	}

	// HTTP-network-or-cache fetch step 2.15
	if (request.compress && !headers.has('Accept-Encoding')) {
		headers.set('Accept-Encoding', 'gzip, deflate, br');
	}

	let {agent} = request;
	if (typeof agent === 'function') {
		agent = agent(parsedURL);
	}

	// HTTP-network fetch step 4.2
	// chunked encoding is handled by Node.js

	const search = getSearch(parsedURL);

	// Pass the full URL directly to request(), but overwrite the following
	// options:
	const options = {
		// Overwrite search to retain trailing ? (issue #776)
		path: parsedURL.pathname + search,
		// The following options are not expressed in the URL
		method: request.method,
		headers: headers[Symbol.for('nodejs.util.inspect.custom')](),
		insecureHTTPParser: request.insecureHTTPParser,
		agent
	};

	return {
		/** @type {URL} */
		parsedURL,
		options
	};
};

;// CONCATENATED MODULE: ./node_modules/node-fetch/src/errors/abort-error.js


/**
 * AbortError interface for cancelled requests
 */
class AbortError extends FetchBaseError {
	constructor(message, type = 'aborted') {
		super(message, type);
	}
}

// EXTERNAL MODULE: ./node_modules/fetch-blob/from.js
var from = __webpack_require__(995);
;// CONCATENATED MODULE: ./node_modules/node-fetch/src/index.js
/**
 * Index.js
 *
 * a request API compatible with window.fetch
 *
 * All spec algorithm step numbers are based on https://fetch.spec.whatwg.org/commit-snapshots/ae716822cb3a61843226cd090eefc6589446c1d2/.
 */
























const supportedSchemas = new Set(['data:', 'http:', 'https:']);

/**
 * Fetch function
 *
 * @param   {string | URL | import('./request').default} url - Absolute url or Request instance
 * @param   {*} [options_] - Fetch options
 * @return  {Promise<import('./response').default>}
 */
async function fetch(url, options_) {
	return new Promise((resolve, reject) => {
		// Build request object
		const request = new Request(url, options_);
		const {parsedURL, options} = getNodeRequestOptions(request);
		if (!supportedSchemas.has(parsedURL.protocol)) {
			throw new TypeError(`node-fetch cannot load ${url}. URL scheme "${parsedURL.protocol.replace(/:$/, '')}" is not supported.`);
		}

		if (parsedURL.protocol === 'data:') {
			const data = dist(request.url);
			const response = new Response(data, {headers: {'Content-Type': data.typeFull}});
			resolve(response);
			return;
		}

		// Wrap http.request into fetch
		const send = (parsedURL.protocol === 'https:' ? external_node_https_ : external_node_http_).request;
		const {signal} = request;
		let response = null;

		const abort = () => {
			const error = new AbortError('The operation was aborted.');
			reject(error);
			if (request.body && request.body instanceof external_node_stream_.Readable) {
				request.body.destroy(error);
			}

			if (!response || !response.body) {
				return;
			}

			response.body.emit('error', error);
		};

		if (signal && signal.aborted) {
			abort();
			return;
		}

		const abortAndFinalize = () => {
			abort();
			finalize();
		};

		// Send request
		const request_ = send(parsedURL.toString(), options);

		if (signal) {
			signal.addEventListener('abort', abortAndFinalize);
		}

		const finalize = () => {
			request_.abort();
			if (signal) {
				signal.removeEventListener('abort', abortAndFinalize);
			}
		};

		request_.on('error', error => {
			reject(new FetchError(`request to ${request.url} failed, reason: ${error.message}`, 'system', error));
			finalize();
		});

		fixResponseChunkedTransferBadEnding(request_, error => {
			if (response && response.body) {
				response.body.destroy(error);
			}
		});

		/* c8 ignore next 18 */
		if (process.version < 'v14') {
			// Before Node.js 14, pipeline() does not fully support async iterators and does not always
			// properly handle when the socket close/end events are out of order.
			request_.on('socket', s => {
				let endedWithEventsCount;
				s.prependListener('end', () => {
					endedWithEventsCount = s._eventsCount;
				});
				s.prependListener('close', hadError => {
					// if end happened before close but the socket didn't emit an error, do it now
					if (response && endedWithEventsCount < s._eventsCount && !hadError) {
						const error = new Error('Premature close');
						error.code = 'ERR_STREAM_PREMATURE_CLOSE';
						response.body.emit('error', error);
					}
				});
			});
		}

		request_.on('response', response_ => {
			request_.setTimeout(0);
			const headers = fromRawHeaders(response_.rawHeaders);

			// HTTP fetch step 5
			if (isRedirect(response_.statusCode)) {
				// HTTP fetch step 5.2
				const location = headers.get('Location');

				// HTTP fetch step 5.3
				let locationURL = null;
				try {
					locationURL = location === null ? null : new URL(location, request.url);
				} catch {
					// error here can only be invalid URL in Location: header
					// do not throw when options.redirect == manual
					// let the user extract the errorneous redirect URL
					if (request.redirect !== 'manual') {
						reject(new FetchError(`uri requested responds with an invalid redirect URL: ${location}`, 'invalid-redirect'));
						finalize();
						return;
					}
				}

				// HTTP fetch step 5.5
				switch (request.redirect) {
					case 'error':
						reject(new FetchError(`uri requested responds with a redirect, redirect mode is set to error: ${request.url}`, 'no-redirect'));
						finalize();
						return;
					case 'manual':
						// Nothing to do
						break;
					case 'follow': {
						// HTTP-redirect fetch step 2
						if (locationURL === null) {
							break;
						}

						// HTTP-redirect fetch step 5
						if (request.counter >= request.follow) {
							reject(new FetchError(`maximum redirect reached at: ${request.url}`, 'max-redirect'));
							finalize();
							return;
						}

						// HTTP-redirect fetch step 6 (counter increment)
						// Create a new Request object.
						const requestOptions = {
							headers: new Headers(request.headers),
							follow: request.follow,
							counter: request.counter + 1,
							agent: request.agent,
							compress: request.compress,
							method: request.method,
							body: clone(request),
							signal: request.signal,
							size: request.size,
							referrer: request.referrer,
							referrerPolicy: request.referrerPolicy
						};

						// when forwarding sensitive headers like "Authorization",
						// "WWW-Authenticate", and "Cookie" to untrusted targets,
						// headers will be ignored when following a redirect to a domain
						// that is not a subdomain match or exact match of the initial domain.
						// For example, a redirect from "foo.com" to either "foo.com" or "sub.foo.com"
						// will forward the sensitive headers, but a redirect to "bar.com" will not.
						// headers will also be ignored when following a redirect to a domain using
						// a different protocol. For example, a redirect from "https://foo.com" to "http://foo.com"
						// will not forward the sensitive headers
						if (!isDomainOrSubdomain(request.url, locationURL) || !isSameProtocol(request.url, locationURL)) {
							for (const name of ['authorization', 'www-authenticate', 'cookie', 'cookie2']) {
								requestOptions.headers.delete(name);
							}
						}

						// HTTP-redirect fetch step 9
						if (response_.statusCode !== 303 && request.body && options_.body instanceof external_node_stream_.Readable) {
							reject(new FetchError('Cannot follow redirect with body being a readable stream', 'unsupported-redirect'));
							finalize();
							return;
						}

						// HTTP-redirect fetch step 11
						if (response_.statusCode === 303 || ((response_.statusCode === 301 || response_.statusCode === 302) && request.method === 'POST')) {
							requestOptions.method = 'GET';
							requestOptions.body = undefined;
							requestOptions.headers.delete('content-length');
						}

						// HTTP-redirect fetch step 14
						const responseReferrerPolicy = parseReferrerPolicyFromHeader(headers);
						if (responseReferrerPolicy) {
							requestOptions.referrerPolicy = responseReferrerPolicy;
						}

						// HTTP-redirect fetch step 15
						resolve(fetch(new Request(locationURL, requestOptions)));
						finalize();
						return;
					}

					default:
						return reject(new TypeError(`Redirect option '${request.redirect}' is not a valid value of RequestRedirect`));
				}
			}

			// Prepare response
			if (signal) {
				response_.once('end', () => {
					signal.removeEventListener('abort', abortAndFinalize);
				});
			}

			let body = (0,external_node_stream_.pipeline)(response_, new external_node_stream_.PassThrough(), error => {
				if (error) {
					reject(error);
				}
			});
			// see https://github.com/nodejs/node/pull/29376
			/* c8 ignore next 3 */
			if (process.version < 'v12.10') {
				response_.on('aborted', abortAndFinalize);
			}

			const responseOptions = {
				url: request.url,
				status: response_.statusCode,
				statusText: response_.statusMessage,
				headers,
				size: request.size,
				counter: request.counter,
				highWaterMark: request.highWaterMark
			};

			// HTTP-network fetch step 12.1.1.3
			const codings = headers.get('Content-Encoding');

			// HTTP-network fetch step 12.1.1.4: handle content codings

			// in following scenarios we ignore compression support
			// 1. compression support is disabled
			// 2. HEAD request
			// 3. no Content-Encoding header
			// 4. no content response (204)
			// 5. content not modified response (304)
			if (!request.compress || request.method === 'HEAD' || codings === null || response_.statusCode === 204 || response_.statusCode === 304) {
				response = new Response(body, responseOptions);
				resolve(response);
				return;
			}

			// For Node v6+
			// Be less strict when decoding compressed responses, since sometimes
			// servers send slightly invalid responses that are still accepted
			// by common browsers.
			// Always using Z_SYNC_FLUSH is what cURL does.
			const zlibOptions = {
				flush: external_node_zlib_.Z_SYNC_FLUSH,
				finishFlush: external_node_zlib_.Z_SYNC_FLUSH
			};

			// For gzip
			if (codings === 'gzip' || codings === 'x-gzip') {
				body = (0,external_node_stream_.pipeline)(body, external_node_zlib_.createGunzip(zlibOptions), error => {
					if (error) {
						reject(error);
					}
				});
				response = new Response(body, responseOptions);
				resolve(response);
				return;
			}

			// For deflate
			if (codings === 'deflate' || codings === 'x-deflate') {
				// Handle the infamous raw deflate response from old servers
				// a hack for old IIS and Apache servers
				const raw = (0,external_node_stream_.pipeline)(response_, new external_node_stream_.PassThrough(), error => {
					if (error) {
						reject(error);
					}
				});
				raw.once('data', chunk => {
					// See http://stackoverflow.com/questions/37519828
					if ((chunk[0] & 0x0F) === 0x08) {
						body = (0,external_node_stream_.pipeline)(body, external_node_zlib_.createInflate(), error => {
							if (error) {
								reject(error);
							}
						});
					} else {
						body = (0,external_node_stream_.pipeline)(body, external_node_zlib_.createInflateRaw(), error => {
							if (error) {
								reject(error);
							}
						});
					}

					response = new Response(body, responseOptions);
					resolve(response);
				});
				raw.once('end', () => {
					// Some old IIS servers return zero-length OK deflate responses, so
					// 'data' is never emitted. See https://github.com/node-fetch/node-fetch/pull/903
					if (!response) {
						response = new Response(body, responseOptions);
						resolve(response);
					}
				});
				return;
			}

			// For br
			if (codings === 'br') {
				body = (0,external_node_stream_.pipeline)(body, external_node_zlib_.createBrotliDecompress(), error => {
					if (error) {
						reject(error);
					}
				});
				response = new Response(body, responseOptions);
				resolve(response);
				return;
			}

			// Otherwise, use response as-is
			response = new Response(body, responseOptions);
			resolve(response);
		});

		// eslint-disable-next-line promise/prefer-await-to-then
		writeToStream(request_, request).catch(reject);
	});
}

function fixResponseChunkedTransferBadEnding(request, errorCallback) {
	const LAST_CHUNK = external_node_buffer_.Buffer.from('0\r\n\r\n');

	let isChunkedTransfer = false;
	let properLastChunkReceived = false;
	let previousChunk;

	request.on('response', response => {
		const {headers} = response;
		isChunkedTransfer = headers['transfer-encoding'] === 'chunked' && !headers['content-length'];
	});

	request.on('socket', socket => {
		const onSocketClose = () => {
			if (isChunkedTransfer && !properLastChunkReceived) {
				const error = new Error('Premature close');
				error.code = 'ERR_STREAM_PREMATURE_CLOSE';
				errorCallback(error);
			}
		};

		const onData = buf => {
			properLastChunkReceived = external_node_buffer_.Buffer.compare(buf.slice(-5), LAST_CHUNK) === 0;

			// Sometimes final 0-length chunk and end of message code are in separate packets
			if (!properLastChunkReceived && previousChunk) {
				properLastChunkReceived = (
					external_node_buffer_.Buffer.compare(previousChunk.slice(-3), LAST_CHUNK.slice(0, 3)) === 0 &&
					external_node_buffer_.Buffer.compare(buf.slice(-2), LAST_CHUNK.slice(3)) === 0
				);
			}

			previousChunk = buf;
		};

		socket.prependListener('close', onSocketClose);
		socket.on('data', onData);

		request.on('close', () => {
			socket.removeListener('close', onSocketClose);
			socket.removeListener('data', onData);
		});
	});
}


/***/ })

};
;