refactor: replace the parse-link-header dev dependency

lib/node_modules/@stdlib/_tools/github/get/lib/linkheader.js

@@ -0,0 +1,196 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2026 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+// MODULES //
+
+var parseURL = require( 'url' ).parse;
+var hasOwnProp = require( '@stdlib/assert/has-own-property' );
+var trim = require( '@stdlib/string/base/trim' );
+var objectKeys = require( '@stdlib/utils/keys' );
+
+
+// VARIABLES //
+
+var MAX_LENGTH = 2000;
+
+
+// FUNCTIONS //
+
+/**
+* Splits a link header into individual link values.
+*
+* @private
+* @param {string} str - header string
+* @returns {StringArray} link values
+*/
+function splitValues( str ) {
+	var values;
+	var quoted;
+	var angled;
+	var start;
+	var i;
+
+	values = [];
+	start = 0;
+	quoted = false;
+	angled = false;
+
+	for ( i = 0; i < str.length; i++ ) {
+		if ( str.charCodeAt( i ) === 34 ) {
+			quoted = !quoted;
+		} else if ( quoted === false ) {
+			if ( str.charCodeAt( i ) === 60 ) {
+				angled = true;
+			} else if ( str.charCodeAt( i ) === 62 ) {
+				angled = false;
+			} else if ( str.charCodeAt( i ) === 44 && angled === false ) {
+				values.push( str.substring( start, i ) );
+				start = i + 1;
+			}
+		}
+	}
+	values.push( str.substring( start ) );
+	return values;
+}
+
+/**
+* Removes wrapping double quotes from a string.
+*
+* @private
+* @param {string} str - input string
+* @returns {string} unwrapped string
+*/
+function unwrap( str ) {
+	if (
+		str.length >= 2 &&
+		str.charCodeAt( 0 ) === 34 &&
+		str.charCodeAt( str.length-1 ) === 34
+	) {
+		return str.substring( 1, str.length-1 );
+	}
+	return str;
+}
+
+/**
+* Parses an individual link header value.
+*
+* @private
+* @param {string} str - link value
+* @returns {(Object|null)} parsed link or null
+*/
+function parseValue( str ) {
+	var rels;
+	var out;
+	var url;
+	var idx;
+	var q;
+	var v;
+	var k;
+	var i;
+
+	str = trim( str );
+	if ( str.length === 0 || str.charCodeAt( 0 ) !== 60 ) {
+		return null;
+	}
+	idx = str.indexOf( '>' );
+	if ( idx < 0 ) {
+		return null;
+	}
+	url = str.substring( 1, idx );
+	out = {
+		'url': url
+	};
+
+	q = parseURL( url, true ).query;
+	for ( k in q ) {
+		if ( hasOwnProp( q, k ) ) {
+			out[ k ] = q[ k ];
+		}
+	}
+	str = str.substring( idx+1 );
+	str = str.split( ';' );
+
+	for ( i = 0; i < str.length; i++ ) {
+		v = trim( str[ i ] );
+		if ( v.length === 0 ) {
+			continue;
+		}
+		idx = v.indexOf( '=' );
+		if ( idx < 0 ) {
+			continue;
+		}
+		k = trim( v.substring( 0, idx ) );
+		v = unwrap( trim( v.substring( idx+1 ) ) );
+		out[ k ] = v;
+	}
+	if ( typeof out.rel !== 'string' || out.rel.length === 0 ) {
+		return null;
+	}
+	rels = out.rel.split( /\s+/ );
+	return {
+		'rels': rels,
+		'value': out
+	};
+}
+
+
+// MAIN //
+
+/**
+* Parses a Link header.
+*
+* @private
+* @param {string} header - link header
+* @returns {(Object|null)} parsed links or null
+*/
+function parseLinkHeader( header ) {
+	var values;
+	var out;
+	var obj;
+	var i;
+	var j;
+
+	if ( typeof header !== 'string' || header.length === 0 ) {
+		return null;
+	}
+	if ( header.length > MAX_LENGTH ) {
+		return null;
+	}
+	values = splitValues( header );
+	out = {};
+	for ( i = 0; i < values.length; i++ ) {
+		obj = parseValue( values[ i ] );
+		if ( obj === null ) {
+			continue;
+		}
+		for ( j = 0; j < obj.rels.length; j++ ) {
+			out[ obj.rels[ j ] ] = obj.value;
+		}
+	}
+	if ( objectKeys( out ).length === 0 ) {
+		return null;
+	}
+	return out;
+}
+
+
+// EXPORTS //
+
+module.exports = parseLinkHeader;

lib/node_modules/@stdlib/_tools/github/get/lib/resolve.js

@@ -21,8 +21,8 @@
 // MODULES //
 
 var logger = require( 'debug' );
-var parseHeader = require( 'parse-link-header' );
 var hasOwnProp = require( '@stdlib/assert/has-own-property' );
+var parseHeader = require( './linkheader.js' );
 var request = require( './request.js' );
 var flatten = require( './flatten.js' );
 var getOptions = require( './options.js' );
@@ -169,7 +169,7 @@
 
 		if ( curr === opts.page ) {
 			debug( 'First paginated result. Resolving %d remaining page(s).', total-count );
 			setTimeout( getNext( curr+1, last ), 0 ); // dezalgo'd
 		}
 		done();
 	}

lib/node_modules/@stdlib/_tools/github/get/test/test.linkheader.js

@@ -0,0 +1,109 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2026 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+// MODULES //
+
+var tape = require( 'tape' );
+var parseLinkHeader = require( './../lib/linkheader.js' );
+
+
+// TESTS //
+
+tape( 'main export is a function', function test( t ) {
+	t.ok( true, __filename );
+	t.strictEqual( typeof parseLinkHeader, 'function', 'main export is a function' );
+	t.end();
+});
+
+tape( 'the function returns `null` if provided an empty header', function test( t ) {
+	t.strictEqual( parseLinkHeader( '' ), null, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function returns `null` if provided a malformed header', function test( t ) {
+	t.strictEqual( parseLinkHeader( 'beep; boop' ), null, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function returns `null` if provided a header exceeding the maximum length', function test( t ) {
+	var header;
+	var tail;
+	var i;
+
+	header = '<https://api.github.com/user/9287/repos?page=2&per_page=1>; rel="next", ';
+	tail = '';
+	for ( i = 0; i < 2100; i++ ) {
+		tail += 'a';
+	}
+	header += tail;
+
+	t.strictEqual( header.length > 2000, true, 'test fixture exceeds maximum length' );
+	t.strictEqual( parseLinkHeader( header ), null, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function parses paginated GitHub link headers', function test( t ) {
+	var header;
+	var out;
+
+	header = '<https://api.github.com/user/9287/repos?page=2&per_page=1>; rel="next", <https://api.github.com/user/9287/repos?page=3&per_page=1>; rel="last"';
+	out = parseLinkHeader( header );
+
+	t.deepEqual( out, {
+		'next': {
+			'url': 'https://api.github.com/user/9287/repos?page=2&per_page=1',
+			'page': '2',
+			'per_page': '1',
+			'rel': 'next'
+		},
+		'last': {
+			'url': 'https://api.github.com/user/9287/repos?page=3&per_page=1',
+			'page': '3',
+			'per_page': '1',
+			'rel': 'last'
+		}
+	}, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function supports multiple relation types for a single link value', function test( t ) {
+	var header;
+	var out;
+
+	header = '<https://api.github.com/user/9287/repos?page=1>; rel="prev previous"';
+	out = parseLinkHeader( header );
+
+	t.strictEqual( out.prev, out.previous, 'relations reference the same value' );
+	t.strictEqual( out.prev.page, '1', 'sets query parameter values' );
+	t.strictEqual( out.prev.rel, 'prev previous', 'retains original relation string' );
+	t.end();
+});
+
+tape( 'the function preserves additional link parameters', function test( t ) {
+	var header;
+	var out;
+
+	header = '<https://api.github.com/user/9287/repos?page=2>; rel="next"; type="application/json"; title="next, page"';
+	out = parseLinkHeader( header );
+
+	t.strictEqual( out.next.type, 'application/json', 'sets the media type' );
+	t.strictEqual( out.next.title, 'next, page', 'sets the title' );
+	t.end();
+});

package.json

@@ -155,7 +155,6 @@
     "mathjax-node-sre": "^3.0.0",
     "mkdirp": "^0.5.1",
     "mustache": "^4.0.0",
-    "parse-link-header": "^1.0.1",
     "plato": "^1.5.0",
     "process": "^0.11.10",
     "proxyquire": "^2.0.0",