AG-15846 Add StreamFormat object to StreamRequest in google-ima3-dai redirect

Squashed commit of the following:

commit 8c26d60
Merge: 474a5a9 b21e188
Author: Adam Wróblewski <adam@adguard.com>
Date:   Fri Apr 24 14:50:27 2026 +0200

    Merge branch 'master' into fix/AG-15846-01

commit 474a5a9
Author: Adam Wróblewski <adam@adguard.com>
Date:   Thu Apr 23 21:17:47 2026 +0200

    Add `StreamFormat` object to `StreamRequest` in `google-ima3-dai` redirect

Author: AdamWr

CHANGELOG.md

@@ -10,6 +10,14 @@ The format is based on [Keep a Changelog], and this project adheres to [Semantic
 <!-- TODO: change `@added unknown` tag due to the actual version -->
 <!--       during new scriptlets or redirects releasing -->
 
+## [Unreleased]
+
+### Fixed
+
+- Added the missing `google.ima.dai.api.StreamRequest.StreamFormat` object to the `google-ima3-dai` redirect.
+
+[Unreleased]: https://github.com/AdguardTeam/Scriptlets/compare/v2.4.2...HEAD
+
 ## [2.4.2] - 2026-04-24
 
 ### Added
@@ -1047,4 +1055,3 @@ The format is based on [Keep a Changelog], and this project adheres to [Semantic
 [@adguard/agtree]: https://www.npmjs.com/package/@adguard/agtree
 
 [Trusted Types API]: https://developer.mozilla.org/docs/Web/API/Trusted_Types_API
-

src/redirects/google-ima3-dai.ts

@@ -142,6 +142,10 @@ type EventHandlerConstructor = {
 type StreamRequestConstructor = {
     new (streamRequest?: StreamRequestInput): StreamRequestInstance;
     prototype: StreamRequestInstance;
+    StreamFormat: {
+        DASH: 'dash';
+        HLS: 'hls';
+    };
 };
 
 type LiveStreamRequestConstructor = {
@@ -437,6 +441,11 @@ export function GoogleIma3Dai(source: Source) {
         }
     };
 
+    const streamFormats = {
+        DASH: 'dash',
+        HLS: 'hls',
+    } as const;
+
     /**
      * Creates a base stream request instance.
      *
@@ -448,6 +457,7 @@ export function GoogleIma3Dai(source: Source) {
     ) {
         initializeStreamRequest(this, streamRequest);
     } as unknown as StreamRequestConstructor;
+    StreamRequest.StreamFormat = streamFormats;
 
     /**
      * Creates a live stream request instance.

tests/redirects/google-ima3-dai.test.js

@@ -216,6 +216,14 @@ test('Mocked - request classes and settings', (assert) => {
     );
     assert.strictEqual(uiSettings.getLocale(), 'en', 'UiSettings locale is stored');
     assert.deepEqual(daiSettings.getFeatureFlags(), { testFlag: true }, 'DaiSdkSettings stores feature flags');
+    assert.deepEqual(
+        api.StreamRequest.StreamFormat,
+        {
+            DASH: 'dash',
+            HLS: 'hls',
+        },
+        'StreamRequest exposes the StreamFormat enum',
+    );
 });
 
 test('Mocked - invalid runtime inputs do not get copied into requests or stream data', (assert) => {