Fix TS 5.7 generic Uint8Array declaration when inferred (#1668)

Author: lukasIO

.changeset/fifty-shoes-act.md

@@ -0,0 +1,5 @@
+---
+"livekit-client": patch
+---
+
+Fix TS 5.9 generic Uint8Array declaration when inferred

package.json

@@ -25,10 +25,10 @@
   "typesVersions": {
     "<4.8": {
       "./dist/src/index.d.ts": [
-        "./dist/ts4.2/src/index.d.ts"
+        "./dist/ts4.2/index.d.ts"
       ],
       "./dist/src/e2ee/worker/e2ee.worker.d.ts": [
-        "./dist/ts4.2/dist/src/e2ee/worker/e2ee.worker.d.ts"
+        "./dist/ts4.2/e2ee/worker/e2ee.worker.d.ts"
       ]
     }
   },
@@ -50,7 +50,7 @@
     "format": "prettier --write src examples/**/*.ts",
     "format:check": "prettier --check src examples/**/*.ts",
     "ci:publish": "pnpm build:clean && pnpm compat && changeset publish",
-    "downlevel-dts": "downlevel-dts ./dist/ ./dist/ts4.2 --to=4.2",
+    "downlevel-dts": "downlevel-dts ./dist/src ./dist/ts4.2 --to=4.2",
     "compat": "eslint --no-eslintrc --config ./.eslintrc.dist.cjs ./dist/livekit-client.umd.js",
     "size-limit": "size-limit"
   },

src/e2ee/worker/sifPayload.ts

@@ -2,25 +2,29 @@ import type { VideoCodec } from '../..';
 
 //  Payload definitions taken from https://github.com/livekit/livekit/blob/master/pkg/sfu/downtrack.go#L104
 
-export const VP8KeyFrame8x8 = new Uint8Array([
+export const VP8KeyFrame8x8: Uint8Array = new Uint8Array([
   0x10, 0x02, 0x00, 0x9d, 0x01, 0x2a, 0x08, 0x00, 0x08, 0x00, 0x00, 0x47, 0x08, 0x85, 0x85, 0x88,
   0x85, 0x84, 0x88, 0x02, 0x02, 0x00, 0x0c, 0x0d, 0x60, 0x00, 0xfe, 0xff, 0xab, 0x50, 0x80,
 ]);
 
-export const H264KeyFrame2x2SPS = new Uint8Array([
+export const H264KeyFrame2x2SPS: Uint8Array = new Uint8Array([
   0x67, 0x42, 0xc0, 0x1f, 0x0f, 0xd9, 0x1f, 0x88, 0x88, 0x84, 0x00, 0x00, 0x03, 0x00, 0x04, 0x00,
   0x00, 0x03, 0x00, 0xc8, 0x3c, 0x60, 0xc9, 0x20,
 ]);
 
-export const H264KeyFrame2x2PPS = new Uint8Array([0x68, 0x87, 0xcb, 0x83, 0xcb, 0x20]);
+export const H264KeyFrame2x2PPS: Uint8Array = new Uint8Array([0x68, 0x87, 0xcb, 0x83, 0xcb, 0x20]);
 
-export const H264KeyFrame2x2IDR = new Uint8Array([
+export const H264KeyFrame2x2IDR: Uint8Array = new Uint8Array([
   0x65, 0x88, 0x84, 0x0a, 0xf2, 0x62, 0x80, 0x00, 0xa7, 0xbe,
 ]);
 
-export const H264KeyFrame2x2 = [H264KeyFrame2x2SPS, H264KeyFrame2x2PPS, H264KeyFrame2x2IDR];
+export const H264KeyFrame2x2: Uint8Array[] = [
+  H264KeyFrame2x2SPS,
+  H264KeyFrame2x2PPS,
+  H264KeyFrame2x2IDR,
+];
 
-export const OpusSilenceFrame = new Uint8Array([
+export const OpusSilenceFrame: Uint8Array = new Uint8Array([
   0xf8, 0xff, 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

src/room/track/LocalTrack.ts

@@ -670,7 +670,7 @@ export default abstract class LocalTrack<
   }
 
   /** @internal */
-  getPreConnectBuffer() {
+  getPreConnectBuffer(): ReadableStream<Uint8Array> | undefined {
     return this.localTrackRecorder?.byteStream;
   }