track-has-srclang

Require srclang on subtitles track.

Severity

error

❌ Incorrect

<video><track kind="subtitles" src="en.vtt"></video>

✅ Correct

<video><track kind="subtitles" src="en.vtt" srclang="en"></video>

Reference

• HTML Standard - The track element

Configuration

{
  "rules": {
    "track-has-srclang": "error"
  }
}