rules:
- arrows.html: [webvtt]
- comment-in-cue-text.html: [webvtt]
- header-garbage.html: [webvtt]
- header-space.html: [webvtt]
- header-tab.html: [webvtt]
- header-timings.html: [webvtt]
- ids.html: [webvtt]
- newlines.html: [webvtt]
- nulls.html: [webvtt]
- settings-align.html: [webvtt]
- settings-multiple.html: [webvtt]
- settings-size.html: [webvtt]
- settings-vertical.html: [webvtt]
- signature-bom.html: [webvtt]
- signature-no-newline.html: [webvtt]
- signature-space-no-newline.html: [webvtt]
- signature-space.html: [webvtt]
- signature-tab-no-newline.html: [webvtt]
- signature-tab.html: [webvtt]
- signature-timings.html: [webvtt]
- stylesheets.html: [webvtt]
- timings-60.html: [webvtt]
- timings-eof.html: [webvtt]
- timings-garbage.html: [webvtt]
- timings-negative.html: [webvtt]
- timings-omitted-hours.html: [webvtt]
- timings-too-long.html: [webvtt]
- timings-too-short.html: [webvtt]
- whitespace-chars.html: [webvtt]
- settings-line.html: [webvtt-cue-alignment]
- settings-position.html: [webvtt-cue-alignment]
- header-regions.html: [webvtt-regions]
- regions-edge-case.html: [webvtt-regions]
- regions-id.html: [webvtt-regions]
- regions-lines.html: [webvtt-regions]
- regions-old.html: [webvtt-regions]
- regions-regionanchor.html: [webvtt-regions]
- regions-scroll.html: [webvtt-regions]
- regions-viewportanchor.html: [webvtt-regions]
- settings-region.html: [webvtt-regions]
