fix(renderer): stabilize preserveLineBreaks whitespace and newline rendering

This commit is contained in:
2026-02-20 20:22:37 -08:00
parent 28d2da1e64
commit d6676f7132
5 changed files with 98 additions and 26 deletions

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@@ -16,3 +16,7 @@ Shared notes. Append-only.
- [2026-02-20T11:04:36Z] [codex-preserve-linebreak-display-20260220T110436Z-r8f1|codex-preserve-linebreak-display] overlap note: touching `src/renderer/subtitle-render.ts` + renderer tests to fix preserve-linebreaks disabled display artifact while preserving TASK-91 behavior.
- [2026-02-20T11:07:29Z] [codex-preserve-linebreak-display-20260220T110436Z-r8f1|codex-preserve-linebreak-display] completed follow-up for TASK-91: non-preserve mode now flattens token CR/LF to spaces instead of emitting `<br>` from token surfaces; regression test added.
- [2026-02-20T11:10:51Z] [codex-preserve-linebreak-display-20260220T110436Z-r8f1|codex-preserve-linebreak-display] second follow-up: handle overlap token streams by aligning non-preserve rendering to normalized source text and skipping unmatched tail tokens (prevents duplicated second-line phrase).
- [2026-02-21T04:07:05Z] [codex-overlay-whitespace-newline-20260221T040705Z-aw2j|codex-overlay-whitespace-newline] overlap note: touching `src/renderer/subtitle-render.ts` + renderer tests for whitespace/newline display/token hover regression around `preserveLineBreaks`.
- [2026-02-21T04:09:02Z] [codex-overlay-whitespace-newline-20260221T040705Z-aw2j|codex-overlay-whitespace-newline] completed: whitespace-only token surfaces no longer become token segments; non-preserve mode now flattens token newlines to spaces and renders whitespace as text nodes; added regression test in renderer suite.
- [2026-02-21T04:14:30Z] [codex-overlay-whitespace-newline-20260221T040705Z-aw2j|codex-overlay-whitespace-newline] preserve-line-breaks follow-up: when token surface mismatches source (e.g., `1` vs ``), alignment now skips unmatched token instead of appending both source tail + token; fixes duplicated no-break line artifact.
- [2026-02-21T04:18:16Z] [codex-overlay-whitespace-newline-20260221T040705Z-aw2j|codex-overlay-whitespace-newline] follow-up fix: non-token fallback now honors preserveLineBreaks flag by collapsing line breaks when disabled; prevents visible multi-line -> single-line transition while tokenized payload arrives.