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fix(tui): trim trailing whitespace in wrapped lines to prevent width overflow

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robinwander 2026-01-04 22:15:25 -06:00 • committed by Robin Wander
parent e4f8215f97
commit 786a326a71
2 changed files with 20 additions and 4 deletions
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5
packages/tui/src/utils.ts
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@ -498,7 +498,7 @@ function wrapSingleLine(line: string, width: number): string[] {
const totalNeeded = currentVisibleLength + tokenVisibleLength;
if (totalNeeded > width && currentVisibleLength > 0) {
// Add specific reset for underline only (preserves background)
// Trim trailing whitespace, then add underline reset (not full reset, to preserve background)
let lineToWrap = currentLine.trimEnd();
const lineEndReset = tracker.getLineEndReset();
if (lineEndReset) {
@ -527,7 +527,8 @@ function wrapSingleLine(line: string, width: number): string[] {
wrapped.push(currentLine);
}
return wrapped.length > 0 ? wrapped : [""];
// Trailing whitespace can cause lines to exceed the requested width
return wrapped.length > 0 ? wrapped.map((line) => line.trimEnd()) : [""];
}
const PUNCTUATION_REGEX = /[(){}[\]<>.,;:'"!?+\-=*/\\|&%^$#@~`]/;