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fix(tui): clarify collapsed shell output #49232

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Merged
thdxr merged 1 commit into from
Sep 15, 2026
+8 −4
Merged

fix(tui): clarify collapsed shell output #49232

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12 changes: 8 additions & 4 deletions packages/tui/src/util/collapse-tool-output.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -42,8 +42,12 @@ function collapseTail(output: string, maxLines: number, maxChars: number) {
const lines = output.split("\n")
if (lines.length <= maxLines && Array.from(output).length <= maxChars) return output

const preview = lines.slice(-maxLines).join("\n")
const visible = Array.from(preview)
if (visible.length < maxChars) return `…${preview}`
return `…${visible.slice(-Math.max(0, maxChars - 1)).join("")}`
const count = Math.max(1, lines.length - Math.max(0, maxLines - 1))
const label = `(${count} earlier ${count === 1 ? "line" : "lines"})`
if (maxLines <= 1) return label

const preview = Array.from(lines.slice(-(maxLines - 1)).join("\n"))
const available = maxChars - Array.from(label).length - 1
if (available <= 0) return label
return `${label}\n${preview.slice(-available).join("")}`
}
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