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fix(ux) bug in replaceRange dealing with newLines that was breaking vim support (#5320)

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Jacob Richman 2025-07-31 16:16:29 -07:00 • committed by GitHub
parent 150a2568b4
commit 750e647988
7 changed files with 204 additions and 98 deletions
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35
packages/cli/src/ui/components/shared/text-buffer.ts
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@ -271,26 +271,23 @@ export const replaceRangeInternal = (
.replace(/\r/g, '\n');
const replacementParts = normalisedReplacement.split('\n');
// Replace the content
if (startRow === endRow) {
newLines[startRow] = prefix + normalisedReplacement + suffix;
// The combined first line of the new text
const firstLine = prefix + replacementParts[0];
if (replacementParts.length === 1) {
// No newlines in replacement: combine prefix, replacement, and suffix on one line.
newLines.splice(startRow, endRow - startRow + 1, firstLine + suffix);
} else {
const firstLine = prefix + replacementParts[0];
if (replacementParts.length === 1) {
// Single line of replacement text, but spanning multiple original lines
newLines.splice(startRow, endRow - startRow + 1, firstLine + suffix);
} else {
// Multi-line replacement text
const lastLine = replacementParts[replacementParts.length - 1] + suffix;
const middleLines = replacementParts.slice(1, -1);
newLines.splice(
startRow,
endRow - startRow + 1,
firstLine,
...middleLines,
lastLine,
);
}
// Newlines in replacement: create new lines.
const lastLine = replacementParts[replacementParts.length - 1] + suffix;
const middleLines = replacementParts.slice(1, -1);
newLines.splice(
startRow,
endRow - startRow + 1,
firstLine,
...middleLines,
lastLine,
);
}
const finalCursorRow = startRow + replacementParts.length - 1;