Function clampCodeCursor

scripts/hsr/widget-code-editor-state.mjs:17–30

(lines, cursor)

}

export function clampCodeCursor(lines, cursor) {
  const safeLines = splitCodeDraft(joinCodeLines(lines));
  const lineCount = safeLines.length;
  const rawLine =
    typeof cursor?.line === "number" && Number.isFinite(cursor.line) ? Math.floor(cursor.line) : 0;
  const line = Math.max(0, Math.min(rawLine, lineCount - 1));
  const lineText = safeLines[line] ?? "";
  const rawColumn =
    typeof cursor?.column === "number" && Number.isFinite(cursor.column)
      ? Math.floor(cursor.column)
      : lineText.length;
  const column = Math.max(0, Math.min(rawColumn, lineText.length));
  return Object.freeze({ line, column });
}

export function findBannerCursor(lines) {
  const safeLines = splitCodeDraft(joinCodeLines(lines));