Function blankCNamedVariadicDefineDots

src/extraction/languages/c-cpp.ts:1494–1507

(source: string)

 */
const C_NAMED_VARIADIC_DEFINE_RE = /^([ \t]*#[ \t]*define[ \t]+[A-Za-z_]\w*\([^()\n]*?\b\w+)\.\.\./;
export function blankCNamedVariadicDefineDots(source: string): string {
  if (source.indexOf('...') === -1) return source;
  const lines = source.split('\n');
  let changed = false;
  for (let i = 0; i < lines.length; i++) {
    const line = lines[i] as string;
    const m = C_NAMED_VARIADIC_DEFINE_RE.exec(line);
    if (!m) continue;
    const keep = m[1] as string;
    lines[i] = keep + '   ' + line.slice(keep.length + 3);
    changed = true;
  }
  return changed ? lines.join('\n') : source;
}

/** C source pre-processing: neutralize `#ifdef __cplusplus` compat-guard
 * bodies (invisible to a C compiler; `extern "C" {` otherwise errors every