Function timestampStderrLines

src/mcp/index.ts:114–119

()

 * inherited fd 2, bypassing this wrapper — it stamps that line itself.)
 */
export function timestampStderrLines(): void {
  const orig = process.stderr.write.bind(process.stderr);
  process.stderr.write = ((chunk: string | Uint8Array, ...rest: unknown[]) => {
    return (orig as (...args: unknown[]) => boolean)(stampLogChunk(chunk), ...rest);
  }) as typeof process.stderr.write;
}

/** Prepend `[<ISO-8601>] ` to a log chunk; unknown chunk types pass through. */
export function stampLogChunk(chunk: string | Uint8Array): string | Uint8Array {