Method append

src/node/runtime/initHook.ts:153–160

* Process a chunk of data, splitting on newlines and logging complete lines

(data: string)

   * Process a chunk of data, splitting on newlines and logging complete lines
   */
  append(data: string): void {
    this.buffer += data;
    const lines = this.buffer.split("\n");
    this.buffer = lines.pop() ?? ""; // Keep last incomplete line
    for (const line of lines) {
      if (line) this.logLine(line);
    }
  }

  /**
   * Flush any remaining buffered data (called when stream closes)