Method flush

src/llm/thinking.ts:197–204

End of stream: a block that never closed is dropped; any other tail is emitted.

()

  /** End of stream: a block that never closed is dropped; any other tail is emitted. */
  flush(): string {
    const tail = this.buf;
    this.buf = '';
    if (this.closeTarget) return '';
    let out = '';
    for (const c of tail) out += this.emit(c);
    return out;
  }

  private matchOpen(rest: string, lower: string): { close: string; len: number } | 'partial' | null {
    const fn = rest.match(FUNCTION_OPEN_RE);