Method trackResolvedToolUseId

src/cli/structuredIO.ts:177–189

* Records a tool_use ID as resolved so that late/duplicate control_response * messages for the same tool are ignored by the orphan handler.

(request: SDKControlRequest)

   * messages for the same tool are ignored by the orphan handler.
   */
  private trackResolvedToolUseId(request: SDKControlRequest): void {
    const inner = request.request as { subtype?: string; tool_use_id?: string }
    if (inner.subtype === 'can_use_tool') {
      this.resolvedToolUseIds.add(inner.tool_use_id as string)
      if (this.resolvedToolUseIds.size > MAX_RESOLVED_TOOL_USE_IDS) {
        // Evict the oldest entry (Sets iterate in insertion order)
        const first = this.resolvedToolUseIds.values().next().value
        if (first !== undefined) {
          this.resolvedToolUseIds.delete(first)
        }
      }
    }
  }

  /** Flush pending internal events. No-op for non-remote IO. Overridden by RemoteIO. */
  flushInternalEvents(): Promise<void> {