Function toolCallStateChanged

packages/ai-client/src/events.ts:119–137

* Emit tool call state change events (combines processor and client events)

(
    streamId: string,
    messageId: string,
    toolCallId: string,
    toolName: string,
    state: string,
    args: string,
    context?: ChatClientRunEventContext,
  )

   * Emit tool call state change events (combines processor and client events)
   */
  toolCallStateChanged(
    streamId: string,
    messageId: string,
    toolCallId: string,
    toolName: string,
    state: string,
    args: string,
    context?: ChatClientRunEventContext,
  ): void {
    this.emitEvent('tools:call:updated', {
      streamId,
      messageId,
      toolCallId,
      toolName,
      state,
      arguments: args,
      ...context,
    })
  }

  /**
   * Emit tool result state change event