ToolCall

export type ToolCall<ToolUnion extends  AnyTool > =
   Prettify <
    ToolUnion extends  Tool <
      infer Name,
      infer Args,
      infer Result
    >
      ? | {
            role: "tool";
            status: "done";
            name: Name;
            args: Args;
            result:  PromiseSettledResult <Result>;
            toolCallId: string;
          }
        | {
            role: "tool";
            status: "pending";
            name: Name;
            args: Args;
            toolCallId: string;
            progress?: number;
          }
      : never
  >;