Method prompt

src/server/mcp.ts:1112–1134

(name: string, ...rest: unknown[])

    ): RegisteredPrompt;

    prompt(name: string, ...rest: unknown[]): RegisteredPrompt {
        if (this._registeredPrompts[name]) {
            throw new Error(`Prompt ${name} is already registered`);
        }

        let description: string | undefined;
        if (typeof rest[0] === 'string') {
            description = rest.shift() as string;
        }

        let argsSchema: PromptArgsRawShape | undefined;
        if (rest.length > 1) {
            argsSchema = rest.shift() as PromptArgsRawShape;
        }

        const cb = rest[0] as PromptCallback<PromptArgsRawShape | undefined>;
        const registeredPrompt = this._createRegisteredPrompt(name, undefined, description, argsSchema, cb);

        this.setPromptRequestHandlers();
        this.sendPromptListChanged();

        return registeredPrompt;
    }

    /**
     * Registers a prompt with a config object and callback.