Files
awesome-copilot/skills/webmcpify/templates/webmcp.d.ts
T
Jonas Tüchler 03fb5fc96e Add the WebMCPify agent skill 🤖🤖🤖 (#2400)
* feat(skills): add webmcpify skill

* style(skills): quote webmcpify description
2026-07-23 10:50:25 -07:00

111 lines
4.2 KiB
TypeScript

/**
* Ambient types for the WebMCP API — vendored from https://github.com/TueJon/webmcpify
*
* MIT License
* Copyright (c) 2026 Jonas Tüchler
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software — keep this header when
* copying this file into your project.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Full text: https://github.com/TueJon/webmcpify/blob/main/LICENSE
*
* registerTool/ontoolchange/annotations/getTools follow the CG draft
* (https://webmachinelearning.github.io/webmcp/); executeTool is a Chrome-only
* extension not yet in the draft. This API is in flux — re-check against the
* draft and https://developer.chrome.com/docs/ai/webmcp when updating.
*
* This is a GLOBAL script file — no imports (an import would turn it into a
* module and un-globalize every interface). React JSX typings for the declarative
* attributes live in the separate webmcp-jsx.d.ts template.
*/
interface ModelContextToolAnnotations {
readOnlyHint?: boolean;
untrustedContentHint?: boolean;
}
interface ModelContext extends EventTarget {
registerTool(
tool: ModelContextTool,
options?: { signal?: AbortSignal; exposedTo?: string[] },
): Promise<void>;
ontoolchange: ((this: ModelContext, ev: Event) => unknown) | null;
/**
* Enumerates tools exposed to this document. Added to the CG draft in 2026-07;
* intended for in-page agents and test harnesses, not application logic.
*/
getTools(options?: { fromOrigins?: string[] }): Promise<RegisteredTool[]>;
/**
* Chrome-only execution surface (2026-07+; not yet in the CG draft); replaced
* the removed navigator.modelContextTesting API.
*/
executeTool?(
tool: RegisteredTool,
inputJson: string,
options?: { signal?: AbortSignal },
): Promise<string | null>;
}
interface ModelContextTool {
/** [a-zA-Z0-9_.-]; spec allows up to 128 chars, Google recommends ≤30 */
name: string;
/** Optional display label */
title?: string;
/** Natural-language capability statement, ≤500 chars recommended */
description: string;
/** JSON Schema for the tool's input */
inputSchema?: object;
/**
* Only `input` is passed — there is no client/session argument in the IDL.
* IDL: `Promise<any>` — WebIDL auto-wraps synchronous returns (and throws) in
* a promise, so a sync implementation still fulfills this type at runtime;
* declare it async for type fidelity.
*/
execute(input: Record<string, unknown>): Promise<unknown>;
annotations?: ModelContextToolAnnotations;
}
/** Shape returned by getTools(). NOTE inputSchema is a STRINGIFIED JSON Schema. */
interface RegisteredTool {
name: string;
title?: string;
description: string;
inputSchema?: string;
annotations?: ModelContextToolAnnotations;
/** Registering origin (secure origins only). */
origin: string;
/** Owning window (cross-document enumeration). */
window: Window;
}
interface Document {
readonly modelContext?: ModelContext;
}
interface Navigator {
/** Deprecated Chrome 149 origin-trial surface; prefer document.modelContext. */
readonly modelContext?: ModelContext;
}
/** Declarative form submissions: agent-invoked flag + result bridge. */
interface SubmitEvent {
readonly agentInvoked?: boolean;
respondWith?(result: Promise<unknown>): void;
}