add hw2

node_modules/langium/lib/lsp/execute-command-handler.d.ts

@@ -0,0 +1,22 @@
+/******************************************************************************
+ * Copyright 2022 TypeFox GmbH
+ * This program and the accompanying materials are made available under the
+ * terms of the MIT License, which is available in the project root.
+ ******************************************************************************/
+import type { MaybePromise } from '../utils/promise-utils.js';
+import { CancellationToken } from '../utils/cancellation.js';
+export interface ExecuteCommandHandler {
+    get commands(): string[];
+    executeCommand(name: string, args: any[], cancelToken?: CancellationToken): Promise<unknown>;
+}
+export type ExecuteCommandFunction = (args: any[], cancelToken: CancellationToken) => MaybePromise<unknown>;
+export type ExecuteCommandAcceptor = (name: string, execute: ExecuteCommandFunction) => void;
+export declare abstract class AbstractExecuteCommandHandler implements ExecuteCommandHandler {
+    protected registeredCommands: Map<string, ExecuteCommandFunction>;
+    get commands(): string[];
+    constructor();
+    executeCommand(name: string, args: any[], cancelToken?: CancellationToken): Promise<unknown>;
+    protected createCommandAcceptor(): ExecuteCommandAcceptor;
+    abstract registerCommands(acceptor: ExecuteCommandAcceptor): void;
+}
+//# sourceMappingURL=execute-command-handler.d.ts.map