add hw2

node_modules/langium/lib/lsp/references-provider.d.ts

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+/******************************************************************************
+ * Copyright 2021 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 { ReferenceParams } from 'vscode-languageserver';
+import type { CancellationToken } from '../utils/cancellation.js';
+import type { NameProvider } from '../references/name-provider.js';
+import type { References } from '../references/references.js';
+import type { LeafCstNode } from '../syntax-tree.js';
+import type { LangiumServices } from './lsp-services.js';
+import type { MaybePromise } from '../utils/promise-utils.js';
+import type { LangiumDocument } from '../workspace/documents.js';
+import type { GrammarConfig } from '../languages/grammar-config.js';
+import { Location } from 'vscode-languageserver';
+/**
+ * Language-specific service for handling find references requests.
+ */
+export interface ReferencesProvider {
+    /**
+     * Handle a find references request.
+     *
+     * @param document The document in which to search for references.
+     * @param params The parameters of the find references request.
+     * @param cancelToken A cancellation token that can be used to cancel the request.
+     * @returns The locations of the references.
+     *
+     * @throws `OperationCancelled` if cancellation is detected during execution
+     * @throws `ResponseError` if an error is detected that should be sent as response to the client
+     */
+    findReferences(document: LangiumDocument, params: ReferenceParams, cancelToken?: CancellationToken): MaybePromise<Location[]>;
+}
+export declare class DefaultReferencesProvider implements ReferencesProvider {
+    protected readonly nameProvider: NameProvider;
+    protected readonly references: References;
+    protected readonly grammarConfig: GrammarConfig;
+    constructor(services: LangiumServices);
+    findReferences(document: LangiumDocument, params: ReferenceParams, _cancelToken?: CancellationToken): MaybePromise<Location[]>;
+    protected getReferences(selectedNode: LeafCstNode, params: ReferenceParams, _document: LangiumDocument): Location[];
+}
+//# sourceMappingURL=references-provider.d.ts.map