First commit.

Signed-off-by: Chen Xiao <abigwc@gmail.com>
2026-05-08 14:43:16 +08:00
commit 0b64e2de94
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+/******************************************************************************
+ * 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 { CallHierarchyIncomingCall, CallHierarchyIncomingCallsParams, CallHierarchyItem, CallHierarchyOutgoingCall, CallHierarchyOutgoingCallsParams, CallHierarchyPrepareParams } from 'vscode-languageserver';
+import type { CancellationToken } from '../utils/cancellation.js';
+import type { GrammarConfig } from '../languages/grammar-config.js';
+import type { NameProvider } from '../references/name-provider.js';
+import type { References } from '../references/references.js';
+import type { LangiumServices } from './lsp-services.js';
+import type { AstNode } from '../syntax-tree.js';
+import type { Stream } from '../utils/stream.js';
+import type { ReferenceDescription } from '../workspace/ast-descriptions.js';
+import type { LangiumDocument, LangiumDocuments } from '../workspace/documents.js';
+import type { MaybePromise } from '../utils/promise-utils.js';
+/**
+ * Language-specific service for handling call hierarchy requests.
+ */
+export interface CallHierarchyProvider {
+    prepareCallHierarchy(document: LangiumDocument, params: CallHierarchyPrepareParams, cancelToken?: CancellationToken): MaybePromise<CallHierarchyItem[] | undefined>;
+    incomingCalls(params: CallHierarchyIncomingCallsParams, cancelToken?: CancellationToken): MaybePromise<CallHierarchyIncomingCall[] | undefined>;
+    outgoingCalls(params: CallHierarchyOutgoingCallsParams, cancelToken?: CancellationToken): MaybePromise<CallHierarchyOutgoingCall[] | undefined>;
+}
+export declare abstract class AbstractCallHierarchyProvider implements CallHierarchyProvider {
+    protected readonly grammarConfig: GrammarConfig;
+    protected readonly nameProvider: NameProvider;
+    protected readonly documents: LangiumDocuments;
+    protected readonly references: References;
+    constructor(services: LangiumServices);
+    prepareCallHierarchy(document: LangiumDocument<AstNode>, params: CallHierarchyPrepareParams): MaybePromise<CallHierarchyItem[] | undefined>;
+    protected getCallHierarchyItems(targetNode: AstNode, document: LangiumDocument<AstNode>): CallHierarchyItem[] | undefined;
+    protected getCallHierarchyItem(_targetNode: AstNode): Partial<CallHierarchyItem> | undefined;
+    incomingCalls(params: CallHierarchyIncomingCallsParams): Promise<CallHierarchyIncomingCall[] | undefined>;
+    /**
+     * Override this method to collect the incoming calls for your language
+     */
+    protected abstract getIncomingCalls(node: AstNode, references: Stream<ReferenceDescription>): MaybePromise<CallHierarchyIncomingCall[] | undefined>;
+    outgoingCalls(params: CallHierarchyOutgoingCallsParams): Promise<CallHierarchyOutgoingCall[] | undefined>;
+    /**
+     * Override this method to collect the outgoing calls for your language
+     */
+    protected abstract getOutgoingCalls(node: AstNode): MaybePromise<CallHierarchyOutgoingCall[] | undefined>;
+}
+//# sourceMappingURL=call-hierarchy-provider.d.ts.map