61 lines
3.0 KiB
JavaScript
61 lines
3.0 KiB
JavaScript
/******************************************************************************
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* Copyright 2022 TypeFox GmbH
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* This program and the accompanying materials are made available under the
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* terms of the MIT License, which is available in the project root.
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******************************************************************************/
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import { SymbolKind } from 'vscode-languageserver';
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import { findDeclarationNodeAtOffset } from '../utils/cst-utils.js';
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import { URI } from '../utils/uri-utils.js';
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export class AbstractCallHierarchyProvider {
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constructor(services) {
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this.grammarConfig = services.parser.GrammarConfig;
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this.nameProvider = services.references.NameProvider;
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this.documents = services.shared.workspace.LangiumDocuments;
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this.references = services.references.References;
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}
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prepareCallHierarchy(document, params) {
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const rootNode = document.parseResult.value;
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const targetNode = findDeclarationNodeAtOffset(rootNode.$cstNode, document.textDocument.offsetAt(params.position), this.grammarConfig.nameRegexp);
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if (!targetNode) {
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return undefined;
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}
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const declarationNode = this.references.findDeclarationNode(targetNode);
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if (!declarationNode) {
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return undefined;
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}
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return this.getCallHierarchyItems(declarationNode.astNode, document);
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}
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getCallHierarchyItems(targetNode, document) {
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const nameNode = this.nameProvider.getNameNode(targetNode);
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const name = this.nameProvider.getName(targetNode);
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if (!nameNode || !targetNode.$cstNode || name === undefined) {
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return undefined;
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}
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return [Object.assign({ kind: SymbolKind.Method, name, range: targetNode.$cstNode.range, selectionRange: nameNode.range, uri: document.uri.toString() }, this.getCallHierarchyItem(targetNode))];
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}
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getCallHierarchyItem(_targetNode) {
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return undefined;
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}
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async incomingCalls(params) {
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const document = await this.documents.getOrCreateDocument(URI.parse(params.item.uri));
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const rootNode = document.parseResult.value;
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const targetNode = findDeclarationNodeAtOffset(rootNode.$cstNode, document.textDocument.offsetAt(params.item.range.start), this.grammarConfig.nameRegexp);
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if (!targetNode) {
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return undefined;
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}
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const references = this.references.findReferences(targetNode.astNode, {
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includeDeclaration: false
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});
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return this.getIncomingCalls(targetNode.astNode, references);
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}
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async outgoingCalls(params) {
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const document = await this.documents.getOrCreateDocument(URI.parse(params.item.uri));
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const rootNode = document.parseResult.value;
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const targetNode = findDeclarationNodeAtOffset(rootNode.$cstNode, document.textDocument.offsetAt(params.item.range.start), this.grammarConfig.nameRegexp);
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if (!targetNode) {
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return undefined;
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}
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return this.getOutgoingCalls(targetNode.astNode);
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}
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}
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//# sourceMappingURL=call-hierarchy-provider.js.map
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