45 lines
2.1 KiB
JavaScript
45 lines
2.1 KiB
JavaScript
/******************************************************************************
|
|
* 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 { LocationLink } from 'vscode-languageserver';
|
|
import { getDocument } from '../utils/ast-utils.js';
|
|
import { findDeclarationNodeAtOffset } from '../utils/cst-utils.js';
|
|
export class DefaultDefinitionProvider {
|
|
constructor(services) {
|
|
this.nameProvider = services.references.NameProvider;
|
|
this.references = services.references.References;
|
|
this.grammarConfig = services.parser.GrammarConfig;
|
|
}
|
|
getDefinition(document, params, _cancelToken) {
|
|
const rootNode = document.parseResult.value;
|
|
if (rootNode.$cstNode) {
|
|
const cst = rootNode.$cstNode;
|
|
const sourceCstNode = findDeclarationNodeAtOffset(cst, document.textDocument.offsetAt(params.position), this.grammarConfig.nameRegexp);
|
|
if (sourceCstNode) {
|
|
return this.collectLocationLinks(sourceCstNode, params);
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
collectLocationLinks(sourceCstNode, _params) {
|
|
var _a;
|
|
const goToLink = this.findLink(sourceCstNode);
|
|
if (goToLink) {
|
|
return [LocationLink.create(goToLink.targetDocument.textDocument.uri, ((_a = goToLink.target.astNode.$cstNode) !== null && _a !== void 0 ? _a : goToLink.target).range, goToLink.target.range, goToLink.source.range)];
|
|
}
|
|
return undefined;
|
|
}
|
|
findLink(source) {
|
|
const target = this.references.findDeclarationNode(source);
|
|
if (target === null || target === void 0 ? void 0 : target.astNode) {
|
|
const targetDocument = getDocument(target.astNode);
|
|
if (target && targetDocument) {
|
|
return { source, target, targetDocument };
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
}
|
|
//# sourceMappingURL=definition-provider.js.map
|