TypeScript vscode-languageserver-types.CompletionList类代码示例

	function assertCompletions(value: string, expected: { count?: number, items?: ItemDescription[] }, testUri: string, workspaceFolders?: WorkspaceFolder[], lang: string = 'css'): void {
		const offset = value.indexOf('|');
		value = value.substr(0, offset) + value.substr(offset + 1);

		const document = TextDocument.create(testUri, lang, 0, value);
		const position = document.positionAt(offset);

		if (!workspaceFolders) {
			workspaceFolders = [{ name: 'x', uri: testUri.substr(0, testUri.lastIndexOf('/')) }];
		}

		let participantResult = CompletionList.create([]);
		cssLanguageService.setCompletionParticipants([getPathCompletionParticipant(document, workspaceFolders, participantResult)]);

		const stylesheet = cssLanguageService.parseStylesheet(document);
		let list = cssLanguageService.doComplete(document, position, stylesheet)!;
		list.items = list.items.concat(participantResult.items);

		if (expected.count) {
			assert.equal(list.items.length, expected.count);
		}
		if (expected.items) {
			for (let item of expected.items) {
				assertCompletion(list, item, document, offset);
			}
		}
	}

	function assertCompletions(value: string, expected: { count?: number, items?: ItemDescription[] }, uri = testUri, workspaceFolders?: Proposed.WorkspaceFolder[]): void {
		let offset = value.indexOf('|');
		value = value.substr(0, offset) + value.substr(offset + 1);

		let document = TextDocument.create(uri, 'html', 0, value);
		let position = document.positionAt(offset);

		var languageModes = getLanguageModes({ css: true, javascript: true });
		var mode = languageModes.getModeAtPosition(document, position);

		if (!workspaceFolders) {
			workspaceFolders = [{ name: 'x', uri: path.dirname(uri) }];
		}

		let participantResult = CompletionList.create([]);
		if (mode.setCompletionParticipants) {
			mode.setCompletionParticipants([getPathCompletionParticipant(document, workspaceFolders, participantResult)]);
		}

		let list = mode.doComplete!(document, position);
		list.items = list.items.concat(participantResult.items);

		if (expected.count) {
			assert.equal(list.items, expected.count);
		}
		if (expected.items) {
			for (let item of expected.items) {
				assertCompletion(list, item, document, offset);
			}
		}
	}

	function assertCompletions(syntax: string, value: string, expectedProposal: string | null, expectedProposalDoc: string | null): void {
		const offset = value.indexOf('|');
		value = value.substr(0, offset) + value.substr(offset + 1);

		const workspace = {
			settings: {},
			folders: [{ name: 'test', uri: 'test://test' }]
		};

		const document = TextDocument.create('test://test/test.' + syntax, syntax, 0, value);
		const position = document.positionAt(offset);
		const documentRegions = getLanguageModelCache<embeddedSupport.HTMLDocumentRegions>(10, 60, document => embeddedSupport.getDocumentRegions(htmlLanguageService, document));
		const mode = syntax === 'html' ? getHTMLMode(htmlLanguageService, workspace) : getCSSMode(documentRegions, workspace);

		const emmetCompletionList = CompletionList.create([], false);
		const emmetParticipant = getEmmetCompletionParticipants(document, position, document.languageId, {}, emmetCompletionList);

		const list = mode.doComplete!(document, position, {}, [emmetParticipant]);
		assert.ok(list);
		assert.ok(emmetCompletionList);

		let actualLabels = emmetCompletionList.items.map(c => c.label).sort();
		let actualDocs = emmetCompletionList.items.map(c => c.documentation).sort();
		if (expectedProposal && expectedProposalDoc) {
			assert.ok(actualLabels.indexOf(expectedProposal) !== -1, value + ': Not found:' + expectedProposal + ' is ' + actualLabels.join(', '));
			assert.ok(actualDocs.indexOf(expectedProposalDoc) !== -1, value + ': Not found:' + expectedProposalDoc + ' is ' + actualDocs.join(', '));
		} else {
			assert.ok(!emmetCompletionList.items.length && !emmetCompletionList.isIncomplete, value + ': No proposals expected, but was ' + actualLabels.join(', '));
		}

	}

export function getCSSMode(documentRegions: LanguageModelCache<HTMLDocumentRegions>, workspace: Workspace): LanguageMode {
	let cssLanguageService = getCSSLanguageService();
	let embeddedCSSDocuments = getLanguageModelCache<TextDocument>(10, 60, document => documentRegions.get(document).getEmbeddedDocument('css'));
	let cssStylesheets = getLanguageModelCache<Stylesheet>(10, 60, document => cssLanguageService.parseStylesheet(document));

	return {
		getId() {
			return 'css';
		},
		doValidation(document: TextDocument, settings = workspace.settings) {
			let embedded = embeddedCSSDocuments.get(document);
			return cssLanguageService.doValidation(embedded, cssStylesheets.get(embedded), settings && settings.css);
		},
		doComplete(document: TextDocument, position: Position, _settings = workspace.settings) {
			let embedded = embeddedCSSDocuments.get(document);
			const stylesheet = cssStylesheets.get(embedded);
			return cssLanguageService.doComplete(embedded, position, stylesheet) || CompletionList.create();
		},
		doHover(document: TextDocument, position: Position) {
			let embedded = embeddedCSSDocuments.get(document);
			return cssLanguageService.doHover(embedded, position, cssStylesheets.get(embedded));
		},
		findDocumentHighlight(document: TextDocument, position: Position) {
			let embedded = embeddedCSSDocuments.get(document);
			return cssLanguageService.findDocumentHighlights(embedded, position, cssStylesheets.get(embedded));
		},
		findDocumentSymbols(document: TextDocument) {
			let embedded = embeddedCSSDocuments.get(document);
			return cssLanguageService.findDocumentSymbols(embedded, cssStylesheets.get(embedded)).filter(s => s.name !== CSS_STYLE_RULE);
		},
		findDefinition(document: TextDocument, position: Position) {
			let embedded = embeddedCSSDocuments.get(document);
			return cssLanguageService.findDefinition(embedded, position, cssStylesheets.get(embedded));
		},
		findReferences(document: TextDocument, position: Position) {
			let embedded = embeddedCSSDocuments.get(document);
			return cssLanguageService.findReferences(embedded, position, cssStylesheets.get(embedded));
		},
		findDocumentColors(document: TextDocument) {
			let embedded = embeddedCSSDocuments.get(document);
			return cssLanguageService.findDocumentColors(embedded, cssStylesheets.get(embedded));
		},
		getColorPresentations(document: TextDocument, color: Color, range: Range) {
			let embedded = embeddedCSSDocuments.get(document);
			return cssLanguageService.getColorPresentations(embedded, cssStylesheets.get(embedded), color, range);
		},
		getFoldingRanges(document: TextDocument): FoldingRange[] {
			let embedded = embeddedCSSDocuments.get(document);
			return cssLanguageService.getFoldingRanges(embedded, {});
		},
		onDocumentRemoved(document: TextDocument) {
			embeddedCSSDocuments.onDocumentRemoved(document);
			cssStylesheets.onDocumentRemoved(document);
		},
		dispose() {
			embeddedCSSDocuments.dispose();
			cssStylesheets.dispose();
		}
	};
}