50 lines
2.2 KiB
JavaScript
50 lines
2.2 KiB
JavaScript
/*---------------------------------------------------------------------------------------------
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* Copyright (c) Red Hat, Inc. All rights reserved.
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* Copyright (c) Adam Voss. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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import { Parser, Composer, LineCounter } from 'yaml';
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import { YAMLDocument, SingleYAMLDocument } from './yaml-documents';
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import { getCustomTags } from './custom-tag-provider';
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import { TextBuffer } from '../utils/textBuffer';
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export { YAMLDocument, SingleYAMLDocument };
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export const defaultOptions = {
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customTags: [],
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yamlVersion: '1.2',
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};
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/**
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* `yaml-ast-parser-custom-tags` parses the AST and
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* returns YAML AST nodes, which are then formatted
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* for consumption via the language server.
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*/
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export function parse(text, parserOptions = defaultOptions, document) {
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const options = {
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strict: false,
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customTags: getCustomTags(parserOptions.customTags),
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version: parserOptions.yamlVersion ?? defaultOptions.yamlVersion,
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keepSourceTokens: true,
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};
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const composer = new Composer(options);
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const lineCounter = new LineCounter();
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let isLastLineEmpty = false;
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if (document) {
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const textBuffer = new TextBuffer(document);
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const position = textBuffer.getPosition(text.length);
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const lineContent = textBuffer.getLineContent(position.line);
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isLastLineEmpty = lineContent.trim().length === 0;
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}
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const parser = isLastLineEmpty ? new Parser() : new Parser(lineCounter.addNewLine);
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const tokens = parser.parse(text);
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const tokensArr = Array.from(tokens);
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const docs = composer.compose(tokensArr, true, text.length);
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// Generate the SingleYAMLDocs from the AST nodes
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const yamlDocs = Array.from(docs, (doc) => parsedDocToSingleYAMLDocument(doc, lineCounter));
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// Consolidate the SingleYAMLDocs
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return new YAMLDocument(yamlDocs, tokensArr);
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}
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function parsedDocToSingleYAMLDocument(parsedDoc, lineCounter) {
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const syd = new SingleYAMLDocument(lineCounter);
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syd.internalDocument = parsedDoc;
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return syd;
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}
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//# sourceMappingURL=yamlParser07.js.map
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