76 lines
3.1 KiB
JavaScript
76 lines
3.1 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.format = format;
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/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. 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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const fs = require("fs");
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const path = require("path");
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const ts = require("typescript");
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class LanguageServiceHost {
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files = {};
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addFile(fileName, text) {
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this.files[fileName] = ts.ScriptSnapshot.fromString(text);
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}
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fileExists(path) {
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return !!this.files[path];
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}
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readFile(path) {
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return this.files[path]?.getText(0, this.files[path].getLength());
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}
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// for ts.LanguageServiceHost
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getCompilationSettings = () => ts.getDefaultCompilerOptions();
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getScriptFileNames = () => Object.keys(this.files);
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getScriptVersion = (_fileName) => '0';
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getScriptSnapshot = (fileName) => this.files[fileName];
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getCurrentDirectory = () => process.cwd();
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getDefaultLibFileName = (options) => ts.getDefaultLibFilePath(options);
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}
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const defaults = {
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baseIndentSize: 0,
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indentSize: 4,
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tabSize: 4,
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indentStyle: ts.IndentStyle.Smart,
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newLineCharacter: '\r\n',
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convertTabsToSpaces: false,
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insertSpaceAfterCommaDelimiter: true,
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insertSpaceAfterSemicolonInForStatements: true,
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insertSpaceBeforeAndAfterBinaryOperators: true,
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insertSpaceAfterConstructor: false,
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insertSpaceAfterKeywordsInControlFlowStatements: true,
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insertSpaceAfterFunctionKeywordForAnonymousFunctions: false,
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insertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis: false,
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insertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets: false,
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insertSpaceAfterOpeningAndBeforeClosingNonemptyBraces: true,
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insertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces: false,
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insertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces: false,
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insertSpaceAfterTypeAssertion: false,
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insertSpaceBeforeFunctionParenthesis: false,
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placeOpenBraceOnNewLineForFunctions: false,
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placeOpenBraceOnNewLineForControlBlocks: false,
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insertSpaceBeforeTypeAnnotation: false,
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};
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const getOverrides = (() => {
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let value;
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return () => {
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value ??= JSON.parse(fs.readFileSync(path.join(__dirname, '..', '..', 'tsfmt.json'), 'utf8'));
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return value;
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};
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})();
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function format(fileName, text) {
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const host = new LanguageServiceHost();
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host.addFile(fileName, text);
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const languageService = ts.createLanguageService(host);
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const edits = languageService.getFormattingEditsForDocument(fileName, { ...defaults, ...getOverrides() });
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edits
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.sort((a, b) => a.span.start - b.span.start)
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.reverse()
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.forEach(edit => {
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const head = text.slice(0, edit.span.start);
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const tail = text.slice(edit.span.start + edit.span.length);
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text = `${head}${edit.newText}${tail}`;
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});
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return text;
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}
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//# sourceMappingURL=formatter.js.map
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