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406 lines
16 KiB
JavaScript
406 lines
16 KiB
JavaScript
"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return extendStatics(d, b);
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};
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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Object.defineProperty(exports, "__esModule", { value: true });
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var path_1 = require("path");
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var sourceMapSupport = require("source-map-support");
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var yn_1 = require("yn");
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var make_error_1 = require("make-error");
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var util = require("util");
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/**
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* @internal
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*/
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exports.INSPECT_CUSTOM = util.inspect.custom || 'inspect';
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/**
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* Debugging `ts-node`.
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*/
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var shouldDebug = yn_1.default(process.env.TS_NODE_DEBUG);
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var debug = shouldDebug ? console.log.bind(console, 'ts-node') : function () { return undefined; };
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var debugFn = shouldDebug ?
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function (key, fn) {
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var i = 0;
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return function (x) {
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debug(key, x, ++i);
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return fn(x);
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};
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} :
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function (_, fn) { return fn; };
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/**
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* Export the current version.
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*/
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exports.VERSION = require('../package.json').version;
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/**
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* Track the project information.
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*/
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var MemoryCache = /** @class */ (function () {
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function MemoryCache(rootFileNames) {
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if (rootFileNames === void 0) { rootFileNames = []; }
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this.rootFileNames = rootFileNames;
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this.fileContents = new Map();
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this.fileVersions = new Map();
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for (var _i = 0, rootFileNames_1 = rootFileNames; _i < rootFileNames_1.length; _i++) {
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var fileName = rootFileNames_1[_i];
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this.fileVersions.set(fileName, 1);
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}
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}
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return MemoryCache;
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}());
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/**
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* Default register options.
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*/
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exports.DEFAULTS = {
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files: yn_1.default(process.env['TS_NODE_FILES']),
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pretty: yn_1.default(process.env['TS_NODE_PRETTY']),
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compiler: process.env['TS_NODE_COMPILER'],
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compilerOptions: parse(process.env['TS_NODE_COMPILER_OPTIONS']),
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ignore: split(process.env['TS_NODE_IGNORE']),
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project: process.env['TS_NODE_PROJECT'],
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skipIgnore: yn_1.default(process.env['TS_NODE_SKIP_IGNORE']),
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skipProject: yn_1.default(process.env['TS_NODE_SKIP_PROJECT']),
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ignoreDiagnostics: split(process.env['TS_NODE_IGNORE_DIAGNOSTICS']),
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typeCheck: yn_1.default(process.env['TS_NODE_TYPE_CHECK']),
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transpileOnly: yn_1.default(process.env['TS_NODE_TRANSPILE_ONLY'])
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};
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/**
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* Default TypeScript compiler options required by `ts-node`.
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*/
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var TS_NODE_COMPILER_OPTIONS = {
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sourceMap: true,
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inlineSourceMap: false,
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inlineSources: true,
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declaration: false,
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noEmit: false,
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outDir: '$$ts-node$$'
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};
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/**
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* Split a string array of values.
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*/
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function split(value) {
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return typeof value === 'string' ? value.split(/ *, */g) : undefined;
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}
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exports.split = split;
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/**
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* Parse a string as JSON.
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*/
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function parse(value) {
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return typeof value === 'string' ? JSON.parse(value) : undefined;
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}
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exports.parse = parse;
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/**
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* Replace backslashes with forward slashes.
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*/
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function normalizeSlashes(value) {
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return value.replace(/\\/g, '/');
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}
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exports.normalizeSlashes = normalizeSlashes;
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/**
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* TypeScript diagnostics error.
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*/
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var TSError = /** @class */ (function (_super) {
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__extends(TSError, _super);
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function TSError(diagnosticText, diagnosticCodes) {
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var _this = _super.call(this, "\u2A2F Unable to compile TypeScript:\n" + diagnosticText) || this;
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_this.diagnosticText = diagnosticText;
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_this.diagnosticCodes = diagnosticCodes;
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_this.name = 'TSError';
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return _this;
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}
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/**
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* @internal
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*/
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TSError.prototype[exports.INSPECT_CUSTOM] = function () {
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return this.diagnosticText;
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};
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return TSError;
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}(make_error_1.BaseError));
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exports.TSError = TSError;
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/**
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* Register TypeScript compiler.
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*/
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function register(opts) {
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if (opts === void 0) { opts = {}; }
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var options = Object.assign({}, exports.DEFAULTS, opts);
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var originalJsHandler = require.extensions['.js'];
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var ignoreDiagnostics = [
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6059,
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18002,
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18003
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].concat((options.ignoreDiagnostics || [])).map(Number);
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var ignore = options.skipIgnore ? [] : (options.ignore || ['/node_modules/']).map(function (str) { return new RegExp(str); });
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// Require the TypeScript compiler and configuration.
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var cwd = process.cwd();
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var typeCheck = options.typeCheck === true || options.transpileOnly !== true;
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var compiler = require.resolve(options.compiler || 'typescript', { paths: [cwd, __dirname] });
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var ts = require(compiler);
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var transformers = options.transformers || undefined;
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var readFile = options.readFile || ts.sys.readFile;
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var fileExists = options.fileExists || ts.sys.fileExists;
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var config = readConfig(cwd, ts, fileExists, readFile, options);
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var configDiagnosticList = filterDiagnostics(config.errors, ignoreDiagnostics);
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var extensions = ['.ts'];
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var outputCache = new Map();
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var diagnosticHost = {
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getNewLine: function () { return ts.sys.newLine; },
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getCurrentDirectory: function () { return cwd; },
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getCanonicalFileName: function (path) { return path; }
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};
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// Install source map support and read from memory cache.
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sourceMapSupport.install({
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environment: 'node',
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retrieveFile: function (path) {
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return outputCache.get(path) || '';
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}
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});
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var formatDiagnostics = process.stdout.isTTY || options.pretty
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? ts.formatDiagnosticsWithColorAndContext
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: ts.formatDiagnostics;
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function createTSError(diagnostics) {
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var diagnosticText = formatDiagnostics(diagnostics, diagnosticHost);
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var diagnosticCodes = diagnostics.map(function (x) { return x.code; });
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return new TSError(diagnosticText, diagnosticCodes);
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}
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// Render the configuration errors and exit the script.
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if (configDiagnosticList.length)
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throw createTSError(configDiagnosticList);
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// Enable additional extensions when JSX or `allowJs` is enabled.
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if (config.options.jsx)
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extensions.push('.tsx');
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if (config.options.allowJs)
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extensions.push('.js');
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if (config.options.jsx && config.options.allowJs)
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extensions.push('.jsx');
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/**
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* Get the extension for a transpiled file.
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*/
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var getExtension = config.options.jsx === ts.JsxEmit.Preserve ?
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(function (path) { return /\.[tj]sx$/.test(path) ? '.jsx' : '.js'; }) :
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(function (_) { return '.js'; });
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/**
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* Create the basic required function using transpile mode.
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*/
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var getOutput = function (code, fileName, lineOffset) {
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if (lineOffset === void 0) { lineOffset = 0; }
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var result = ts.transpileModule(code, {
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fileName: fileName,
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transformers: transformers,
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compilerOptions: config.options,
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reportDiagnostics: true
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});
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var diagnosticList = result.diagnostics ?
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filterDiagnostics(result.diagnostics, ignoreDiagnostics) :
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[];
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if (diagnosticList.length)
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throw createTSError(diagnosticList);
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return [result.outputText, result.sourceMapText];
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};
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var getTypeInfo = function (_code, _fileName, _position) {
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throw new TypeError("Type information is unavailable without \"--type-check\"");
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};
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// Use full language services when the fast option is disabled.
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if (typeCheck) {
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var memoryCache_1 = new MemoryCache(config.fileNames);
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// Create the compiler host for type checking.
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var serviceHost = {
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getScriptFileNames: function () { return memoryCache_1.rootFileNames; },
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getScriptVersion: function (fileName) {
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var version = memoryCache_1.fileVersions.get(fileName);
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return version === undefined ? '' : version.toString();
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},
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getScriptSnapshot: function (fileName) {
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var contents = memoryCache_1.fileContents.get(fileName);
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// Read contents into TypeScript memory cache.
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if (contents === undefined) {
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contents = readFile(fileName);
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if (contents === undefined)
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return;
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memoryCache_1.fileVersions.set(fileName, 1);
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memoryCache_1.fileContents.set(fileName, contents);
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}
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return ts.ScriptSnapshot.fromString(contents);
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},
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fileExists: debugFn('fileExists', fileExists),
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readFile: debugFn('readFile', readFile),
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readDirectory: debugFn('readDirectory', ts.sys.readDirectory),
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getDirectories: debugFn('getDirectories', ts.sys.getDirectories),
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directoryExists: debugFn('directoryExists', ts.sys.directoryExists),
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realpath: debugFn('realpath', ts.sys.realpath),
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getNewLine: function () { return ts.sys.newLine; },
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useCaseSensitiveFileNames: function () { return ts.sys.useCaseSensitiveFileNames; },
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getCurrentDirectory: function () { return cwd; },
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getCompilationSettings: function () { return config.options; },
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getDefaultLibFileName: function () { return ts.getDefaultLibFilePath(config.options); },
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getCustomTransformers: function () { return transformers; }
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};
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var registry = ts.createDocumentRegistry(ts.sys.useCaseSensitiveFileNames, cwd);
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var service_1 = ts.createLanguageService(serviceHost, registry);
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// Set the file contents into cache manually.
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var updateMemoryCache_1 = function (contents, fileName) {
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var fileVersion = memoryCache_1.fileVersions.get(fileName) || 0;
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// Add to `rootFiles` when discovered for the first time.
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if (fileVersion === 0)
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memoryCache_1.rootFileNames.push(fileName);
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// Avoid incrementing cache when nothing has changed.
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if (memoryCache_1.fileContents.get(fileName) === contents)
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return;
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memoryCache_1.fileVersions.set(fileName, fileVersion + 1);
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memoryCache_1.fileContents.set(fileName, contents);
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};
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getOutput = function (code, fileName, lineOffset) {
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if (lineOffset === void 0) { lineOffset = 0; }
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updateMemoryCache_1(code, fileName);
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var output = service_1.getEmitOutput(fileName);
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// Get the relevant diagnostics - this is 3x faster than `getPreEmitDiagnostics`.
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var diagnostics = service_1.getSemanticDiagnostics(fileName)
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.concat(service_1.getSyntacticDiagnostics(fileName));
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var diagnosticList = filterDiagnostics(diagnostics, ignoreDiagnostics);
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if (diagnosticList.length)
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throw createTSError(diagnosticList);
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if (output.emitSkipped) {
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throw new TypeError(path_1.relative(cwd, fileName) + ": Emit skipped");
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}
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// Throw an error when requiring `.d.ts` files.
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if (output.outputFiles.length === 0) {
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throw new TypeError('Unable to require `.d.ts` file.\n' +
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'This is usually the result of a faulty configuration or import. ' +
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'Make sure there is a `.js`, `.json` or another executable extension and ' +
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'loader (attached before `ts-node`) available alongside ' +
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("`" + path_1.basename(fileName) + "`."));
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}
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return [output.outputFiles[1].text, output.outputFiles[0].text];
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};
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getTypeInfo = function (code, fileName, position) {
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updateMemoryCache_1(code, fileName);
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var info = service_1.getQuickInfoAtPosition(fileName, position);
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var name = ts.displayPartsToString(info ? info.displayParts : []);
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var comment = ts.displayPartsToString(info ? info.documentation : []);
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return { name: name, comment: comment };
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};
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}
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// Create a simple TypeScript compiler proxy.
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function compile(code, fileName, lineOffset) {
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var _a = getOutput(code, fileName, lineOffset), value = _a[0], sourceMap = _a[1];
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var output = updateOutput(value, fileName, sourceMap, getExtension);
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outputCache.set(fileName, output);
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return output;
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}
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var register = { cwd: cwd, compile: compile, getTypeInfo: getTypeInfo, extensions: extensions, ts: ts };
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// Register the extensions.
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extensions.forEach(function (extension) {
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registerExtension(extension, ignore, register, originalJsHandler);
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});
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return register;
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}
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exports.register = register;
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/**
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* Check if the filename should be ignored.
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*/
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function shouldIgnore(filename, ignore) {
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var relname = normalizeSlashes(filename);
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return ignore.some(function (x) { return x.test(relname); });
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}
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/**
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* Register the extension for node.
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*/
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function registerExtension(ext, ignore, register, originalHandler) {
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var old = require.extensions[ext] || originalHandler;
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require.extensions[ext] = function (m, filename) {
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if (shouldIgnore(filename, ignore)) {
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return old(m, filename);
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}
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var _compile = m._compile;
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m._compile = function (code, fileName) {
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debug('module._compile', fileName);
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return _compile.call(this, register.compile(code, fileName), fileName);
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};
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return old(m, filename);
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};
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}
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/**
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* Do post-processing on config options to support `ts-node`.
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*/
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function fixConfig(ts, config) {
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// Delete options that *should not* be passed through.
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delete config.options.out;
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delete config.options.outFile;
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delete config.options.composite;
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delete config.options.declarationDir;
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delete config.options.declarationMap;
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delete config.options.emitDeclarationOnly;
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// Target ES5 output by default (instead of ES3).
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if (config.options.target === undefined) {
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config.options.target = ts.ScriptTarget.ES5;
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}
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// Target CommonJS modules by default (instead of magically switching to ES6 when the target is ES6).
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if (config.options.module === undefined) {
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config.options.module = ts.ModuleKind.CommonJS;
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}
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return config;
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}
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/**
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* Load TypeScript configuration.
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*/
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function readConfig(cwd, ts, fileExists, readFile, options) {
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var config = { compilerOptions: {} };
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var basePath = normalizeSlashes(cwd);
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var configFileName = undefined;
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// Read project configuration when available.
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if (!options.skipProject) {
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configFileName = options.project
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? normalizeSlashes(path_1.resolve(cwd, options.project))
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: ts.findConfigFile(normalizeSlashes(cwd), fileExists);
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if (configFileName) {
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var result = ts.readConfigFile(configFileName, readFile);
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// Return diagnostics.
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if (result.error) {
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return { errors: [result.error], fileNames: [], options: {} };
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}
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config = result.config;
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basePath = normalizeSlashes(path_1.dirname(configFileName));
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}
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}
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// Remove resolution of "files".
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if (!options.files) {
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config.files = [];
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config.include = [];
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}
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// Override default configuration options `ts-node` requires.
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config.compilerOptions = Object.assign({}, config.compilerOptions, options.compilerOptions, TS_NODE_COMPILER_OPTIONS);
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return fixConfig(ts, ts.parseJsonConfigFileContent(config, ts.sys, basePath, undefined, configFileName));
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}
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/**
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* Update the output remapping the source map.
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*/
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function updateOutput(outputText, fileName, sourceMap, getExtension) {
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var base64Map = Buffer.from(updateSourceMap(sourceMap, fileName), 'utf8').toString('base64');
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var sourceMapContent = "data:application/json;charset=utf-8;base64," + base64Map;
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var sourceMapLength = (path_1.basename(fileName) + ".map").length + (getExtension(fileName).length - path_1.extname(fileName).length);
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return outputText.slice(0, -sourceMapLength) + sourceMapContent;
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}
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/**
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* Update the source map contents for improved output.
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*/
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function updateSourceMap(sourceMapText, fileName) {
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var sourceMap = JSON.parse(sourceMapText);
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sourceMap.file = fileName;
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sourceMap.sources = [fileName];
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delete sourceMap.sourceRoot;
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return JSON.stringify(sourceMap);
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}
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/**
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* Filter diagnostics.
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*/
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function filterDiagnostics(diagnostics, ignore) {
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return diagnostics.filter(function (x) { return ignore.indexOf(x.code) === -1; });
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}
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//# sourceMappingURL=index.js.map
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