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- "use strict";
- var __assign = (this && this.__assign) || function () {
- __assign = Object.assign || function(t) {
- for (var s, i = 1, n = arguments.length; i < n; i++) {
- s = arguments[i];
- for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
- t[p] = s[p];
- }
- return t;
- };
- return __assign.apply(this, arguments);
- };
- var __values = (this && this.__values) || function(o) {
- var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
- if (m) return m.call(o);
- if (o && typeof o.length === "number") return {
- next: function () {
- if (o && i >= o.length) o = void 0;
- return { value: o && o[i++], done: !o };
- }
- };
- throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
- };
- var __read = (this && this.__read) || function (o, n) {
- var m = typeof Symbol === "function" && o[Symbol.iterator];
- if (!m) return o;
- var i = m.call(o), r, ar = [], e;
- try {
- while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
- }
- catch (error) { e = { error: error }; }
- finally {
- try {
- if (r && !r.done && (m = i["return"])) m.call(i);
- }
- finally { if (e) throw e.error; }
- }
- return ar;
- };
- Object.defineProperty(exports, "__esModule", { value: true });
- var bs_logger_1 = require("bs-logger");
- var bufferFrom = require("buffer-from");
- var stableStringify = require("fast-json-stable-stringify");
- var fs_1 = require("fs");
- var memoize = require("lodash.memoize");
- var mkdirp = require("mkdirp");
- var path_1 = require("path");
- var messages_1 = require("./util/messages");
- var sha1_1 = require("./util/sha1");
- var hasOwn = Object.prototype.hasOwnProperty;
- function createCompiler(configs) {
- var e_1, _a, _b, _c;
- var logger = configs.logger.child({ namespace: 'ts-compiler' });
- logger.debug('creating typescript compiler', configs.tsJest.isolatedModules ? '(isolated modules)' : '(language service)');
- var cachedir = configs.tsCacheDir;
- var memoryCache = {
- contents: Object.create(null),
- versions: Object.create(null),
- outputs: Object.create(null),
- };
- var ts = configs.compilerModule;
- var cwd = configs.cwd;
- var extensions = ['.ts', '.tsx'];
- var _d = configs.typescript, compilerOptions = _d.options, fileNames = _d.fileNames;
- if (compilerOptions.allowJs) {
- extensions.push('.js');
- extensions.push('.jsx');
- }
- try {
- for (var fileNames_1 = __values(fileNames), fileNames_1_1 = fileNames_1.next(); !fileNames_1_1.done; fileNames_1_1 = fileNames_1.next()) {
- var path = fileNames_1_1.value;
- memoryCache.versions[path] = 1;
- }
- }
- catch (e_1_1) { e_1 = { error: e_1_1 }; }
- finally {
- try {
- if (fileNames_1_1 && !fileNames_1_1.done && (_a = fileNames_1.return)) _a.call(fileNames_1);
- }
- finally { if (e_1) throw e_1.error; }
- }
- var getExtension = compilerOptions.jsx === ts.JsxEmit.Preserve
- ? function (path) { return (/\.[tj]sx$/.test(path) ? '.jsx' : '.js'); }
- : function (_) { return '.js'; };
- var transformers = configs.tsCustomTransformers;
- var getOutput = function (code, fileName) {
- logger.debug({ fileName: fileName }, 'getOutput(): compiling as isolated module');
- var result = ts.transpileModule(code, {
- fileName: fileName,
- transformers: transformers,
- compilerOptions: compilerOptions,
- reportDiagnostics: configs.shouldReportDiagnostic(fileName),
- });
- if (result.diagnostics)
- configs.raiseDiagnostics(result.diagnostics, fileName, logger);
- return [result.outputText, result.sourceMapText];
- };
- var getTypeInfo = function (_code, _fileName, _position) {
- throw new TypeError(messages_1.Errors.TypesUnavailableWithoutTypeCheck);
- };
- if (!configs.tsJest.isolatedModules) {
- var updateMemoryCache_1 = function (code, fileName) {
- logger.debug({ fileName: fileName }, "updateMemoryCache()");
- if (memoryCache.contents[fileName] !== code) {
- memoryCache.contents[fileName] = code;
- memoryCache.versions[fileName] = (memoryCache.versions[fileName] || 0) + 1;
- }
- };
- var serviceHostDebugCtx = (_b = {},
- _b[bs_logger_1.LogContexts.logLevel] = bs_logger_1.LogLevels.debug,
- _b.namespace = 'ts:serviceHost',
- _b.call = null,
- _b);
- var serviceHostTraceCtx = __assign(__assign({}, serviceHostDebugCtx), (_c = {}, _c[bs_logger_1.LogContexts.logLevel] = bs_logger_1.LogLevels.trace, _c));
- var serviceHost = {
- getScriptFileNames: function () { return Object.keys(memoryCache.versions); },
- getScriptVersion: function (fileName) {
- var normalizedFileName = path_1.normalize(fileName);
- var version = memoryCache.versions[normalizedFileName];
- return version === undefined ? undefined : String(version);
- },
- getScriptSnapshot: function (fileName) {
- var normalizedFileName = path_1.normalize(fileName);
- var hit = hasOwn.call(memoryCache.contents, normalizedFileName);
- logger.trace({ normalizedFileName: normalizedFileName, cacheHit: hit }, "getScriptSnapshot():", 'cache', hit ? 'hit' : 'miss');
- if (!hit) {
- memoryCache.contents[normalizedFileName] = ts.sys.readFile(normalizedFileName);
- }
- var contents = memoryCache.contents[normalizedFileName];
- if (contents === undefined) {
- return;
- }
- return ts.ScriptSnapshot.fromString(contents);
- },
- fileExists: memoize(ts.sys.fileExists),
- readFile: logger.wrap(serviceHostTraceCtx, 'readFile', memoize(ts.sys.readFile)),
- readDirectory: memoize(ts.sys.readDirectory),
- getDirectories: memoize(ts.sys.getDirectories),
- directoryExists: memoize(ts.sys.directoryExists),
- realpath: memoize(ts.sys.realpath),
- getNewLine: function () { return '\n'; },
- getCurrentDirectory: function () { return cwd; },
- getCompilationSettings: function () { return compilerOptions; },
- getDefaultLibFileName: function () { return ts.getDefaultLibFilePath(compilerOptions); },
- getCustomTransformers: function () { return transformers; },
- };
- logger.debug('creating language service');
- var service_1 = ts.createLanguageService(serviceHost);
- getOutput = function (code, fileName) {
- logger.debug({ fileName: fileName }, 'getOutput(): compiling using language service');
- updateMemoryCache_1(code, fileName);
- var output = service_1.getEmitOutput(fileName);
- if (configs.shouldReportDiagnostic(fileName)) {
- logger.debug({ fileName: fileName }, 'getOutput(): computing diagnostics');
- var diagnostics = service_1
- .getCompilerOptionsDiagnostics()
- .concat(service_1.getSyntacticDiagnostics(fileName))
- .concat(service_1.getSemanticDiagnostics(fileName));
- configs.raiseDiagnostics(diagnostics, fileName, logger);
- }
- if (output.emitSkipped) {
- throw new TypeError(path_1.relative(cwd, fileName) + ": Emit skipped");
- }
- if (output.outputFiles.length === 0) {
- throw new TypeError(messages_1.interpolate(messages_1.Errors.UnableToRequireDefinitionFile, {
- file: path_1.basename(fileName),
- }));
- }
- return [output.outputFiles[1].text, output.outputFiles[0].text];
- };
- getTypeInfo = function (code, fileName, position) {
- updateMemoryCache_1(code, fileName);
- var info = service_1.getQuickInfoAtPosition(fileName, position);
- var name = ts.displayPartsToString(info ? info.displayParts : []);
- var comment = ts.displayPartsToString(info ? info.documentation : []);
- return { name: name, comment: comment };
- };
- }
- var compile = readThrough(cachedir, memoryCache, getOutput, getExtension, cwd, logger);
- return { cwd: cwd, compile: compile, getTypeInfo: getTypeInfo, extensions: extensions, cachedir: cachedir, ts: ts };
- }
- exports.createCompiler = createCompiler;
- function readThrough(cachedir, memoryCache, compile, getExtension, cwd, logger) {
- if (!cachedir) {
- return function (code, fileName, lineOffset) {
- logger.debug({ fileName: fileName }, 'readThrough(): no cache');
- var _a = __read(compile(code, fileName, lineOffset), 2), value = _a[0], sourceMap = _a[1];
- var output = updateOutput(value, fileName, sourceMap, getExtension, cwd);
- memoryCache.outputs[fileName] = output;
- return output;
- };
- }
- mkdirp.sync(cachedir);
- return function (code, fileName, lineOffset) {
- var cachePath = path_1.join(cachedir, getCacheName(code, fileName));
- var extension = getExtension(fileName);
- var outputPath = "" + cachePath + extension;
- try {
- var output_1 = fs_1.readFileSync(outputPath, 'utf8');
- if (isValidCacheContent(output_1)) {
- logger.debug({ fileName: fileName }, 'readThrough(): cache hit');
- memoryCache.outputs[fileName] = output_1;
- return output_1;
- }
- }
- catch (err) { }
- logger.debug({ fileName: fileName }, 'readThrough(): cache miss');
- var _a = __read(compile(code, fileName, lineOffset), 2), value = _a[0], sourceMap = _a[1];
- var output = updateOutput(value, fileName, sourceMap, getExtension, cwd);
- logger.debug({ fileName: fileName, outputPath: outputPath }, 'readThrough(): writing caches');
- memoryCache.outputs[fileName] = output;
- fs_1.writeFileSync(outputPath, output);
- return output;
- };
- }
- function updateOutput(outputText, fileName, sourceMap, getExtension, sourceRoot) {
- var base = path_1.basename(fileName);
- var base64Map = bufferFrom(updateSourceMap(sourceMap, fileName, sourceRoot), 'utf8').toString('base64');
- var sourceMapContent = "data:application/json;charset=utf-8;base64," + base64Map;
- var sourceMapLength = (base + ".map").length + (getExtension(fileName).length - path_1.extname(fileName).length);
- return outputText.slice(0, -sourceMapLength) + sourceMapContent;
- }
- function updateSourceMap(sourceMapText, fileName, _sourceRoot) {
- var sourceMap = JSON.parse(sourceMapText);
- sourceMap.file = fileName;
- sourceMap.sources = [fileName];
- delete sourceMap.sourceRoot;
- return stableStringify(sourceMap);
- }
- function getCacheName(sourceCode, fileName) {
- return sha1_1.sha1(fileName, '\x00', sourceCode);
- }
- function isValidCacheContent(contents) {
- return /(?:9|0=|Q==)$/.test(contents.slice(-3));
- }
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