source: trip-planner-front/node_modules/@angular-devkit/build-angular/src/utils/process-bundle.js@ 571e0df

Last change on this file since 571e0df was e29cc2e, checked in by Ema <ema_spirova@…>, 3 years ago

primeNG components
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1"use strict";
2/**
3 * @license
4 * Copyright Google LLC All Rights Reserved.
5 *
6 * Use of this source code is governed by an MIT-style license that can be
7 * found in the LICENSE file at https://angular.io/license
8 */
9var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
10 if (k2 === undefined) k2 = k;
11 Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
12}) : (function(o, m, k, k2) {
13 if (k2 === undefined) k2 = k;
14 o[k2] = m[k];
15}));
16var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
17 Object.defineProperty(o, "default", { enumerable: true, value: v });
18}) : function(o, v) {
19 o["default"] = v;
20});
21var __importStar = (this && this.__importStar) || function (mod) {
22 if (mod && mod.__esModule) return mod;
23 var result = {};
24 if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
25 __setModuleDefault(result, mod);
26 return result;
27};
28var __importDefault = (this && this.__importDefault) || function (mod) {
29 return (mod && mod.__esModule) ? mod : { "default": mod };
30};
31Object.defineProperty(exports, "__esModule", { value: true });
32exports.inlineLocales = exports.createI18nPlugins = exports.process = void 0;
33const remapping_1 = __importDefault(require("@ampproject/remapping"));
34const core_1 = require("@babel/core");
35const template_1 = __importDefault(require("@babel/template"));
36const cacache = __importStar(require("cacache"));
37const crypto_1 = require("crypto");
38const fs = __importStar(require("fs"));
39const path = __importStar(require("path"));
40const terser_1 = require("terser");
41const worker_threads_1 = require("worker_threads");
42const environment_options_1 = require("./environment-options");
43// Lazy loaded webpack-sources object
44// Webpack is only imported if needed during the processing
45let webpackSources;
46// If code size is larger than 500KB, consider lower fidelity but faster sourcemap merge
47const FAST_SOURCEMAP_THRESHOLD = 500 * 1024;
48const { cachePath, i18n } = (worker_threads_1.workerData || {});
49async function cachePut(content, key, integrity) {
50 if (cachePath && key) {
51 await cacache.put(cachePath, key, content, {
52 metadata: { integrity },
53 });
54 }
55}
56async function process(options) {
57 var _a;
58 if (!options.cacheKeys) {
59 options.cacheKeys = [];
60 }
61 const result = { name: options.name };
62 if (options.integrityAlgorithm) {
63 // Store unmodified code integrity value -- used for SRI value replacement
64 result.integrity = generateIntegrityValue(options.integrityAlgorithm, options.code);
65 }
66 // Runtime chunk requires specialized handling
67 if (options.runtime) {
68 return { ...result, ...(await processRuntime(options)) };
69 }
70 const basePath = path.dirname(options.filename);
71 const filename = path.basename(options.filename);
72 const downlevelFilename = filename.replace(/\-(es20\d{2}|esnext)/, '-es5');
73 const downlevel = !options.optimizeOnly;
74 const sourceCode = options.code;
75 if (downlevel) {
76 const { supportedBrowsers: targets = [] } = options;
77 // todo: revisit this in version 10, when we update our defaults browserslist
78 // Without this workaround bundles will not be downlevelled because Babel doesn't know handle to 'op_mini all'
79 // See: https://github.com/babel/babel/issues/11155
80 if (Array.isArray(targets) && targets.includes('op_mini all')) {
81 targets.push('ie_mob 11');
82 }
83 else if ('op_mini' in targets) {
84 targets['ie_mob'] = '11';
85 }
86 // Downlevel the bundle
87 const transformResult = await core_1.transformAsync(sourceCode, {
88 filename,
89 // using false ensures that babel will NOT search and process sourcemap comments (large memory usage)
90 // The types do not include the false option even though it is valid
91 // eslint-disable-next-line @typescript-eslint/no-explicit-any
92 inputSourceMap: false,
93 babelrc: false,
94 configFile: false,
95 presets: [
96 [
97 require.resolve('@babel/preset-env'),
98 {
99 // browserslist-compatible query or object of minimum environment versions to support
100 targets,
101 // modules aren't needed since the bundles use webpack's custom module loading
102 modules: false,
103 // 'transform-typeof-symbol' generates slower code
104 exclude: ['transform-typeof-symbol'],
105 },
106 ],
107 ],
108 plugins: [
109 createIifeWrapperPlugin(),
110 ...(options.replacements ? [createReplacePlugin(options.replacements)] : []),
111 ],
112 minified: environment_options_1.allowMinify && !!options.optimize,
113 compact: !environment_options_1.shouldBeautify && !!options.optimize,
114 sourceMaps: !!options.map,
115 });
116 if (!transformResult || !transformResult.code) {
117 throw new Error(`Unknown error occurred processing bundle for "${options.filename}".`);
118 }
119 result.downlevel = await processBundle({
120 ...options,
121 code: transformResult.code,
122 downlevelMap: (_a = transformResult.map) !== null && _a !== void 0 ? _a : undefined,
123 filename: path.join(basePath, downlevelFilename),
124 isOriginal: false,
125 });
126 }
127 if (!result.original && !options.ignoreOriginal) {
128 result.original = await processBundle({
129 ...options,
130 isOriginal: true,
131 });
132 }
133 return result;
134}
135exports.process = process;
136async function processBundle(options) {
137 const { optimize, isOriginal, code, map, downlevelMap, filename: filepath, hiddenSourceMaps, cacheKeys = [], integrityAlgorithm, memoryMode, } = options;
138 const filename = path.basename(filepath);
139 let resultCode = code;
140 let optimizeResult;
141 if (optimize) {
142 optimizeResult = await terserMangle(code, {
143 filename,
144 sourcemap: !!map,
145 compress: !isOriginal,
146 ecma: isOriginal ? 2015 : 5,
147 });
148 resultCode = optimizeResult.code;
149 }
150 let mapContent;
151 if (map) {
152 if (!hiddenSourceMaps) {
153 resultCode += `\n//# sourceMappingURL=${filename}.map`;
154 }
155 const partialSourcemaps = [];
156 if (optimizeResult && optimizeResult.map) {
157 partialSourcemaps.push(optimizeResult.map);
158 }
159 if (downlevelMap) {
160 partialSourcemaps.push(downlevelMap);
161 }
162 if (partialSourcemaps.length > 0) {
163 partialSourcemaps.push(map);
164 const fullSourcemap = remapping_1.default(partialSourcemaps, () => null);
165 mapContent = JSON.stringify(fullSourcemap);
166 }
167 else {
168 mapContent = map;
169 }
170 await cachePut(mapContent, cacheKeys[isOriginal ? 1 /* OriginalMap */ : 3 /* DownlevelMap */]);
171 if (!memoryMode) {
172 fs.writeFileSync(filepath + '.map', mapContent);
173 }
174 }
175 const fileResult = createFileEntry(filepath, resultCode, mapContent, memoryMode, integrityAlgorithm);
176 await cachePut(resultCode, cacheKeys[isOriginal ? 0 /* OriginalCode */ : 2 /* DownlevelCode */], fileResult.integrity);
177 if (!memoryMode) {
178 fs.writeFileSync(filepath, resultCode);
179 }
180 return fileResult;
181}
182async function terserMangle(code, options = {}) {
183 // Note: Investigate converting the AST instead of re-parsing
184 // estree -> terser is already supported; need babel -> estree/terser
185 // Mangle downlevel code
186 const minifyOutput = await terser_1.minify(options.filename ? { [options.filename]: code } : code, {
187 compress: environment_options_1.allowMinify && !!options.compress,
188 ecma: options.ecma || 5,
189 mangle: environment_options_1.allowMangle,
190 safari10: true,
191 format: {
192 ascii_only: true,
193 webkit: true,
194 beautify: environment_options_1.shouldBeautify,
195 wrap_func_args: false,
196 },
197 sourceMap: !!options.sourcemap &&
198 {
199 asObject: true,
200 // typings don't include asObject option
201 // eslint-disable-next-line @typescript-eslint/no-explicit-any
202 },
203 });
204 // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
205 return { code: minifyOutput.code, map: minifyOutput.map };
206}
207function createFileEntry(filename, code, map, memoryMode, integrityAlgorithm) {
208 return {
209 filename: filename,
210 size: Buffer.byteLength(code),
211 integrity: integrityAlgorithm && generateIntegrityValue(integrityAlgorithm, code),
212 content: memoryMode ? code : undefined,
213 map: !map
214 ? undefined
215 : {
216 filename: filename + '.map',
217 size: Buffer.byteLength(map),
218 content: memoryMode ? map : undefined,
219 },
220 };
221}
222function generateIntegrityValue(hashAlgorithm, code) {
223 return hashAlgorithm + '-' + crypto_1.createHash(hashAlgorithm).update(code).digest('base64');
224}
225// The webpack runtime chunk is already ES5.
226// However, two variants are still needed due to lazy routing and SRI differences
227// NOTE: This should eventually be a babel plugin
228async function processRuntime(options) {
229 let originalCode = options.code;
230 let downlevelCode = options.code;
231 // Replace integrity hashes with updated values
232 if (options.integrityAlgorithm && options.runtimeData) {
233 for (const data of options.runtimeData) {
234 if (!data.integrity) {
235 continue;
236 }
237 if (data.original && data.original.integrity) {
238 originalCode = originalCode.replace(data.integrity, data.original.integrity);
239 }
240 if (data.downlevel && data.downlevel.integrity) {
241 downlevelCode = downlevelCode.replace(data.integrity, data.downlevel.integrity);
242 }
243 }
244 }
245 // Adjust lazy loaded scripts to point to the proper variant
246 // Extra spacing is intentional to align source line positions
247 downlevelCode = downlevelCode.replace(/"\-(es20\d{2}|esnext)\./, ' "-es5.');
248 return {
249 original: await processBundle({
250 ...options,
251 code: originalCode,
252 isOriginal: true,
253 }),
254 downlevel: await processBundle({
255 ...options,
256 code: downlevelCode,
257 filename: options.filename.replace(/\-(es20\d{2}|esnext)/, '-es5'),
258 isOriginal: false,
259 }),
260 };
261}
262function createReplacePlugin(replacements) {
263 return {
264 visitor: {
265 StringLiteral(path) {
266 for (const replacement of replacements) {
267 if (path.node.value === replacement[0]) {
268 path.node.value = replacement[1];
269 }
270 }
271 },
272 },
273 };
274}
275function createIifeWrapperPlugin() {
276 return {
277 visitor: {
278 Program: {
279 exit(path) {
280 // Save existing body and directives
281 const { body, directives } = path.node;
282 // Clear out body and directives for wrapper
283 path.node.body = [];
284 path.node.directives = [];
285 // Create the wrapper - "(function() { ... })();"
286 const wrapper = core_1.types.expressionStatement(core_1.types.callExpression(core_1.types.parenthesizedExpression(core_1.types.functionExpression(undefined, [], core_1.types.blockStatement(body, directives))), []));
287 // Insert the wrapper
288 path.pushContainer('body', wrapper);
289 },
290 },
291 },
292 };
293}
294const USE_LOCALIZE_PLUGINS = false;
295async function createI18nPlugins(locale, translation, missingTranslation, shouldInline, localeDataContent) {
296 const plugins = [];
297 const localizeDiag = await Promise.resolve().then(() => __importStar(require('@angular/localize/src/tools/src/diagnostics')));
298 const diagnostics = new localizeDiag.Diagnostics();
299 if (shouldInline) {
300 const es2015 = await Promise.resolve().then(() => __importStar(require('@angular/localize/src/tools/src/translate/source_files/es2015_translate_plugin')));
301 plugins.push(
302 // eslint-disable-next-line @typescript-eslint/no-explicit-any
303 es2015.makeEs2015TranslatePlugin(diagnostics, (translation || {}), {
304 missingTranslation: translation === undefined ? 'ignore' : missingTranslation,
305 }));
306 const es5 = await Promise.resolve().then(() => __importStar(require('@angular/localize/src/tools/src/translate/source_files/es5_translate_plugin')));
307 plugins.push(
308 // eslint-disable-next-line @typescript-eslint/no-explicit-any
309 es5.makeEs5TranslatePlugin(diagnostics, (translation || {}), {
310 missingTranslation: translation === undefined ? 'ignore' : missingTranslation,
311 }));
312 }
313 const inlineLocale = await Promise.resolve().then(() => __importStar(require('@angular/localize/src/tools/src/translate/source_files/locale_plugin')));
314 plugins.push(inlineLocale.makeLocalePlugin(locale));
315 if (localeDataContent) {
316 plugins.push({
317 visitor: {
318 Program(path) {
319 path.unshiftContainer('body', template_1.default.ast(localeDataContent));
320 },
321 },
322 });
323 }
324 return { diagnostics, plugins };
325}
326exports.createI18nPlugins = createI18nPlugins;
327const localizeName = '$localize';
328async function inlineLocales(options) {
329 var _a;
330 if (!i18n || i18n.inlineLocales.size === 0) {
331 return { file: options.filename, diagnostics: [], count: 0 };
332 }
333 if (i18n.flatOutput && i18n.inlineLocales.size > 1) {
334 throw new Error('Flat output is only supported when inlining one locale.');
335 }
336 const hasLocalizeName = options.code.includes(localizeName);
337 if (!hasLocalizeName && !options.setLocale) {
338 return inlineCopyOnly(options);
339 }
340 let ast;
341 try {
342 ast = core_1.parseSync(options.code, {
343 babelrc: false,
344 configFile: false,
345 sourceType: 'script',
346 filename: options.filename,
347 });
348 }
349 catch (error) {
350 if (error.message) {
351 // Make the error more readable.
352 // Same errors will contain the full content of the file as the error message
353 // Which makes it hard to find the actual error message.
354 const index = error.message.indexOf(')\n');
355 const msg = index !== -1 ? error.message.substr(0, index + 1) : error.message;
356 throw new Error(`${msg}\nAn error occurred inlining file "${options.filename}"`);
357 }
358 }
359 if (!ast) {
360 throw new Error(`Unknown error occurred inlining file "${options.filename}"`);
361 }
362 if (!USE_LOCALIZE_PLUGINS) {
363 return inlineLocalesDirect(ast, options);
364 }
365 const diagnostics = [];
366 for (const locale of i18n.inlineLocales) {
367 const isSourceLocale = locale === i18n.sourceLocale;
368 // eslint-disable-next-line @typescript-eslint/no-explicit-any
369 const translations = isSourceLocale ? {} : i18n.locales[locale].translation || {};
370 let localeDataContent;
371 if (options.setLocale) {
372 // If locale data is provided, load it and prepend to file
373 const localeDataPath = (_a = i18n.locales[locale]) === null || _a === void 0 ? void 0 : _a.dataPath;
374 if (localeDataPath) {
375 localeDataContent = await loadLocaleData(localeDataPath, true, options.es5);
376 }
377 }
378 const { diagnostics: localeDiagnostics, plugins } = await createI18nPlugins(locale, translations, isSourceLocale ? 'ignore' : options.missingTranslation || 'warning', true, localeDataContent);
379 const transformResult = await core_1.transformFromAstSync(ast, options.code, {
380 filename: options.filename,
381 // using false ensures that babel will NOT search and process sourcemap comments (large memory usage)
382 // The types do not include the false option even though it is valid
383 // eslint-disable-next-line @typescript-eslint/no-explicit-any
384 inputSourceMap: false,
385 babelrc: false,
386 configFile: false,
387 plugins,
388 compact: !environment_options_1.shouldBeautify,
389 sourceMaps: !!options.map,
390 });
391 diagnostics.push(...localeDiagnostics.messages);
392 if (!transformResult || !transformResult.code) {
393 throw new Error(`Unknown error occurred processing bundle for "${options.filename}".`);
394 }
395 const outputPath = path.join(options.outputPath, i18n.flatOutput ? '' : locale, options.filename);
396 fs.writeFileSync(outputPath, transformResult.code);
397 if (options.map && transformResult.map) {
398 const outputMap = remapping_1.default([transformResult.map, options.map], () => null);
399 fs.writeFileSync(outputPath + '.map', JSON.stringify(outputMap));
400 }
401 }
402 return { file: options.filename, diagnostics };
403}
404exports.inlineLocales = inlineLocales;
405async function inlineLocalesDirect(ast, options) {
406 if (!i18n || i18n.inlineLocales.size === 0) {
407 return { file: options.filename, diagnostics: [], count: 0 };
408 }
409 const { default: generate } = await Promise.resolve().then(() => __importStar(require('@babel/generator')));
410 const utils = await Promise.resolve().then(() => __importStar(require('@angular/localize/src/tools/src/source_file_utils')));
411 const localizeDiag = await Promise.resolve().then(() => __importStar(require('@angular/localize/src/tools/src/diagnostics')));
412 const diagnostics = new localizeDiag.Diagnostics();
413 const positions = findLocalizePositions(ast, options, utils);
414 if (positions.length === 0 && !options.setLocale) {
415 return inlineCopyOnly(options);
416 }
417 const inputMap = !!options.map && JSON.parse(options.map);
418 // Cleanup source root otherwise it will be added to each source entry
419 const mapSourceRoot = inputMap && inputMap.sourceRoot;
420 if (inputMap) {
421 delete inputMap.sourceRoot;
422 }
423 // Load Webpack only when needed
424 if (webpackSources === undefined) {
425 webpackSources = (await Promise.resolve().then(() => __importStar(require('webpack')))).sources;
426 }
427 const { ConcatSource, OriginalSource, ReplaceSource, SourceMapSource } = webpackSources;
428 for (const locale of i18n.inlineLocales) {
429 const content = new ReplaceSource(inputMap
430 ? new SourceMapSource(options.code, options.filename, inputMap)
431 : new OriginalSource(options.code, options.filename));
432 const isSourceLocale = locale === i18n.sourceLocale;
433 // eslint-disable-next-line @typescript-eslint/no-explicit-any
434 const translations = isSourceLocale ? {} : i18n.locales[locale].translation || {};
435 for (const position of positions) {
436 const translated = utils.translate(diagnostics, translations, position.messageParts, position.expressions, isSourceLocale ? 'ignore' : options.missingTranslation || 'warning');
437 const expression = utils.buildLocalizeReplacement(translated[0], translated[1]);
438 const { code } = generate(expression);
439 content.replace(position.start, position.end - 1, code);
440 }
441 let outputSource = content;
442 if (options.setLocale) {
443 const setLocaleText = `var $localize=Object.assign(void 0===$localize?{}:$localize,{locale:"${locale}"});\n`;
444 // If locale data is provided, load it and prepend to file
445 let localeDataSource;
446 const localeDataPath = i18n.locales[locale] && i18n.locales[locale].dataPath;
447 if (localeDataPath) {
448 const localeDataContent = await loadLocaleData(localeDataPath, true, options.es5);
449 localeDataSource = new OriginalSource(localeDataContent, path.basename(localeDataPath));
450 }
451 outputSource = localeDataSource
452 ? // The semicolon ensures that there is no syntax error between statements
453 new ConcatSource(setLocaleText, localeDataSource, ';\n', content)
454 : new ConcatSource(setLocaleText, content);
455 }
456 const { source: outputCode, map: outputMap } = outputSource.sourceAndMap();
457 const outputPath = path.join(options.outputPath, i18n.flatOutput ? '' : locale, options.filename);
458 fs.writeFileSync(outputPath, outputCode);
459 if (inputMap && outputMap) {
460 outputMap.file = options.filename;
461 if (mapSourceRoot) {
462 outputMap.sourceRoot = mapSourceRoot;
463 }
464 fs.writeFileSync(outputPath + '.map', JSON.stringify(outputMap));
465 }
466 }
467 return { file: options.filename, diagnostics: diagnostics.messages, count: positions.length };
468}
469function inlineCopyOnly(options) {
470 if (!i18n) {
471 throw new Error('i18n options are missing');
472 }
473 for (const locale of i18n.inlineLocales) {
474 const outputPath = path.join(options.outputPath, i18n.flatOutput ? '' : locale, options.filename);
475 fs.writeFileSync(outputPath, options.code);
476 if (options.map) {
477 fs.writeFileSync(outputPath + '.map', options.map);
478 }
479 }
480 return { file: options.filename, diagnostics: [], count: 0 };
481}
482function findLocalizePositions(ast, options, utils) {
483 const positions = [];
484 // Workaround to ensure a path hub is present for traversal
485 const { File } = require('@babel/core');
486 const file = new File({}, { code: options.code, ast });
487 if (options.es5) {
488 core_1.traverse(file.ast, {
489 CallExpression(path) {
490 const callee = path.get('callee');
491 if (callee.isIdentifier() &&
492 callee.node.name === localizeName &&
493 utils.isGlobalIdentifier(callee)) {
494 const [messageParts, expressions] = unwrapLocalizeCall(path, utils);
495 positions.push({
496 // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
497 start: path.node.start,
498 // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
499 end: path.node.end,
500 messageParts,
501 expressions,
502 });
503 }
504 },
505 });
506 }
507 else {
508 core_1.traverse(file.ast, {
509 TaggedTemplateExpression(path) {
510 if (core_1.types.isIdentifier(path.node.tag) && path.node.tag.name === localizeName) {
511 const [messageParts, expressions] = unwrapTemplateLiteral(path, utils);
512 positions.push({
513 // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
514 start: path.node.start,
515 // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
516 end: path.node.end,
517 messageParts,
518 expressions,
519 });
520 }
521 },
522 });
523 }
524 return positions;
525}
526function unwrapTemplateLiteral(path, utils) {
527 const [messageParts] = utils.unwrapMessagePartsFromTemplateLiteral(path.get('quasi').get('quasis'));
528 const [expressions] = utils.unwrapExpressionsFromTemplateLiteral(path.get('quasi'));
529 return [messageParts, expressions];
530}
531function unwrapLocalizeCall(path, utils) {
532 const [messageParts] = utils.unwrapMessagePartsFromLocalizeCall(path);
533 const [expressions] = utils.unwrapSubstitutionsFromLocalizeCall(path);
534 return [messageParts, expressions];
535}
536async function loadLocaleData(path, optimize, es5) {
537 // The path is validated during option processing before the build starts
538 const content = fs.readFileSync(path, 'utf8');
539 // Downlevel and optimize the data
540 const transformResult = await core_1.transformAsync(content, {
541 filename: path,
542 // The types do not include the false option even though it is valid
543 // eslint-disable-next-line @typescript-eslint/no-explicit-any
544 inputSourceMap: false,
545 babelrc: false,
546 configFile: false,
547 presets: [
548 [
549 require.resolve('@babel/preset-env'),
550 {
551 bugfixes: true,
552 // IE 11 is the oldest supported browser
553 targets: es5 ? { ie: '11' } : { esmodules: true },
554 },
555 ],
556 ],
557 minified: environment_options_1.allowMinify && optimize,
558 compact: !environment_options_1.shouldBeautify && optimize,
559 comments: !optimize,
560 });
561 if (!transformResult || !transformResult.code) {
562 throw new Error(`Unknown error occurred processing bundle for "${path}".`);
563 }
564 return transformResult.code;
565}
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