source: trip-planner-front/node_modules/@babel/helper-define-polyfill-provider/esm/index.browser.mjs@ e29cc2e

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

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1import { declare } from '@babel/helper-plugin-utils';
2import _getTargets, { prettifyTargets, getInclusionReasons, isRequired } from '@babel/helper-compilation-targets';
3import * as babel from '@babel/core';
4
5const {
6 types: t$1,
7 template
8} = babel.default || babel;
9function intersection(a, b) {
10 const result = new Set();
11 a.forEach(v => b.has(v) && result.add(v));
12 return result;
13}
14function has$1(object, key) {
15 return Object.prototype.hasOwnProperty.call(object, key);
16}
17
18function getType(target) {
19 return Object.prototype.toString.call(target).slice(8, -1);
20}
21
22function resolveId(path) {
23 if (path.isIdentifier() && !path.scope.hasBinding(path.node.name,
24 /* noGlobals */
25 true)) {
26 return path.node.name;
27 }
28
29 const {
30 deopt
31 } = path.evaluate();
32
33 if (deopt && deopt.isIdentifier()) {
34 return deopt.node.name;
35 }
36}
37
38function resolveKey(path, computed = false) {
39 const {
40 node,
41 parent,
42 scope
43 } = path;
44 if (path.isStringLiteral()) return node.value;
45 const {
46 name
47 } = node;
48 const isIdentifier = path.isIdentifier();
49 if (isIdentifier && !(computed || parent.computed)) return name;
50
51 if (computed && path.isMemberExpression() && path.get("object").isIdentifier({
52 name: "Symbol"
53 }) && !scope.hasBinding("Symbol",
54 /* noGlobals */
55 true)) {
56 const sym = resolveKey(path.get("property"), path.node.computed);
57 if (sym) return "Symbol." + sym;
58 }
59
60 if (!isIdentifier || scope.hasBinding(name,
61 /* noGlobals */
62 true)) {
63 const {
64 value
65 } = path.evaluate();
66 if (typeof value === "string") return value;
67 }
68}
69function resolveSource(obj) {
70 if (obj.isMemberExpression() && obj.get("property").isIdentifier({
71 name: "prototype"
72 })) {
73 const id = resolveId(obj.get("object"));
74
75 if (id) {
76 return {
77 id,
78 placement: "prototype"
79 };
80 }
81
82 return {
83 id: null,
84 placement: null
85 };
86 }
87
88 const id = resolveId(obj);
89
90 if (id) {
91 return {
92 id,
93 placement: "static"
94 };
95 }
96
97 const {
98 value
99 } = obj.evaluate();
100
101 if (value !== undefined) {
102 return {
103 id: getType(value),
104 placement: "prototype"
105 };
106 } else if (obj.isRegExpLiteral()) {
107 return {
108 id: "RegExp",
109 placement: "prototype"
110 };
111 } else if (obj.isFunction()) {
112 return {
113 id: "Function",
114 placement: "prototype"
115 };
116 }
117
118 return {
119 id: null,
120 placement: null
121 };
122}
123function getImportSource({
124 node
125}) {
126 if (node.specifiers.length === 0) return node.source.value;
127}
128function getRequireSource({
129 node
130}) {
131 if (!t$1.isExpressionStatement(node)) return;
132 const {
133 expression
134 } = node;
135 const isRequire = t$1.isCallExpression(expression) && t$1.isIdentifier(expression.callee) && expression.callee.name === "require" && expression.arguments.length === 1 && t$1.isStringLiteral(expression.arguments[0]);
136 if (isRequire) return expression.arguments[0].value;
137}
138
139function hoist(node) {
140 node._blockHoist = 3;
141 return node;
142}
143
144function createUtilsGetter(cache) {
145 return path => {
146 const prog = path.findParent(p => p.isProgram());
147 return {
148 injectGlobalImport(url) {
149 cache.storeAnonymous(prog, url, (isScript, source) => {
150 return isScript ? template.statement.ast`require(${source})` : t$1.importDeclaration([], source);
151 });
152 },
153
154 injectNamedImport(url, name, hint = name) {
155 return cache.storeNamed(prog, url, name, (isScript, source, name) => {
156 const id = prog.scope.generateUidIdentifier(hint);
157 return {
158 node: isScript ? hoist(template.statement.ast`
159 var ${id} = require(${source}).${name}
160 `) : t$1.importDeclaration([t$1.importSpecifier(id, name)], source),
161 name: id.name
162 };
163 });
164 },
165
166 injectDefaultImport(url, hint = url) {
167 return cache.storeNamed(prog, url, "default", (isScript, source) => {
168 const id = prog.scope.generateUidIdentifier(hint);
169 return {
170 node: isScript ? hoist(template.statement.ast`var ${id} = require(${source})`) : t$1.importDeclaration([t$1.importDefaultSpecifier(id)], source),
171 name: id.name
172 };
173 });
174 }
175
176 };
177 };
178}
179
180const {
181 types: t
182} = babel.default || babel;
183class ImportsCache {
184 constructor(resolver) {
185 this._imports = new WeakMap();
186 this._anonymousImports = new WeakMap();
187 this._lastImports = new WeakMap();
188 this._resolver = resolver;
189 }
190
191 storeAnonymous(programPath, url, // eslint-disable-next-line no-undef
192 getVal) {
193 const key = this._normalizeKey(programPath, url);
194
195 const imports = this._ensure(this._anonymousImports, programPath, Set);
196
197 if (imports.has(key)) return;
198 const node = getVal(programPath.node.sourceType === "script", t.stringLiteral(this._resolver(url)));
199 imports.add(key);
200
201 this._injectImport(programPath, node);
202 }
203
204 storeNamed(programPath, url, name, getVal) {
205 const key = this._normalizeKey(programPath, url, name);
206
207 const imports = this._ensure(this._imports, programPath, Map);
208
209 if (!imports.has(key)) {
210 const {
211 node,
212 name: id
213 } = getVal(programPath.node.sourceType === "script", t.stringLiteral(this._resolver(url)), t.identifier(name));
214 imports.set(key, id);
215
216 this._injectImport(programPath, node);
217 }
218
219 return t.identifier(imports.get(key));
220 }
221
222 _injectImport(programPath, node) {
223 let lastImport = this._lastImports.get(programPath);
224
225 if (lastImport && lastImport.node && // Sometimes the AST is modified and the "last import"
226 // we have has been replaced
227 lastImport.parent === programPath.node && lastImport.container === programPath.node.body) {
228 lastImport = lastImport.insertAfter(node);
229 } else {
230 lastImport = programPath.unshiftContainer("body", node);
231 }
232
233 lastImport = lastImport[lastImport.length - 1];
234
235 this._lastImports.set(programPath, lastImport);
236 /*
237 let lastImport;
238 programPath.get("body").forEach(path => {
239 if (path.isImportDeclaration()) lastImport = path;
240 if (
241 path.isExpressionStatement() &&
242 isRequireCall(path.get("expression"))
243 ) {
244 lastImport = path;
245 }
246 if (
247 path.isVariableDeclaration() &&
248 path.get("declarations").length === 1 &&
249 (isRequireCall(path.get("declarations.0.init")) ||
250 (path.get("declarations.0.init").isMemberExpression() &&
251 isRequireCall(path.get("declarations.0.init.object"))))
252 ) {
253 lastImport = path;
254 }
255 });*/
256
257 }
258
259 _ensure(map, programPath, Collection) {
260 let collection = map.get(programPath);
261
262 if (!collection) {
263 collection = new Collection();
264 map.set(programPath, collection);
265 }
266
267 return collection;
268 }
269
270 _normalizeKey(programPath, url, name = "") {
271 const {
272 sourceType
273 } = programPath.node; // If we rely on the imported binding (the "name" parameter), we also need to cache
274 // based on the sourceType. This is because the module transforms change the names
275 // of the import variables.
276
277 return `${name && sourceType}::${url}::${name}`;
278 }
279
280}
281
282const presetEnvSilentDebugHeader = "#__secret_key__@babel/preset-env__don't_log_debug_header_and_resolved_targets";
283function stringifyTargetsMultiline(targets) {
284 return JSON.stringify(prettifyTargets(targets), null, 2);
285}
286
287function patternToRegExp(pattern) {
288 if (pattern instanceof RegExp) return pattern;
289
290 try {
291 return new RegExp(`^${pattern}$`);
292 } catch {
293 return null;
294 }
295}
296
297function buildUnusedError(label, unused) {
298 if (!unused.length) return "";
299 return ` - The following "${label}" patterns didn't match any polyfill:\n` + unused.map(original => ` ${String(original)}\n`).join("");
300}
301
302function buldDuplicatesError(duplicates) {
303 if (!duplicates.size) return "";
304 return ` - The following polyfills were matched both by "include" and "exclude" patterns:\n` + Array.from(duplicates, name => ` ${name}\n`).join("");
305}
306
307function validateIncludeExclude(provider, polyfills, includePatterns, excludePatterns) {
308 let current;
309
310 const filter = pattern => {
311 const regexp = patternToRegExp(pattern);
312 if (!regexp) return false;
313 let matched = false;
314
315 for (const polyfill of polyfills) {
316 if (regexp.test(polyfill)) {
317 matched = true;
318 current.add(polyfill);
319 }
320 }
321
322 return !matched;
323 }; // prettier-ignore
324
325
326 const include = current = new Set();
327 const unusedInclude = Array.from(includePatterns).filter(filter); // prettier-ignore
328
329 const exclude = current = new Set();
330 const unusedExclude = Array.from(excludePatterns).filter(filter);
331 const duplicates = intersection(include, exclude);
332
333 if (duplicates.size > 0 || unusedInclude.length > 0 || unusedExclude.length > 0) {
334 throw new Error(`Error while validating the "${provider}" provider options:\n` + buildUnusedError("include", unusedInclude) + buildUnusedError("exclude", unusedExclude) + buldDuplicatesError(duplicates));
335 }
336
337 return {
338 include,
339 exclude
340 };
341}
342function applyMissingDependenciesDefaults(options, babelApi) {
343 const {
344 missingDependencies = {}
345 } = options;
346 if (missingDependencies === false) return false;
347 const caller = babelApi.caller(caller => caller == null ? void 0 : caller.name);
348 const {
349 log = "deferred",
350 inject = caller === "rollup-plugin-babel" ? "throw" : "import",
351 all = false
352 } = missingDependencies;
353 return {
354 log,
355 inject,
356 all
357 };
358}
359
360var usage = (callProvider => {
361 function property(object, key, placement, path) {
362 return callProvider({
363 kind: "property",
364 object,
365 key,
366 placement
367 }, path);
368 }
369
370 return {
371 // Symbol(), new Promise
372 ReferencedIdentifier(path) {
373 const {
374 node: {
375 name
376 },
377 scope
378 } = path;
379 if (scope.getBindingIdentifier(name)) return;
380 callProvider({
381 kind: "global",
382 name
383 }, path);
384 },
385
386 MemberExpression(path) {
387 const key = resolveKey(path.get("property"), path.node.computed);
388 if (!key || key === "prototype") return;
389 const object = path.get("object");
390 const binding = object.scope.getBinding(object.node.name);
391 if (binding && binding.path.isImportNamespaceSpecifier()) return;
392 const source = resolveSource(object);
393 return property(source.id, key, source.placement, path);
394 },
395
396 ObjectPattern(path) {
397 const {
398 parentPath,
399 parent
400 } = path;
401 let obj; // const { keys, values } = Object
402
403 if (parentPath.isVariableDeclarator()) {
404 obj = parentPath.get("init"); // ({ keys, values } = Object)
405 } else if (parentPath.isAssignmentExpression()) {
406 obj = parentPath.get("right"); // !function ({ keys, values }) {...} (Object)
407 // resolution does not work after properties transform :-(
408 } else if (parentPath.isFunction()) {
409 const grand = parentPath.parentPath;
410
411 if (grand.isCallExpression() || grand.isNewExpression()) {
412 if (grand.node.callee === parent) {
413 obj = grand.get("arguments")[path.key];
414 }
415 }
416 }
417
418 let id = null;
419 let placement = null;
420 if (obj) ({
421 id,
422 placement
423 } = resolveSource(obj));
424
425 for (const prop of path.get("properties")) {
426 if (prop.isObjectProperty()) {
427 const key = resolveKey(prop.get("key"));
428 if (key) property(id, key, placement, prop);
429 }
430 }
431 },
432
433 BinaryExpression(path) {
434 if (path.node.operator !== "in") return;
435 const source = resolveSource(path.get("right"));
436 const key = resolveKey(path.get("left"), true);
437 if (!key) return;
438 callProvider({
439 kind: "in",
440 object: source.id,
441 key,
442 placement: source.placement
443 }, path);
444 }
445
446 };
447});
448
449var entry = (callProvider => ({
450 ImportDeclaration(path) {
451 const source = getImportSource(path);
452 if (!source) return;
453 callProvider({
454 kind: "import",
455 source
456 }, path);
457 },
458
459 Program(path) {
460 path.get("body").forEach(bodyPath => {
461 const source = getRequireSource(bodyPath);
462 if (!source) return;
463 callProvider({
464 kind: "import",
465 source
466 }, bodyPath);
467 });
468 }
469
470}));
471
472function resolve(dirname, moduleName, absoluteImports) {
473 if (absoluteImports === false) return moduleName;
474 throw new Error(`"absoluteImports" is not supported in bundles prepared for the browser.`);
475} // eslint-disable-next-line no-unused-vars
476
477function has(basedir, name) {
478 return true;
479} // eslint-disable-next-line no-unused-vars
480
481function logMissing(missingDeps) {} // eslint-disable-next-line no-unused-vars
482
483function laterLogMissing(missingDeps) {}
484
485const PossibleGlobalObjects = new Set(["global", "globalThis", "self", "window"]);
486function createMetaResolver(polyfills) {
487 const {
488 static: staticP,
489 instance: instanceP,
490 global: globalP
491 } = polyfills;
492 return meta => {
493 if (meta.kind === "global" && globalP && has$1(globalP, meta.name)) {
494 return {
495 kind: "global",
496 desc: globalP[meta.name],
497 name: meta.name
498 };
499 }
500
501 if (meta.kind === "property" || meta.kind === "in") {
502 const {
503 placement,
504 object,
505 key
506 } = meta;
507
508 if (object && placement === "static") {
509 if (globalP && PossibleGlobalObjects.has(object) && has$1(globalP, key)) {
510 return {
511 kind: "global",
512 desc: globalP[key],
513 name: key
514 };
515 }
516
517 if (staticP && has$1(staticP, object) && has$1(staticP[object], key)) {
518 return {
519 kind: "static",
520 desc: staticP[object][key],
521 name: `${object}$${key}`
522 };
523 }
524 }
525
526 if (instanceP && has$1(instanceP, key)) {
527 return {
528 kind: "instance",
529 desc: instanceP[key],
530 name: `${key}`
531 };
532 }
533 }
534 };
535}
536
537const getTargets = _getTargets.default || _getTargets;
538
539function resolveOptions(options, babelApi) {
540 const {
541 method,
542 targets: targetsOption,
543 ignoreBrowserslistConfig,
544 configPath,
545 debug,
546 shouldInjectPolyfill,
547 absoluteImports,
548 ...providerOptions
549 } = options;
550 let methodName;
551 if (method === "usage-global") methodName = "usageGlobal";else if (method === "entry-global") methodName = "entryGlobal";else if (method === "usage-pure") methodName = "usagePure";else if (typeof method !== "string") {
552 throw new Error(".method must be a string");
553 } else {
554 throw new Error(`.method must be one of "entry-global", "usage-global"` + ` or "usage-pure" (received ${JSON.stringify(method)})`);
555 }
556
557 if (typeof shouldInjectPolyfill === "function") {
558 if (options.include || options.exclude) {
559 throw new Error(`.include and .exclude are not supported when using the` + ` .shouldInjectPolyfill function.`);
560 }
561 } else if (shouldInjectPolyfill != null) {
562 throw new Error(`.shouldInjectPolyfill must be a function, or undefined` + ` (received ${JSON.stringify(shouldInjectPolyfill)})`);
563 }
564
565 if (absoluteImports != null && typeof absoluteImports !== "boolean" && typeof absoluteImports !== "string") {
566 throw new Error(`.absoluteImports must be a boolean, a string, or undefined` + ` (received ${JSON.stringify(absoluteImports)})`);
567 }
568
569 let targets;
570
571 if ( // If any browserslist-related option is specified, fallback to the old
572 // behavior of not using the targets specified in the top-level options.
573 targetsOption || configPath || ignoreBrowserslistConfig) {
574 const targetsObj = typeof targetsOption === "string" || Array.isArray(targetsOption) ? {
575 browsers: targetsOption
576 } : targetsOption;
577 targets = getTargets(targetsObj, {
578 ignoreBrowserslistConfig,
579 configPath
580 });
581 } else {
582 targets = babelApi.targets();
583 }
584
585 return {
586 method,
587 methodName,
588 targets,
589 absoluteImports: absoluteImports != null ? absoluteImports : false,
590 shouldInjectPolyfill,
591 debug: !!debug,
592 providerOptions: providerOptions
593 };
594}
595
596function instantiateProvider(factory, options, missingDependencies, dirname, debugLog, babelApi) {
597 const {
598 method,
599 methodName,
600 targets,
601 debug,
602 shouldInjectPolyfill,
603 providerOptions,
604 absoluteImports
605 } = resolveOptions(options, babelApi);
606 const getUtils = createUtilsGetter(new ImportsCache(moduleName => resolve(dirname, moduleName, absoluteImports))); // eslint-disable-next-line prefer-const
607
608 let include, exclude;
609 let polyfillsSupport;
610 let polyfillsNames;
611 let filterPolyfills;
612 const depsCache = new Map();
613 const api = {
614 babel: babelApi,
615 getUtils,
616 method: options.method,
617 targets,
618 createMetaResolver,
619
620 shouldInjectPolyfill(name) {
621 if (polyfillsNames === undefined) {
622 throw new Error(`Internal error in the ${factory.name} provider: ` + `shouldInjectPolyfill() can't be called during initialization.`);
623 }
624
625 if (!polyfillsNames.has(name)) {
626 console.warn(`Internal error in the ${provider.name} provider: ` + `unknown polyfill "${name}".`);
627 }
628
629 if (filterPolyfills && !filterPolyfills(name)) return false;
630 let shouldInject = isRequired(name, targets, {
631 compatData: polyfillsSupport,
632 includes: include,
633 excludes: exclude
634 });
635
636 if (shouldInjectPolyfill) {
637 shouldInject = shouldInjectPolyfill(name, shouldInject);
638
639 if (typeof shouldInject !== "boolean") {
640 throw new Error(`.shouldInjectPolyfill must return a boolean.`);
641 }
642 }
643
644 return shouldInject;
645 },
646
647 debug(name) {
648 debugLog().found = true;
649 if (!debug || !name) return;
650 if (debugLog().polyfills.has(provider.name)) return;
651 debugLog().polyfills.set(name, polyfillsSupport && name && polyfillsSupport[name]);
652 },
653
654 assertDependency(name, version = "*") {
655 if (missingDependencies === false) return;
656
657 if (absoluteImports) {
658 // If absoluteImports is not false, we will try resolving
659 // the dependency and throw if it's not possible. We can
660 // skip the check here.
661 return;
662 }
663
664 const dep = version === "*" ? name : `${name}@^${version}`;
665 const found = missingDependencies.all ? false : mapGetOr(depsCache, `${name} :: ${dirname}`, () => has());
666
667 if (!found) {
668 debugLog().missingDeps.add(dep);
669 }
670 }
671
672 };
673 const provider = factory(api, providerOptions, dirname);
674
675 if (typeof provider[methodName] !== "function") {
676 throw new Error(`The "${provider.name || factory.name}" provider doesn't ` + `support the "${method}" polyfilling method.`);
677 }
678
679 if (Array.isArray(provider.polyfills)) {
680 polyfillsNames = new Set(provider.polyfills);
681 filterPolyfills = provider.filterPolyfills;
682 } else if (provider.polyfills) {
683 polyfillsNames = new Set(Object.keys(provider.polyfills));
684 polyfillsSupport = provider.polyfills;
685 filterPolyfills = provider.filterPolyfills;
686 } else {
687 polyfillsNames = new Set();
688 }
689
690 ({
691 include,
692 exclude
693 } = validateIncludeExclude(provider.name || factory.name, polyfillsNames, providerOptions.include || [], providerOptions.exclude || []));
694 return {
695 debug,
696 method,
697 targets,
698 provider,
699
700 callProvider(payload, path) {
701 const utils = getUtils(path); // $FlowIgnore
702
703 provider[methodName](payload, utils, path);
704 }
705
706 };
707}
708
709function definePolyfillProvider(factory) {
710 return declare((babelApi, options, dirname) => {
711 babelApi.assertVersion(7);
712 const {
713 traverse
714 } = babelApi;
715 let debugLog;
716 const missingDependencies = applyMissingDependenciesDefaults(options, babelApi);
717 const {
718 debug,
719 method,
720 targets,
721 provider,
722 callProvider
723 } = instantiateProvider(factory, options, missingDependencies, dirname, () => debugLog, babelApi);
724 const createVisitor = method === "entry-global" ? entry : usage;
725 const visitor = provider.visitor ? traverse.visitors.merge([createVisitor(callProvider), provider.visitor]) : createVisitor(callProvider);
726
727 if (debug && debug !== presetEnvSilentDebugHeader) {
728 console.log(`${provider.name}: \`DEBUG\` option`);
729 console.log(`\nUsing targets: ${stringifyTargetsMultiline(targets)}`);
730 console.log(`\nUsing polyfills with \`${method}\` method:`);
731 }
732
733 return {
734 name: "inject-polyfills",
735 visitor,
736
737 pre() {
738 var _provider$pre;
739
740 debugLog = {
741 polyfills: new Map(),
742 found: false,
743 providers: new Set(),
744 missingDeps: new Set()
745 }; // $FlowIgnore - Flow doesn't support optional calls
746
747 (_provider$pre = provider.pre) == null ? void 0 : _provider$pre.apply(this, arguments);
748 },
749
750 post() {
751 var _provider$post;
752
753 // $FlowIgnore - Flow doesn't support optional calls
754 (_provider$post = provider.post) == null ? void 0 : _provider$post.apply(this, arguments);
755
756 if (missingDependencies !== false) {
757 if (missingDependencies.log === "per-file") {
758 logMissing(debugLog.missingDeps);
759 } else {
760 laterLogMissing(debugLog.missingDeps);
761 }
762 }
763
764 if (!debug) return;
765 if (this.filename) console.log(`\n[${this.filename}]`);
766
767 if (debugLog.polyfills.size === 0) {
768 console.log(method === "entry-global" ? debugLog.found ? `Based on your targets, the ${provider.name} polyfill did not add any polyfill.` : `The entry point for the ${provider.name} polyfill has not been found.` : `Based on your code and targets, the ${provider.name} polyfill did not add any polyfill.`);
769 return;
770 }
771
772 if (method === "entry-global") {
773 console.log(`The ${provider.name} polyfill entry has been replaced with ` + `the following polyfills:`);
774 } else {
775 console.log(`The ${provider.name} polyfill added the following polyfills:`);
776 }
777
778 for (const [name, support] of debugLog.polyfills) {
779 if (support) {
780 const filteredTargets = getInclusionReasons(name, targets, support);
781 const formattedTargets = JSON.stringify(filteredTargets).replace(/,/g, ", ").replace(/^\{"/, '{ "').replace(/"\}$/, '" }');
782 console.log(` ${name} ${formattedTargets}`);
783 } else {
784 console.log(` ${name}`);
785 }
786 }
787 }
788
789 };
790 });
791}
792
793function mapGetOr(map, key, getDefault) {
794 let val = map.get(key);
795
796 if (val === undefined) {
797 val = getDefault();
798 map.set(key, val);
799 }
800
801 return val;
802}
803
804export default definePolyfillProvider;
805//# sourceMappingURL=index.browser.mjs.map
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