108 lines
5.1 KiB
JavaScript
Executable File
108 lines
5.1 KiB
JavaScript
Executable File
'use strict';
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/**
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* @license Angular v<unknown>
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* (c) 2010-2025 Google LLC. https://angular.io/
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* License: MIT
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*/
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(function (factory) {
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typeof define === 'function' && define.amd ? define(factory) :
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factory();
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})((function () {
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'use strict';
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/**
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* @fileoverview
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* @suppress {missingRequire}
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*/
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function patchFetch(Zone) {
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Zone.__load_patch('fetch', function (global, Zone, api) {
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var fetch = global['fetch'];
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if (typeof fetch !== 'function') {
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return;
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}
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var originalFetch = global[api.symbol('fetch')];
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if (originalFetch) {
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// restore unpatched fetch first
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fetch = originalFetch;
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}
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var ZoneAwarePromise = global.Promise;
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var symbolThenPatched = api.symbol('thenPatched');
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var fetchTaskScheduling = api.symbol('fetchTaskScheduling');
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var OriginalResponse = global.Response;
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var placeholder = function () { };
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var createFetchTask = function (source, data, originalImpl, self, args, ac) { return new Promise(function (resolve, reject) {
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var task = Zone.current.scheduleMacroTask(source, placeholder, data, function () {
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// The promise object returned by the original implementation passed into the
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// function. This might be a `fetch` promise, `Response.prototype.json` promise,
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// etc.
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var implPromise;
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var zone = Zone.current;
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try {
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zone[fetchTaskScheduling] = true;
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implPromise = originalImpl.apply(self, args);
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}
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catch (error) {
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reject(error);
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return;
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}
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finally {
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zone[fetchTaskScheduling] = false;
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}
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if (!(implPromise instanceof ZoneAwarePromise)) {
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var ctor = implPromise.constructor;
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if (!ctor[symbolThenPatched]) {
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api.patchThen(ctor);
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}
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}
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implPromise.then(function (resource) {
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if (task.state !== 'notScheduled') {
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task.invoke();
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}
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resolve(resource);
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}, function (error) {
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if (task.state !== 'notScheduled') {
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task.invoke();
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}
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reject(error);
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});
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}, function () {
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ac === null || ac === void 0 ? void 0 : ac.abort();
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});
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}); };
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global['fetch'] = function () {
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var args = Array.prototype.slice.call(arguments);
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var options = args.length > 1 ? args[1] : {};
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var signal = options === null || options === void 0 ? void 0 : options.signal;
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var ac = new AbortController();
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var fetchSignal = ac.signal;
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options.signal = fetchSignal;
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args[1] = options;
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var onAbort;
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if (signal) {
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var nativeAddEventListener = signal[Zone.__symbol__('addEventListener')] ||
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signal.addEventListener;
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onAbort = function () { return ac.abort(); };
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nativeAddEventListener.call(signal, 'abort', onAbort, { once: true });
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}
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return createFetchTask('fetch', { fetchArgs: args }, fetch, this, args, ac).finally(function () {
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// We need to be good citizens and remove the `abort` listener once
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// the fetch is settled. The `abort` listener may not be called at all,
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// which means the event listener closure would retain a reference to
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// the `ac` object even if it goes out of scope. Since browser's garbage
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// collectors work differently, some may not be smart enough to collect a signal.
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signal === null || signal === void 0 ? void 0 : signal.removeEventListener('abort', onAbort);
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});
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};
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if (OriginalResponse === null || OriginalResponse === void 0 ? void 0 : OriginalResponse.prototype) {
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// https://fetch.spec.whatwg.org/#body-mixin
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['arrayBuffer', 'blob', 'formData', 'json', 'text']
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// Safely check whether the method exists on the `Response` prototype before patching.
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.filter(function (method) { return typeof OriginalResponse.prototype[method] === 'function'; })
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.forEach(function (method) {
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api.patchMethod(OriginalResponse.prototype, method, function (delegate) { return function (self, args) { return createFetchTask("Response.".concat(method), undefined, delegate, self, args, undefined); }; });
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});
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}
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});
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}
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patchFetch(Zone);
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}));
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