526 lines
14 KiB
JavaScript
526 lines
14 KiB
JavaScript
/**
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* @monogrid/gainmap-js v3.4.0
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* With ❤️, by MONOGRID <gainmap@monogrid.com>
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*/
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
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typeof define === 'function' && define.amd ? define(['exports'], factory) :
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(global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global["worker-interface"] = {}));
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})(this, (function (exports) { 'use strict';
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var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};
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function getDefaultExportFromCjs (x) {
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return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x;
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}
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var lib$1;
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var hasRequiredLib$1;
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function requireLib$1 () {
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if (hasRequiredLib$1) return lib$1;
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hasRequiredLib$1 = 1;
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var Mutation = commonjsGlobal.MutationObserver || commonjsGlobal.WebKitMutationObserver;
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var scheduleDrain;
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if (process.browser) {
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if (Mutation) {
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var called = 0;
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var observer = new Mutation(nextTick);
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var element = commonjsGlobal.document.createTextNode('');
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observer.observe(element, {
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characterData: true
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});
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scheduleDrain = function () {
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element.data = (called = ++called % 2);
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};
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} else if (!commonjsGlobal.setImmediate && typeof commonjsGlobal.MessageChannel !== 'undefined') {
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var channel = new commonjsGlobal.MessageChannel();
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channel.port1.onmessage = nextTick;
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scheduleDrain = function () {
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channel.port2.postMessage(0);
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};
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} else if ('document' in commonjsGlobal && 'onreadystatechange' in commonjsGlobal.document.createElement('script')) {
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scheduleDrain = function () {
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// Create a <script> element; its readystatechange event will be fired asynchronously once it is inserted
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// into the document. Do so, thus queuing up the task. Remember to clean up once it's been called.
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var scriptEl = commonjsGlobal.document.createElement('script');
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scriptEl.onreadystatechange = function () {
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nextTick();
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scriptEl.onreadystatechange = null;
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scriptEl.parentNode.removeChild(scriptEl);
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scriptEl = null;
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};
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commonjsGlobal.document.documentElement.appendChild(scriptEl);
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};
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} else {
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scheduleDrain = function () {
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setTimeout(nextTick, 0);
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};
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}
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} else {
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scheduleDrain = function () {
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process.nextTick(nextTick);
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};
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}
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var draining;
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var queue = [];
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//named nextTick for less confusing stack traces
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function nextTick() {
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draining = true;
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var i, oldQueue;
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var len = queue.length;
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while (len) {
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oldQueue = queue;
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queue = [];
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i = -1;
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while (++i < len) {
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oldQueue[i]();
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}
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len = queue.length;
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}
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draining = false;
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}
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lib$1 = immediate;
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function immediate(task) {
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if (queue.push(task) === 1 && !draining) {
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scheduleDrain();
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}
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}
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return lib$1;
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}
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var lib;
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var hasRequiredLib;
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function requireLib () {
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if (hasRequiredLib) return lib;
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hasRequiredLib = 1;
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var immediate = requireLib$1();
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/* istanbul ignore next */
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function INTERNAL() {}
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var handlers = {};
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var REJECTED = ['REJECTED'];
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var FULFILLED = ['FULFILLED'];
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var PENDING = ['PENDING'];
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/* istanbul ignore else */
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if (!process.browser) {
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// in which we actually take advantage of JS scoping
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var UNHANDLED = ['UNHANDLED'];
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}
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lib = Promise;
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function Promise(resolver) {
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if (typeof resolver !== 'function') {
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throw new TypeError('resolver must be a function');
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}
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this.state = PENDING;
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this.queue = [];
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this.outcome = void 0;
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/* istanbul ignore else */
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if (!process.browser) {
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this.handled = UNHANDLED;
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}
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if (resolver !== INTERNAL) {
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safelyResolveThenable(this, resolver);
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}
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}
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Promise.prototype.finally = function (callback) {
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if (typeof callback !== 'function') {
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return this;
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}
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var p = this.constructor;
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return this.then(resolve, reject);
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function resolve(value) {
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function yes () {
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return value;
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}
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return p.resolve(callback()).then(yes);
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}
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function reject(reason) {
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function no () {
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throw reason;
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}
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return p.resolve(callback()).then(no);
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}
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};
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Promise.prototype.catch = function (onRejected) {
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return this.then(null, onRejected);
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};
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Promise.prototype.then = function (onFulfilled, onRejected) {
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if (typeof onFulfilled !== 'function' && this.state === FULFILLED ||
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typeof onRejected !== 'function' && this.state === REJECTED) {
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return this;
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}
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var promise = new this.constructor(INTERNAL);
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/* istanbul ignore else */
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if (!process.browser) {
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if (this.handled === UNHANDLED) {
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this.handled = null;
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}
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}
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if (this.state !== PENDING) {
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var resolver = this.state === FULFILLED ? onFulfilled : onRejected;
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unwrap(promise, resolver, this.outcome);
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} else {
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this.queue.push(new QueueItem(promise, onFulfilled, onRejected));
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}
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return promise;
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};
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function QueueItem(promise, onFulfilled, onRejected) {
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this.promise = promise;
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if (typeof onFulfilled === 'function') {
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this.onFulfilled = onFulfilled;
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this.callFulfilled = this.otherCallFulfilled;
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}
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if (typeof onRejected === 'function') {
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this.onRejected = onRejected;
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this.callRejected = this.otherCallRejected;
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}
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}
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QueueItem.prototype.callFulfilled = function (value) {
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handlers.resolve(this.promise, value);
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};
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QueueItem.prototype.otherCallFulfilled = function (value) {
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unwrap(this.promise, this.onFulfilled, value);
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};
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QueueItem.prototype.callRejected = function (value) {
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handlers.reject(this.promise, value);
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};
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QueueItem.prototype.otherCallRejected = function (value) {
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unwrap(this.promise, this.onRejected, value);
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};
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function unwrap(promise, func, value) {
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immediate(function () {
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var returnValue;
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try {
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returnValue = func(value);
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} catch (e) {
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return handlers.reject(promise, e);
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}
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if (returnValue === promise) {
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handlers.reject(promise, new TypeError('Cannot resolve promise with itself'));
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} else {
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handlers.resolve(promise, returnValue);
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}
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});
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}
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handlers.resolve = function (self, value) {
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var result = tryCatch(getThen, value);
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if (result.status === 'error') {
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return handlers.reject(self, result.value);
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}
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var thenable = result.value;
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if (thenable) {
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safelyResolveThenable(self, thenable);
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} else {
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self.state = FULFILLED;
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self.outcome = value;
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var i = -1;
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var len = self.queue.length;
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while (++i < len) {
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self.queue[i].callFulfilled(value);
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}
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}
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return self;
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};
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handlers.reject = function (self, error) {
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self.state = REJECTED;
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self.outcome = error;
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/* istanbul ignore else */
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if (!process.browser) {
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if (self.handled === UNHANDLED) {
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immediate(function () {
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if (self.handled === UNHANDLED) {
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process.emit('unhandledRejection', error, self);
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}
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});
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}
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}
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var i = -1;
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var len = self.queue.length;
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while (++i < len) {
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self.queue[i].callRejected(error);
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}
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return self;
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};
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function getThen(obj) {
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// Make sure we only access the accessor once as required by the spec
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var then = obj && obj.then;
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if (obj && (typeof obj === 'object' || typeof obj === 'function') && typeof then === 'function') {
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return function appyThen() {
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then.apply(obj, arguments);
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};
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}
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}
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function safelyResolveThenable(self, thenable) {
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// Either fulfill, reject or reject with error
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var called = false;
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function onError(value) {
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if (called) {
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return;
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}
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called = true;
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handlers.reject(self, value);
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}
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function onSuccess(value) {
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if (called) {
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return;
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}
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called = true;
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handlers.resolve(self, value);
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}
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function tryToUnwrap() {
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thenable(onSuccess, onError);
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}
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var result = tryCatch(tryToUnwrap);
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if (result.status === 'error') {
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onError(result.value);
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}
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}
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function tryCatch(func, value) {
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var out = {};
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try {
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out.value = func(value);
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out.status = 'success';
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} catch (e) {
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out.status = 'error';
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out.value = e;
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}
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return out;
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}
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Promise.resolve = resolve;
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function resolve(value) {
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if (value instanceof this) {
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return value;
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}
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return handlers.resolve(new this(INTERNAL), value);
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}
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Promise.reject = reject;
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function reject(reason) {
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var promise = new this(INTERNAL);
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return handlers.reject(promise, reason);
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}
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Promise.all = all;
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function all(iterable) {
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var self = this;
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if (Object.prototype.toString.call(iterable) !== '[object Array]') {
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return this.reject(new TypeError('must be an array'));
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}
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var len = iterable.length;
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var called = false;
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if (!len) {
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return this.resolve([]);
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}
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var values = new Array(len);
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var resolved = 0;
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var i = -1;
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var promise = new this(INTERNAL);
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while (++i < len) {
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allResolver(iterable[i], i);
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}
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return promise;
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function allResolver(value, i) {
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self.resolve(value).then(resolveFromAll, function (error) {
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if (!called) {
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called = true;
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handlers.reject(promise, error);
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}
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});
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function resolveFromAll(outValue) {
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values[i] = outValue;
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if (++resolved === len && !called) {
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called = true;
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handlers.resolve(promise, values);
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}
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}
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}
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}
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Promise.race = race;
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function race(iterable) {
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var self = this;
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if (Object.prototype.toString.call(iterable) !== '[object Array]') {
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return this.reject(new TypeError('must be an array'));
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}
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var len = iterable.length;
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var called = false;
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if (!len) {
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return this.resolve([]);
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}
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var i = -1;
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var promise = new this(INTERNAL);
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while (++i < len) {
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resolver(iterable[i]);
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}
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return promise;
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function resolver(value) {
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self.resolve(value).then(function (response) {
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if (!called) {
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called = true;
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handlers.resolve(promise, response);
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}
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}, function (error) {
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if (!called) {
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called = true;
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handlers.reject(promise, error);
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}
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});
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}
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}
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return lib;
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}
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var promiseWorkerTransferable;
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var hasRequiredPromiseWorkerTransferable;
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function requirePromiseWorkerTransferable () {
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if (hasRequiredPromiseWorkerTransferable) return promiseWorkerTransferable;
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hasRequiredPromiseWorkerTransferable = 1;
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/* istanbul ignore next */
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var MyPromise = typeof Promise !== 'undefined' ? Promise : requireLib();
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var messageIds = 0;
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function onMessage(self, e) {
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var message = e.data;
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if (!Array.isArray(message) || message.length < 2) {
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// Ignore - this message is not for us.
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return;
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}
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var messageId = message[0];
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var error = message[1];
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var result = message[2];
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var callback = self._callbacks[messageId];
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if (!callback) {
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// Ignore - user might have created multiple PromiseWorkers.
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// This message is not for us.
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return;
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}
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delete self._callbacks[messageId];
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callback(error, result);
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}
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function PromiseWorker(worker) {
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var self = this;
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self._worker = worker;
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self._callbacks = {};
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worker.addEventListener('message', function (e) {
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onMessage(self, e);
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});
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}
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PromiseWorker.prototype.postMessage = function (userMessage, transferList) {
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var self = this;
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var messageId = messageIds++;
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var messageToSend = [messageId, userMessage];
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return new MyPromise(function (resolve, reject) {
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self._callbacks[messageId] = function (error, result) {
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if (error) {
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return reject(new Error(error.message));
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}
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resolve(result);
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};
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/* istanbul ignore if */
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if (typeof self._worker.controller !== 'undefined') {
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// service worker, use MessageChannels because e.source is broken in Chrome < 51:
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// https://bugs.chromium.org/p/chromium/issues/detail?id=543198
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var channel = new MessageChannel();
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channel.port1.onmessage = function (e) {
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onMessage(self, e);
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};
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self._worker.controller.postMessage(messageToSend, [channel.port2].concat(transferList));
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} else {
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// web worker
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self._worker.postMessage(messageToSend, transferList);
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}
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});
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};
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PromiseWorker.prototype.terminate = function () {
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this._worker.terminate();
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};
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promiseWorkerTransferable = PromiseWorker;
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return promiseWorkerTransferable;
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}
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var promiseWorkerTransferableExports = requirePromiseWorkerTransferable();
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var PromiseWorker = /*@__PURE__*/getDefaultExportFromCjs(promiseWorkerTransferableExports);
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// @ts-expect-error untyped lib
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/**
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* Wraps a Regular worker into a `PromiseWorker`
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*
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* @param worker
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* @returns
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*/
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const getPromiseWorker = (worker) => {
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// eslint-disable-next-line @typescript-eslint/no-unsafe-call
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return new PromiseWorker(worker);
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};
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/**
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* Returns an interface where methods of the worker can be called by the host site
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*
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* @example
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* // this assumes a vite-like bundler understands the `?worker` import
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* import GainMapWorker from '@monogrid/gainmap-js/worker?worker'
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* import { getPromiseWorker, getWorkerInterface } from '@monogrid/gainmap-js/worker-interface'
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*
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* // turn our Worker into a PromiseWorker
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* const promiseWorker = getPromiseWorker(new GainMapWorker())
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* // get the interface
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* const workerInterface = getWorkerInterface(promiseWorker)
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*
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* @param worker
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* @returns
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*/
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const getWorkerInterface = (worker) => {
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return {
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compress: (payload) => worker.postMessage({ type: 'compress', payload })
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};
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};
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exports.getPromiseWorker = getPromiseWorker;
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exports.getWorkerInterface = getWorkerInterface;
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}));
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