Stirling-PDF/client-vanilla/dep/pdf.worker.min.js

/**
 * @licstart The following is the entire license notice for the
 * Javascript code in this page
 *
 * Copyright 2020 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * @licend The above is the entire license notice for the
 * Javascript code in this page
 */
!function webpackUniversalModuleDefinition(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t():"function"==typeof define&&define.amd?define("pdfjs-dist/build/pdf.worker",[],t):"object"==typeof exports?exports["pdfjs-dist/build/pdf.worker"]=t():e["pdfjs-dist/build/pdf.worker"]=e.pdfjsWorker=t()}(this,(function(){return function(e){var t={};function __w_pdfjs_require__(r){if(t[r])return t[r].exports;var a=t[r]={i:r,l:!1,exports:{}};e[r].call(a.exports,a,a.exports,__w_pdfjs_require__);a.l=!0;return a.exports}__w_pdfjs_require__.m=e;__w_pdfjs_require__.c=t;__w_pdfjs_require__.d=function(e,t,r){__w_pdfjs_require__.o(e,t)||Object.defineProperty(e,t,{enumerable:!0,get:r})};__w_pdfjs_require__.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"});Object.defineProperty(e,"__esModule",{value:!0})};__w_pdfjs_require__.t=function(e,t){1&t&&(e=__w_pdfjs_require__(e));if(8&t)return e;if(4&t&&"object"==typeof e&&e&&e.__esModule)return e;var r=Object.create(null);__w_pdfjs_require__.r(r);Object.defineProperty(r,"default",{enumerable:!0,value:e});if(2&t&&"string"!=typeof e)for(var a in e)__w_pdfjs_require__.d(r,a,function(t){return e[t]}.bind(null,a));return r};__w_pdfjs_require__.n=function(e){var t=e&&e.__esModule?function getDefault(){return e.default}:function getModuleExports(){return e};__w_pdfjs_require__.d(t,"a",t);return t};__w_pdfjs_require__.o=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)};__w_pdfjs_require__.p="";return __w_pdfjs_require__(__w_pdfjs_require__.s=0)}([function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});Object.defineProperty(t,"WorkerMessageHandler",{enumerable:!0,get:function(){return a.WorkerMessageHandler}});var a=r(1)},function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});t.WorkerMessageHandler=t.WorkerTask=void 0;var a=r(2),i=r(5),n=r(6),s=r(27),o=r(4),c=r(46),l=r(47),h=r(8);class WorkerTask{constructor(e){this.name=e;this.terminated=!1;this._capability=(0,a.createPromiseCapability)()}get finished(){return this._capability.promise}finish(){this._capability.resolve()}terminate(){this.terminated=!0}ensureNotTerminated(){if(this.terminated)throw new Error("Worker task was terminated")}}t.WorkerTask=WorkerTask;class WorkerMessageHandler{static setup(e,t){var r=!1;e.on("test",(function wphSetupTest(t){if(r)return;r=!0;if(!(t instanceof Uint8Array)){e.send("test",null);return}const a=255===t[0];e.postMessageTransfers=a;e.send("test",{supportTransfers:a})}));e.on("configure",(function wphConfigure(e){(0,a.setVerbosityLevel)(e.verbosity)}));e.on("GetDocRequest",(function wphSetupDoc(e){return WorkerMessageHandler.createDocumentHandler(e,t)}))}static createDocumentHandler(e,t){var r,o=!1,u=null,d=[];const f=(0,a.getVerbosityLevel)(),g=e.apiVersion;if("2.6.347"!==g)throw new Error(`The API version "${g}" does not match the Worker version "2.6.347".`);const m=[];for(const e in[])m.push(e);if(m.length)throw new Error("The `Array.prototype` contains unexpected enumerable properties: "+m.join(", ")+"; thus breaking e.g. `for...in` iteration of `Array`s.");if("undefined"==typeof ReadableStream||void 0===Promise.allSettled)throw new Error("The browser/environment lacks native support for critical functionality used by the PDF.js library (e.g. `ReadableStream` and/or `Promise.allSettled`); please use an ES5-compatible build instead.");var p=e.docId,b=e.docBaseUrl,y=e.docId+"_worker",v=new c.MessageHandler(y,p,t);v.postMessageTransfers=e.postMessageTransfers;function ensureNotTerminated(){if(o)throw new Error("Worker was terminated")}function startWorkerTask(e){d.push(e)}function finishWorkerTask(e){e.finish();var t=d.indexOf(e);d.splice(t,1)}async function loadDocument(e){await r.ensureDoc("checkHeader");await r.ensureDoc("parseStartXRef");await r.ensureDoc("parse",[e]);e||await r.ensureDoc("checkFirstPage");const[t,a]=await Promise.all([r.ensureDoc("numPages"),r.ensureDoc("fingerprint")]);return{numPages:t,fingerprint:a}}function getPdfManager(e,t){var r=(0,a.createP