pdf.js/systemjs.config.js

73 lines
2.4 KiB
JavaScript

/* Copyright 2017 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.
*/
'use strict';
(function () {
var baseLocation;
if (typeof document !== 'undefined') {
baseLocation = new URL('./', document.currentScript.src);
} else if (typeof location !== 'undefined') {
// Probably worker -- walking subfolders until we will reach root.
baseLocation = location;
while (baseLocation.href.includes('/src/')) {
baseLocation = new URL('..', baseLocation);
}
} else {
throw new Error('Cannot configure SystemJS');
}
var PluginBabelPath = 'node_modules/systemjs-plugin-babel/plugin-babel.js';
var SystemJSPluginBabelPath =
'node_modules/systemjs-plugin-babel/systemjs-babel-browser.js';
var PluginBabelCachePath = 'external/systemjs/plugin-babel-cached.js';
var isCachingPossible = typeof indexedDB !== 'undefined' &&
typeof TextEncoder !== 'undefined' &&
typeof crypto !== 'undefined' &&
typeof crypto.subtle !== 'undefined';
SystemJS.config({
packages: {
'': {
defaultExtension: 'js',
},
},
paths: {
'pdfjs': new URL('src', baseLocation).href,
'pdfjs-web': new URL('web', baseLocation).href,
'pdfjs-test': new URL('test', baseLocation).href,
'pdfjs-lib': new URL('src/pdf', baseLocation).href,
'core-js': new URL('node_modules/core-js', baseLocation).href,
},
meta: {
'*': {
scriptLoad: false,
esModule: true,
babelOptions: {
es2015: false,
},
},
},
map: {
'plugin-babel': new URL(PluginBabelPath, baseLocation).href,
'systemjs-babel-build':
new URL(SystemJSPluginBabelPath, baseLocation).href,
'plugin-babel-cached': new URL(PluginBabelCachePath, baseLocation).href,
},
transpiler: isCachingPossible ? 'plugin-babel-cached' : 'plugin-babel',
});
})();