asteroid/reader/and/jo.js

/*!
 *
 *  # Jo | Helper for Embedding Bibi-Frames in Webpage.          (℠)
 *
 *  * © Satoru Matsushima - https://bibi.epub.link or https://github.com/satorumurmur/bibi
 *  * Open source under the MIT License - https://github.com/satorumurmur/bibi/blob/master/LICENSE
 *
 */!function(e){var t={};function n(i){if(t[i])return t[i].exports;var r=t[i]={i:i,l:!1,exports:{}};return e[i].call(r.exports,r,r.exports,n),r.l=!0,r.exports}n.m=e,n.c=t,n.d=function(e,t,i){n.o(e,t)||Object.defineProperty(e,t,{enumerable:!0,get:i})},n.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},n.t=function(e,t){if(1&t&&(e=n(e)),8&t)return e;if(4&t&&"object"==typeof e&&e&&e.__esModule)return e;var i=Object.create(null);if(n.r(i),Object.defineProperty(i,"default",{enumerable:!0,value:e}),2&t&&"string"!=typeof e)for(var r in e)n.d(i,r,function(t){return e[t]}.bind(null,r));return i},n.n=function(e){var t=e&&e.__esModule?function(){return e.default}:function(){return e};return n.d(t,"a",t),t},n.o=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},n.p="",n(n.s=13)}([,,,function(e,t,n){"use strict";var i,r=function(){return void 0===i&&(i=Boolean(window&&document&&document.all&&!window.atob)),i},o=function(){var e={};return function(t){if(void 0===e[t]){var n=document.querySelector(t);if(window.HTMLIFrameElement&&n instanceof window.HTMLIFrameElement)try{n=n.contentDocument.head}catch(e){n=null}e[t]=n}return e[t]}}(),a=[];function u(e){for(var t=-1,n=0;n<a.length;n++)if(a[n].identifier===e){t=n;break}return t}function c(e,t){for(var n={},i=[],r=0;r<e.length;r++){var o=e[r],c=t.base?o[0]+t.base:o[0],s=n[c]||0,d="".concat(c," ").concat(s);n[c]=s+1;var l=u(d),f={css:o[1],media:o[2],sourceMap:o[3]};-1!==l?(a[l].references++,a[l].updater(f)):a.push({identifier:d,updater:v(f,t),references:1}),i.push(d)}return i}function s(e){var t=document.createElement("style"),i=e.attributes||{};if(void 0===i.nonce){var r=n.nc;r&&(i.nonce=r)}if(Object.keys(i).forEach((function(e){t.setAttribute(e,i[e])})),"function"==typeof e.insert)e.insert(t);else{var a=o(e.insert||"head");if(!a)throw new Error("Couldn't find a style target. 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