digga/mark.min.js

/*!***************************************************
* mark.js v8.11.1
* https://markjs.io/
* Copyright (c) 2014–2018, Julian Kühnel
* Released under the MIT license https://git.io/vwTVl
*****************************************************/
!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):e.Mark=t()}(this,function(){"use strict";var e="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e},t=function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")},n=function(){function e(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}return function(t,n,r){return n&&e(t.prototype,n),r&&e(t,r),t}}(),r=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(e[r]=n[r])}return e},i=function(){function e(n){var r=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[],o=arguments.length>3&&void 0!==arguments[3]?arguments[3]:5e3;t(this,e),this.ctx=n,this.iframes=r,this.exclude=i,this.iframesTimeout=o}return n(e,[{key:"getContexts",value:function(){var e=[];return(void 0!==this.ctx&&this.ctx?NodeList.prototype.isPrototypeOf(this.ctx)?Array.prototype.slice.call(this.ctx):Array.isArray(this.ctx)?this.ctx:"string"==typeof this.ctx?Array.prototype.slice.call(document.querySelectorAll(this.ctx)):[this.ctx]:[]).forEach(function(t){var n=e.filter(function(e){return e.contains(t)}).length>0;-1!==e.indexOf(t)||n||e.push(t)}),e}},{key:"getIframeContents",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:function(){},r=void 0;try{var i=e.contentWindow;if(r=i.document,!i||!r)throw new Error("iframe inaccessible")}catch(e){n()}r&&t(r)}},{key:"isIframeBlank",value:function(e){var t="about:blank",n=e.getAttribute("src").trim();return e.contentWindow.location.href===t&&n!==t&&n}},{key:"observeIframeLoad",value:function(e,t,n){var r=this,i=!1,o=null,a=function a(){if(!i){i=!0,clearTimeout(o);try{r.isIframeBlank(e)||(e.removeEventListener("load",a),r.getIframeContents(e,t,n))}catch(e){n()}}};e.addEventListener("load",a),o=setTimeout(a,this.iframesTimeout)}},{key:"onIframeReady",value:function(e,t,n){try{"complete"===e.contentWindow.document.readyState?this.isIframeBlank(e)?this.observeIframeLoad(e,t,n):this.getIframeContents(e,t,n):this.observeIframeLoad(e,t,n)}catch(e){n()}}},{key:"waitForIframes",value:function(e,t){var n=this,r=0;this.forEachIframe(e,function(){return!0},function(e){r++,n.waitForIframes(e.querySelector("html"),function(){--r||t()})},function(e){e||t()})}},{key:"forEachIframe",value:function(t,n,r){var i=this,o=arguments.length>3&&void 0!==arguments[3]?arguments[3]:function(){},a=t.querySelectorAll("iframe"),s=a.length,c=0;a=Array.prototype.slice.call(a);var u=function(){--s<=0&&o(c)};s||u(),a.forEach(function(t){e.matches(t,i.exclude)?u():i.onIframeReady(t,function(e){n(t)&&(c++,r(e)),u()},u)})}},{key:"createIterator",value:function(e,t,n){return document.createNodeIterator(e,t,n,!1)}},{key:"createInstanceOnIframe",value:function(t){return new e(t.querySelector("html"),this.iframes)}},{key:"compareNodeIframe",value:function(e,t,n){if(e.compareDocumentPosition(n)&Node.DOCUMENT_POSITION_PRECEDING){if(null===t)return!0;if(t.compareDocumentPosition(n)&Node.DOCUMENT_POSITION_FOLLOWING)return!0}return!1}},{key:"getIteratorNode",value:function(e){var t=e.previousNode();return{prevNode:t,node:null===t?e.nextNode():e.nextNode()&&e.nextNode()}}},{key:"checkIframeFilter",value:function(e,t,n,r){var i=!1,o=!1;return r.forEach(function(e,t){e.val===n&&(i=t,o=e.handled)}),this.compareNodeIframe(e,t,n)?(!1!==i||o?!1===i||o||(r[i].handled=!0):r.push({val:n,handled:!0}),!0):(!1===i&&r.push({val:n,handled:!1}),!1)}},{key:"handleOpenIframes",value:function(e,t,n,r){var i=this;e.forEach(function(e){e.handled||i.getIframeContents(e.val,function(e){i.createInstanceOnIframe(e).forEachNode(t,n,r)})})}},{key:"iterateThroughNodes",value:function(e,t,n,r,i){fo