!function(){"undefined"!=typeof self&&self.Prism&&self.document&&document.createRange&&(Prism.plugins.KeepMarkup=!0,Prism.hooks.add("before-highlight",function(e){if(e.element.children.length){var n=0,o=[],t=function(e,d){var r={};d||(r.clone=e.cloneNode(!1),r.posOpen=n,o.push(r));for(var a=0,s=e.childNodes.length;s>a;a++){var p=e.childNodes[a];1===p.nodeType?t(p):3===p.nodeType&&(n+=p.data.length)}d||(r.posClose=n)};t(e.element,!0),o&&o.length&&(e.keepMarkup=o)}}),Prism.hooks.add("after-highlight",function(e){if(e.keepMarkup&&e.keepMarkup.length){var n=function(e,o){for(var t=0,d=e.childNodes.length;d>t;t++){var r=e.childNodes[t];if(1===r.nodeType){if(!n(r,o))return!1}else 3===r.nodeType&&(!o.nodeStart&&o.pos+r.data.length>o.node.posOpen&&(o.nodeStart=r,o.nodeStartPos=o.node.posOpen-o.pos),o.nodeStart&&o.pos+r.data.length>=o.node.posClose&&(o.nodeEnd=r,o.nodeEndPos=o.node.posClose-o.pos),o.pos+=r.data.length);if(o.nodeStart&&o.nodeEnd){var a=document.createRange();return a.setStart(o.nodeStart,o.nodeStartPos),a.setEnd(o.nodeEnd,o.nodeEndPos),o.node.clone.appendChild(a.extractContents()),a.insertNode(o.node.clone),a.detach(),!1}}return!0};e.keepMarkup.forEach(function(o){n(e.element,{node:o,pos:0})})}}))}();