reveal-js-base-theme/plugin/highlight/highlight.js

// START CUSTOM REVEAL.JS INTEGRATION
(function() {
	if( typeof window.addEventListener === 'function' ) {
		var hljs_nodes = document.querySelectorAll( 'pre code' );

		for( var i = 0, len = hljs_nodes.length; i < len; i++ ) {
			var element = hljs_nodes[i];

			// trim whitespace if data-trim attribute is present
			if( element.hasAttribute( 'data-trim' ) && typeof element.innerHTML.trim === 'function' ) {
				element.innerHTML = element.innerHTML.trim();
			}

			// Now escape html unless prevented by author
			if( ! element.hasAttribute( 'data-noescape' )) {
				element.innerHTML = element.innerHTML.replace(/</g,"&lt;").replace(/>/g,"&gt;");
			}

			// re-highlight when focus is lost (for edited code)
			element.addEventListener( 'focusout', function( event ) {
				hljs.highlightBlock( event.currentTarget );
			}, false );
		}
	}
})();
// END CUSTOM REVEAL.JS INTEGRATION

// highlight.js v8.0 with support for all available languages

var hljs=new function(){function k(v){return v.replace(/&/gm,"&amp;").replace(/</gm,"&lt;").replace(/>/gm,"&gt;")}function t(v){return v.nodeName.toLowerCase()}function i(w,x){var v=w&&w.exec(x);return v&&v.index==0}function d(v){return Array.prototype.map.call(v.childNodes,function(w){if(w.nodeType==3){return b.useBR?w.nodeValue.replace(/\n/g,""):w.nodeValue}if(t(w)=="br"){return"\n"}return d(w)}).join("")}function r(w){var v=(w.className+" "+(w.parentNode?w.parentNode.className:"")).split(/\s+/);v=v.map(function(x){return x.replace(/^language-/,"")});return v.filter(function(x){return j(x)||x=="no-highlight"})[0]}function o(x,y){var v={};for(var w in x){v[w]=x[w]}if(y){for(var w in y){v[w]=y[w]}}return v}function u(x){var v=[];(function w(y,z){for(var A=y.firstChild;A;A=A.nextSibling){if(A.nodeType==3){z+=A.nodeValue.length}else{if(t(A)=="br"){z+=1}else{if(A.nodeType==1){v.push({event:"start",offset:z,node:A});z=w(A,z);v.push({event:"stop",offset:z,node:A})}}}}return z})(x,0);return v}function q(w,y,C){var x=0;var F="";var z=[];function B(){if(!w.length||!y.length){return w.length?w:y}if(w[0].offset!=y[0].offset){return(w[0].offset<y[0].offset)?w:y}return y[0].event=="start"?w:y}function A(H){function G(I){return" "+I.nodeName+'="'+k(I.value)+'"'}F+="<"+t(H)+Array.prototype.map.call(H.attributes,G).join("")+">"}function E(G){F+="</"+t(G)+">"}function v(G){(G.event=="start"?A:E)(G.node)}while(w.length||y.length){var D=B();F+=k(C.substr(x,D[0].offset-x));x=D[0].offset;if(D==w){z.reverse().forEach(E);do{v(D.splice(0,1)[0]);D=B()}while(D==w&&D.length&&D[0].offset==x);z.reverse().forEach(A)}else{if(D[0].event=="start"){z.push(D[0].node)}else{z.pop()}v(D.splice(0,1)[0])}}return F+k(C.substr(x))}function m(y){function v(z){return(z&&z.source)||z}function w(A,z){return RegExp(v(A),"m"+(y.cI?"i":"")+(z?"g":""))}function x(D,C){if(D.compiled){return}D.compiled=true;D.k=D.k||D.bK;if(D.k){var z={};function E(G,F){if(y.cI){F=F.toLowerCase()}F.split(" ").forEach(function(H){var I=H.split("|");z[I[0]]=[G,I[1]?Number(I[1]):1]})}if(typeof D.k=="string"){E("keyword",D.k)}else{Object.keys(D.k).forEach(function(F){E(F,D.k[F])})}D.k=z}D.lR=w(D.l||/\b[A-Za-z0-9_]+\b/,true);if(C){if(D.bK){D.b=D.bK.split(" ").join("|")}if(!D.b){D.b=/\B|\b/}D.bR=w(D.b);if(!D.e&&!D.eW){D.e=/\B|\b/}if(D.e){D.eR=w(D.e)}D.tE=v(D.e)||"";if(D.eW&&C.tE){D.tE+=(D.e?"|":"")+C.tE}}if(D.i){D.iR=w(D.i)}if(D.r===undefined){D.r=1}if(!D.c){D.c=[]}var B=[];D.c.forEach(function(F){if(F.v){F.v.forEach(function(G){B.push(o(F,G))})}else{B.push(F=="self"?D:F)}});D.c=B;D.c.forEach(function(F){x(F,D)});if(D.starts){x(D.starts,C)}var A=D.c.map(function(F){return F.bK?"\\.?\\b("+F.b+")\\b\\.?":F.b}).concat([D.tE]).concat([D.i]).map(v).filter(Boolean);D.t=A.length?w(A.join("|"),true):{exec:function(F){return null}};D.continuation={}}x(y)}function c(S,L,J,R){function v(U,V){for(var T=0;T<V.c.length;T++){if(i(V.c[T].bR,U)){return V.c[T]}}}function z(U,T){if(i(U.eR,T)){return U}if(U.eW){return z(U.parent,T)}}function A(T,U){return !J&&i(U.iR,T)}function E(V,T){var U=M.cI?T[0].toLowerCase():T[0];return V.k.hasOwnProperty(U)&&V.k[U]}function w(Z,X,W,V){var T=V?"":b.classPrefix,U='<span class="'+T,Y=W?"":"</span>";U+=Z+'">';return U+X+Y}function N(){var U=k(C);if(!I.k){return U}var T="";var X=0;I.lR.lastIndex=0;var V=I.lR.exec(U);while(V){T+=U.substr(X,V.index-X);var W=E(I,V);if(W){H+=W[1];T+=w(W[0],V[0])}else{T+=V[0]}X=I.lR.lastIndex;V=I.lR.exec(U)}return T+U.substr(X)}function F(){if(I.sL&&!f[I.sL]){return k(C)}var T=I.sL?c(I.sL,C,true,I.continuation.top):g(C);if(I.r>0){H+=T.r}if(I.subLanguageMode=="continuous"){I.continuation.top=T.top}return w(T.language,T.value,false,true)}function Q(){return I.sL!==undefined?F():N()}function P(V,U){var T=V.cN?w(V.cN,"",true):"";if(V.rB){D+=T;C=""}else{if(V.eB){D+=k(U)+T;C=""}else{D+=T;C=U}}I=Object.create(V,{parent:{value:I}})}function G(T,X){C+=T;if(X===undefined){D+=Q();return 0}var V=v(X,I);if(V){D+=Q();P(V,X);return V.rB?0:X.length}var W=z(I,X);if(W){var U=I;if(!(U.rE||U.eE)){C+=X}D+=Q();do{if(I.cN){D+="</span>"}H+=I.r;I=I.parent}while(I!=W.parent