diff --git a/components/prism-core.js b/components/prism-core.js index f34bcaede7..2f1b7e974c 100644 --- a/components/prism-core.js +++ b/components/prism-core.js @@ -184,11 +184,13 @@ var _ = _self.Prism = { // Set language on the element, if not present element.className = element.className.replace(lang, '').replace(/\s+/g, ' ') + ' language-' + language; - // Set language on the parent, for styling - parent = element.parentNode; + if (element.parentNode) { + // Set language on the parent, for styling + parent = element.parentNode; - if (/pre/i.test(parent.nodeName)) { - parent.className = parent.className.replace(lang, '').replace(/\s+/g, ' ') + ' language-' + language; + if (/pre/i.test(parent.nodeName)) { + parent.className = parent.className.replace(lang, '').replace(/\s+/g, ' ') + ' language-' + language; + } } var code = element.textContent; diff --git a/components/prism-core.min.js b/components/prism-core.min.js index 36a0d8b1e1..f785fdb497 100644 --- a/components/prism-core.min.js +++ b/components/prism-core.min.js @@ -1 +1 @@ -var _self="undefined"!=typeof window?window:"undefined"!=typeof WorkerGlobalScope&&self instanceof WorkerGlobalScope?self:{},Prism=function(){var e=/\blang(?:uage)?-(\w+)\b/i,t=0,n=_self.Prism={manual:_self.Prism&&_self.Prism.manual,util:{encode:function(e){return e instanceof a?new a(e.type,n.util.encode(e.content),e.alias):"Array"===n.util.type(e)?e.map(n.util.encode):e.replace(/&/g,"&").replace(/e.length)return;if(!(w instanceof s)){h.lastIndex=0;var _=h.exec(w),P=1;if(!_&&m&&b!=t.length-1){if(h.lastIndex=k,_=h.exec(e),!_)break;for(var A=_.index+(d?_[1].length:0),j=_.index+_[0].length,x=b,O=k,S=t.length;S>x&&(j>O||!t[x].type&&!t[x-1].greedy);++x)O+=t[x].length,A>=O&&(++b,k=O);if(t[b]instanceof s||t[x-1].greedy)continue;P=x-b,w=e.slice(k,O),_.index-=k}if(_){d&&(p=_[1].length);var A=_.index+p,_=_[0].slice(p),j=A+_.length,N=w.slice(0,A),C=w.slice(j),E=[b,P];N&&(++b,k+=N.length,E.push(N));var I=new s(u,f?n.tokenize(_,f):_,y,_,m);if(E.push(I),C&&E.push(C),Array.prototype.splice.apply(t,E),1!=P&&n.matchGrammar(e,t,a,b,k,!0,u),l)break}else if(l)break}}}}},tokenize:function(e,t){var a=[e],r=t.rest;if(r){for(var i in r)t[i]=r[i];delete t.rest}return n.matchGrammar(e,a,t,0,0,!1),a},hooks:{all:{},add:function(e,t){var a=n.hooks.all;a[e]=a[e]||[],a[e].push(t)},run:function(e,t){var a=n.hooks.all[e];if(a&&a.length)for(var r,i=0;r=a[i++];)r(t)}}},a=n.Token=function(e,t,n,a,r){this.type=e,this.content=t,this.alias=n,this.length=0|(a||"").length,this.greedy=!!r};if(a.stringify=function(e,t,r){if("string"==typeof e)return e;if("Array"===n.util.type(e))return e.map(function(n){return a.stringify(n,t,e)}).join("");var i={type:e.type,content:a.stringify(e.content,t,r),tag:"span",classes:["token",e.type],attributes:{},language:t,parent:r};if(e.alias){var l="Array"===n.util.type(e.alias)?e.alias:[e.alias];Array.prototype.push.apply(i.classes,l)}n.hooks.run("wrap",i);var o=Object.keys(i.attributes).map(function(e){return e+'="'+(i.attributes[e]||"").replace(/"/g,""")+'"'}).join(" ");return"<"+i.tag+' class="'+i.classes.join(" ")+'"'+(o?" "+o:"")+">"+i.content+""},!_self.document)return _self.addEventListener?(_self.addEventListener("message",function(e){var t=JSON.parse(e.data),a=t.language,r=t.code,i=t.immediateClose;_self.postMessage(n.highlight(r,n.languages[a],a)),i&&_self.close()},!1),_self.Prism):_self.Prism;var r=document.currentScript||[].slice.call(document.getElementsByTagName("script")).pop();return r&&(n.filename=r.src,n.manual||r.hasAttribute("data-manual")||("loading"!==document.readyState?window.requestAnimationFrame?window.requestAnimationFrame(n.highlightAll):window.setTimeout(n.highlightAll,16):document.addEventListener("DOMContentLoaded",n.highlightAll))),_self.Prism}();"undefined"!=typeof module&&module.exports&&(module.exports=Prism),"undefined"!=typeof global&&(global.Prism=Prism); \ No newline at end of file +var _self="undefined"!=typeof window?window:"undefined"!=typeof WorkerGlobalScope&&self instanceof WorkerGlobalScope?self:{},Prism=function(){var e=/\blang(?:uage)?-(\w+)\b/i,t=0,n=_self.Prism={manual:_self.Prism&&_self.Prism.manual,util:{encode:function(e){return e instanceof a?new a(e.type,n.util.encode(e.content),e.alias):"Array"===n.util.type(e)?e.map(n.util.encode):e.replace(/&/g,"&").replace(/e.length)return;if(!(w instanceof s)){h.lastIndex=0;var _=h.exec(w),P=1;if(!_&&p&&b!=t.length-1){if(h.lastIndex=k,_=h.exec(e),!_)break;for(var A=_.index+(d?_[1].length:0),j=_.index+_[0].length,x=b,O=k,N=t.length;N>x&&(j>O||!t[x].type&&!t[x-1].greedy);++x)O+=t[x].length,A>=O&&(++b,k=O);if(t[b]instanceof s||t[x-1].greedy)continue;P=x-b,w=e.slice(k,O),_.index-=k}if(_){d&&(m=_[1].length);var A=_.index+m,_=_[0].slice(m),j=A+_.length,S=w.slice(0,A),C=w.slice(j),E=[b,P];S&&(++b,k+=S.length,E.push(S));var I=new s(u,f?n.tokenize(_,f):_,y,_,p);if(E.push(I),C&&E.push(C),Array.prototype.splice.apply(t,E),1!=P&&n.matchGrammar(e,t,a,b,k,!0,u),l)break}else if(l)break}}}}},tokenize:function(e,t){var a=[e],r=t.rest;if(r){for(var i in r)t[i]=r[i];delete t.rest}return n.matchGrammar(e,a,t,0,0,!1),a},hooks:{all:{},add:function(e,t){var a=n.hooks.all;a[e]=a[e]||[],a[e].push(t)},run:function(e,t){var a=n.hooks.all[e];if(a&&a.length)for(var r,i=0;r=a[i++];)r(t)}}},a=n.Token=function(e,t,n,a,r){this.type=e,this.content=t,this.alias=n,this.length=0|(a||"").length,this.greedy=!!r};if(a.stringify=function(e,t,r){if("string"==typeof e)return e;if("Array"===n.util.type(e))return e.map(function(n){return a.stringify(n,t,e)}).join("");var i={type:e.type,content:a.stringify(e.content,t,r),tag:"span",classes:["token",e.type],attributes:{},language:t,parent:r};if(e.alias){var l="Array"===n.util.type(e.alias)?e.alias:[e.alias];Array.prototype.push.apply(i.classes,l)}n.hooks.run("wrap",i);var o=Object.keys(i.attributes).map(function(e){return e+'="'+(i.attributes[e]||"").replace(/"/g,""")+'"'}).join(" ");return"<"+i.tag+' class="'+i.classes.join(" ")+'"'+(o?" "+o:"")+">"+i.content+""},!_self.document)return _self.addEventListener?(_self.addEventListener("message",function(e){var t=JSON.parse(e.data),a=t.language,r=t.code,i=t.immediateClose;_self.postMessage(n.highlight(r,n.languages[a],a)),i&&_self.close()},!1),_self.Prism):_self.Prism;var r=document.currentScript||[].slice.call(document.getElementsByTagName("script")).pop();return r&&(n.filename=r.src,n.manual||r.hasAttribute("data-manual")||("loading"!==document.readyState?window.requestAnimationFrame?window.requestAnimationFrame(n.highlightAll):window.setTimeout(n.highlightAll,16):document.addEventListener("DOMContentLoaded",n.highlightAll))),_self.Prism}();"undefined"!=typeof module&&module.exports&&(module.exports=Prism),"undefined"!=typeof global&&(global.Prism=Prism); \ No newline at end of file diff --git a/prism.js b/prism.js index 4fd2123a8f..691e5a8304 100644 --- a/prism.js +++ b/prism.js @@ -189,11 +189,13 @@ var _ = _self.Prism = { // Set language on the element, if not present element.className = element.className.replace(lang, '').replace(/\s+/g, ' ') + ' language-' + language; - // Set language on the parent, for styling - parent = element.parentNode; + if (element.parentNode) { + // Set language on the parent, for styling + parent = element.parentNode; - if (/pre/i.test(parent.nodeName)) { - parent.className = parent.className.replace(lang, '').replace(/\s+/g, ' ') + ' language-' + language; + if (/pre/i.test(parent.nodeName)) { + parent.className = parent.className.replace(lang, '').replace(/\s+/g, ' ') + ' language-' + language; + } } var code = element.textContent;