kmx.io/prism.js

diff --git a/plugins/normalize-whitespace/index.html b/plugins/normalize-whitespace/index.html
index 7942b55..a9c3d30 100644
--- a/plugins/normalize-whitespace/index.html
+++ b/plugins/normalize-whitespace/index.html
@@ -42,6 +42,9 @@
 	<p>By default the plugin trims all leading and trailing whitespace of every code block.
 	It also removes extra indents and trailing whitespace on every line.</p>
 
+	<p>The plugin can be disabled for a particular code block by adding the class <code>no-whitespace-normalization</code> to
+	either the <code>&lt;pre></code> or <code>&lt;code></code> tag.</p>
+
 	<p>The default settings can be overridden with the <code class="language-javascript">setDefaults()</code> method
 	like so:</p>
 
diff --git a/plugins/normalize-whitespace/prism-normalize-whitespace.js b/plugins/normalize-whitespace/prism-normalize-whitespace.js
index db02fce..d44f98c 100644
--- a/plugins/normalize-whitespace/prism-normalize-whitespace.js
+++ b/plugins/normalize-whitespace/prism-normalize-whitespace.js
@@ -128,8 +128,10 @@ Prism.plugins.NormalizeWhitespace = new NormalizeWhitespace({
 
 Prism.hooks.add('before-highlight', function (env) {
 	var pre = env.element.parentNode;
+	var clsReg = /\bno-whitespace-normalization\b/;
 	if (!env.code || !pre || pre.nodeName.toLowerCase() !== 'pre' ||
-			(env.settings && env.settings['whitespace-normalization'] === false))
+			(env.settings && env.settings['whitespace-normalization'] === false) ||
+			clsReg.test(pre.className) || clsReg.test(env.element.className))
 		return;
 
 	var children = pre.childNodes,
diff --git a/plugins/normalize-whitespace/prism-normalize-whitespace.min.js b/plugins/normalize-whitespace/prism-normalize-whitespace.min.js
index 53a4b4a..0e00cf9 100644
--- a/plugins/normalize-whitespace/prism-normalize-whitespace.min.js
+++ b/plugins/normalize-whitespace/prism-normalize-whitespace.min.js
@@ -1 +1 @@
-!function(){function e(e){this.defaults=r({},e)}function n(e){return e.replace(/-(\w)/g,function(e,n){return n.toUpperCase()})}function t(e){for(var n=0,t=0;t<e.length;++t)e.charCodeAt(t)=="	".charCodeAt(0)&&(n+=3);return e.length+n}if("undefined"!=typeof self&&self.Prism&&self.document){var r=Object.assign||function(e,n){for(var t in n)n.hasOwnProperty(t)&&(e[t]=n[t]);return e};e.prototype={setDefaults:function(e){this.defaults=r(this.defaults,e)},normalize:function(e,t){t=r(this.defaults,t);for(var i in t){var o=n(i);"normalize"!==i&&"setDefaults"!==o&&t[i]&&this[o]&&(e=this[o].call(this,e,t[i]))}return e},leftTrim:function(e){return e.replace(/^\s+/,"")},rightTrim:function(e){return e.replace(/\s+$/,"")},tabsToSpaces:function(e,n){return n=0|n||4,e.replace(/\t/g,new Array(++n).join(" "))},spacesToTabs:function(e,n){return n=0|n||4,e.replace(new RegExp(" {"+n+"}","g"),"	")},removeTrailing:function(e){return e.replace(/\s*?$/gm,"")},removeInitialLineFeed:function(e){return e.replace(/^(?:\r?\n|\r)/,"")},removeIndent:function(e){var n=e.match(/^[^\S\n\r]*(?=\S)/gm);return n&&n[0].length?(n.sort(function(e,n){return e.length-n.length}),n[0].length?e.replace(new RegExp("^"+n[0],"gm"),""):e):e},indent:function(e,n){return e.replace(/^[^\S\n\r]*(?=\S)/gm,new Array(++n).join("	")+"$&")},breakLines:function(e,n){n=n===!0?80:0|n||80;for(var r=e.split("\n"),i=0;i<r.length;++i)if(!(t(r[i])<=n)){for(var o=r[i].split(/(\s+)/g),a=0,l=0;l<o.length;++l){var s=t(o[l]);a+=s,a>n&&(o[l]="\n"+o[l],a=s)}r[i]=o.join("")}return r.join("\n")}},Prism.plugins.NormalizeWhitespace=new e({"remove-trailing":!0,"remove-indent":!0,"left-trim":!0,"right-trim":!0}),Prism.hooks.add("before-highlight",function(e){var n=e.element.parentNode;if(e.code&&n&&"pre"===n.nodeName.toLowerCase()&&(!e.settings||e.settings["whitespace-normalization"]!==!1)){for(var t=n.childNodes,r="",i="",o=!1,a=Prism.plugins.NormalizeWhitespace,l=0;l<t.length;++l){var s=t[l];s==e.element?o=!0:"#text"===s.nodeName&&(o?i+=s.nodeValue:r+=s.nodeValue,n.removeChild(s),--l)}if(e.element.children.length&&Prism.plugins.KeepMarkup){var u=r+e.element.innerHTML+i;e.element.innerHTML=a.normalize(u,e.settings),e.code=e.element.textContent}else e.code=r+e.code+i,e.code=a.normalize(e.code,e.settings)}})}}();
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+!function(){function e(e){this.defaults=r({},e)}function n(e){return e.replace(/-(\w)/g,function(e,n){return n.toUpperCase()})}function t(e){for(var n=0,t=0;t<e.length;++t)e.charCodeAt(t)=="	".charCodeAt(0)&&(n+=3);return e.length+n}if("undefined"!=typeof self&&self.Prism&&self.document){var r=Object.assign||function(e,n){for(var t in n)n.hasOwnProperty(t)&&(e[t]=n[t]);return e};e.prototype={setDefaults:function(e){this.defaults=r(this.defaults,e)},normalize:function(e,t){t=r(this.defaults,t);for(var i in t){var o=n(i);"normalize"!==i&&"setDefaults"!==o&&t[i]&&this[o]&&(e=this[o].call(this,e,t[i]))}return e},leftTrim:function(e){return e.replace(/^\s+/,"")},rightTrim:function(e){return e.replace(/\s+$/,"")},tabsToSpaces:function(e,n){return n=0|n||4,e.replace(/\t/g,new Array(++n).join(" "))},spacesToTabs:function(e,n){return n=0|n||4,e.replace(new RegExp(" {"+n+"}","g"),"	")},removeTrailing:function(e){return e.replace(/\s*?$/gm,"")},removeInitialLineFeed:function(e){return e.replace(/^(?:\r?\n|\r)/,"")},removeIndent:function(e){var n=e.match(/^[^\S\n\r]*(?=\S)/gm);return n&&n[0].length?(n.sort(function(e,n){return e.length-n.length}),n[0].length?e.replace(new RegExp("^"+n[0],"gm"),""):e):e},indent:function(e,n){return e.replace(/^[^\S\n\r]*(?=\S)/gm,new Array(++n).join("	")+"$&")},breakLines:function(e,n){n=n===!0?80:0|n||80;for(var r=e.split("\n"),i=0;i<r.length;++i)if(!(t(r[i])<=n)){for(var o=r[i].split(/(\s+)/g),a=0,s=0;s<o.length;++s){var l=t(o[s]);a+=l,a>n&&(o[s]="\n"+o[s],a=l)}r[i]=o.join("")}return r.join("\n")}},Prism.plugins.NormalizeWhitespace=new e({"remove-trailing":!0,"remove-indent":!0,"left-trim":!0,"right-trim":!0}),Prism.hooks.add("before-highlight",function(e){var n=e.element.parentNode,t=/\bno-whitespace-normalization\b/;if(!(!e.code||!n||"pre"!==n.nodeName.toLowerCase()||e.settings&&e.settings["whitespace-normalization"]===!1||t.test(n.className)||t.test(e.element.className))){for(var r=n.childNodes,i="",o="",a=!1,s=Prism.plugins.NormalizeWhitespace,l=0;l<r.length;++l){var c=r[l];c==e.element?a=!0:"#text"===c.nodeName&&(a?o+=c.nodeValue:i+=c.nodeValue,n.removeChild(c),--l)}if(e.element.children.length&&Prism.plugins.KeepMarkup){var u=i+e.element.innerHTML+o;e.element.innerHTML=s.normalize(u,e.settings),e.code=e.element.textContent}else e.code=i+e.code+o,e.code=s.normalize(e.code,e.settings)}})}}();
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