Merge pull request ipython#4232 from minrk/no-lang-no-highlight

no highlight if no language specified
mattvonrocketstein · Sep 20, 2013 · bc01979 · bc01979
2 parents 3d35e7b + 8d4b5a5
commit bc01979
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/IPython/html/static/notebook/js/main.js b/IPython/html/static/notebook/js/main.js
@@ -99,6 +99,10 @@ function (marked) {
             tables: true,
             langPrefix: "language-",
             highlight: function(code, lang) {
+                if (!lang) {
+                    // no language, no highlight
+                    return code;
+                }
                 var highlighted;
                 try {
                     highlighted = hljs.highlight(lang, code, false);