Set html property of block when no language is provided

Author: SamyPesse

index.js

@@ -17,7 +17,10 @@ function normalize(lang) {
 }
 
 function highlight(lang, code) {
-    if(!lang) return code;
+    if(!lang) return {
+        body: code,
+        html: false
+    };
 
     // Normalize lang
     lang = normalize(lang);