fix(options.omitExtraWLInCodeBlocks): fix for options.omitExtraWLInCodeBlocks only applying in gitHub flavoured code blocks

src/subParsers/codeBlocks.js

@@ -22,15 +22,21 @@ showdown.subParser('codeBlocks', function (text, options, globals) {
 
   var pattern = /(?:\n\n|^)((?:(?:[ ]{4}|\t).*\n+)+)(\n*[ ]{0,3}[^ \t\n]|(?=~0))/g;
   text = text.replace(pattern, function (wholeMatch, m1, m2) {
-    var codeblock = m1, nextChar = m2;
+    var codeblock = m1,
+        nextChar = m2,
+        end = '\n';
 
     codeblock = showdown.subParser('outdent')(codeblock);
     codeblock = showdown.subParser('encodeCode')(codeblock);
     codeblock = showdown.subParser('detab')(codeblock);
     codeblock = codeblock.replace(/^\n+/g, ''); // trim leading newlines
-    codeblock = codeblock.replace(/\n+$/g, ''); // trim trailing whitespace
+    codeblock = codeblock.replace(/\n+$/g, ''); // trim trailing newlines
 
-    codeblock = '<pre><code>' + codeblock + '\n</code></pre>';
+    if (options.omitExtraWLInCodeBlocks) {
+      end = '';
+    }
+
+    codeblock = '<pre><code>' + codeblock + end + '</code></pre>';
 
     return showdown.subParser('hashBlock')(codeblock, options, globals) + nextChar;
   });