update from nodejs cleanup

diff2html.css

@@ -2,8 +2,6 @@
  *
  * Diff to HTML (diff2html.css)
  * Author: rtfpessoa
- * Date: Friday 29 August 2014
- * Last Update: Friday 30 January 2015
  *
  */
 

diff2html.js

@@ -2,18 +2,11 @@
  *
  * Diff to HTML (diff2html.js)
  * Author: rtfpessoa
- * Date: Friday 29 August 2014
- * Last Update: Sunday 2 February 2015
  *
- * Diff command:
+ * Diff commands:
  *   git diff
  */
 
-(function (window) {
-    var ClassVariable;
-
-    ClassVariable = (function () {
-
 var LINE_TYPE = {
     INSERTS: "d2h-ins",
     DELETES: "d2h-del",
@@ -420,30 +413,10 @@
 
 function diffHighlight(diffLine1, diffLine2) {
     /* remove the initial -/+ to avoid always having diff in the first char */
-            var highlightedLine = diffString(diffLine1.substr(1), diffLine2.substr(1));
+    var highlightedLine = JsDiff(diffLine1.substr(1), diffLine2.substr(1));
 
     return {
         o: diffLine1.charAt(0) + removeIns(highlightedLine),
         n: diffLine2.charAt(0) + removeDel(highlightedLine)
     }
 }
-
-        /* singleton pattern */
-        var instance;
-        return {
-            getInstance: function () {
-                if (instance === undefined) {
-                    instance = new Diff2Html();
-                    /* Hide the constructor so the returned objected can't be new'd */
-                    instance.constructor = null;
-                }
-                return instance;
-            }
-        };
-
-    })();
-
-    window.Diff2Html = ClassVariable.getInstance();
-    return window.Diff2Html;
-
-})(window);

index.html

@@ -181,7 +181,8 @@
                 '-});\n';
 
         $(document).ready(function () {
-            var diffJson = Diff2Html.getJsonFromDiff(lineDiffExample);
+            var diff2Html = new Diff2Html();
+            var diffJson = diff2Html.getJsonFromDiff(lineDiffExample);
 
             var languages = diffJson.map(function (line) {
                 return line.language;
@@ -191,13 +192,13 @@
             });
             hljs.configure({languages: uniqueLanguages});
 
-            $("#line-by-line").html(Diff2Html.getPrettyHtmlFromJson(diffJson));
+            $("#line-by-line").html(diff2Html.getPrettyHtmlFromJson(diffJson));
             var code = $(".d2h-code-line");
             code.map(function (i, line) {
                 hljs.highlightBlock(line);
             });
 
-            $("#side-by-side").html(Diff2Html.getPrettySideBySideHtmlFromJson(diffJson));
+            $("#side-by-side").html(diff2Html.getPrettySideBySideHtmlFromJson(diffJson));
             var codeSide = $(".d2h-code-side-line");
             codeSide.map(function (i, line) {
                 hljs.highlightBlock(line);

jsdiff.js

@@ -10,7 +10,7 @@
  *  http://ejohn.org/projects/javascript-diff-algorithm/
  */
 
-function diffString(o, n) {
+function JsDiff(o, n) {
     o = o.replace(/\s+$/, '');
     n = n.replace(/\s+$/, '');