Switch to locale-independent sorting

Fixes #57

Author: rubenv

lib/extract.js

@@ -27,8 +27,8 @@ function mkAttrRegex(startDelim, endDelim, attribute) {
     return new RegExp(start + '\\s*(\'|"|"|')(.*?)\\1\\s*\\|\\s*' + attribute + '\\s*(' + end + '|\\|)', 'g');
 }
 
-function localeCompare(a, b) {
-    return a.localeCompare(b);
+function stringCompare(a, b) {
+    return a === b ? 0 : a > b ? 1 : -1;
 }
 
 function comments2String(comments) {
@@ -136,7 +136,7 @@ var Extractor = (function () {
                 refString += ':' + reference.location.start.line;
             }
         }
-        var refIndex = search(item.references, refString, localeCompare);
+        var refIndex = search(item.references, refString, stringCompare);
         if (refIndex < 0) { // don't add duplicate references
             // when not found, binary-search returns -(index_where_it_should_be + 1)
             item.references.splice(Math.abs(refIndex + 1), 0, refString);
@@ -154,7 +154,7 @@ var Extractor = (function () {
             item.msgstr = ['', ''];
         }
         if (extractedComment) {
-            var commentIndex = search(item.extractedComments, extractedComment, localeCompare);
+            var commentIndex = search(item.extractedComments, extractedComment, stringCompare);
             if (commentIndex < 0) { // don't add duplicate comments
                 item.extractedComments.splice(Math.abs(commentIndex + 1), 0, extractedComment);
             }
@@ -396,7 +396,7 @@ var Extractor = (function () {
         }
 
         catalog.items.sort(function (a, b) {
-            return a.msgid.localeCompare(b.msgid);
+            return stringCompare(a.msgid, b.msgid);
         });
 
         this.options.postProcess(catalog);