From 214c3a9b5d5ab9de4f29c17186e337ef65b19191 Mon Sep 17 00:00:00 2001
From: nightwing <amirjanyan@gmail.com>
Date: Fri, 13 Sep 2013 20:38:20 +0400
Subject: [PATCH] workaround for broken Object.create(null) on old opera fixes
 https://github.com/ajaxorg/ace-builds/issues/13

---
 lib/ace/mode/text_highlight_rules.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/ace/mode/text_highlight_rules.js b/lib/ace/mode/text_highlight_rules.js
index fc7bfb67..48e016b0 100644
--- a/lib/ace/mode/text_highlight_rules.js
+++ b/lib/ace/mode/text_highlight_rules.js
@@ -212,6 +212,11 @@ var TextHighlightRules = function() {
             for (var i = list.length; i--; )
                 keywords[list[i]] = className;
         });
+        // in old versions of opera keywords["__proto__"] sets prototype
+        // even on objects with __proto__=null
+        if (Object.getPrototypeOf(keywords)) {
+            keywords.__proto__ = null;
+        }
         this.$keywordList = Object.keys(keywords);
         map = null;
         return ignoreCase