From 27284cd29ff284769b49e453b7473467881b75be Mon Sep 17 00:00:00 2001
From: sevin7676 <sevin7@gmail.com>
Date: Sun, 19 Apr 2015 11:23:10 -0400
Subject: [PATCH] added completionModifier

allows a highlight rule modify keyword completions
---
 lib/ace/mode/text.js                 | 6 +++++-
 lib/ace/mode/text_highlight_rules.js | 8 ++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/lib/ace/mode/text.js b/lib/ace/mode/text.js
index f04f1722..f8f0581d 100644
--- a/lib/ace/mode/text.js
+++ b/lib/ace/mode/text.js
@@ -368,14 +368,18 @@ var Mode = function() {
     };
 
     this.getCompletions = function(state, session, pos, prefix) {
+        var self = this;
         var keywords = this.$keywordList || this.$createKeywordList();
         return keywords.map(function(word) {
-            return {
+            var r = {
                 name: word,
                 value: word,
                 score: 0,
                 meta: "keyword"
             };
+            return self.$highlightRules.completionModifier ? self.$highlightRules.completionModifier.call(self, r) : r;
+        }).filter(function(value) {
+            return value !== undefined;
         });
     };
 
diff --git a/lib/ace/mode/text_highlight_rules.js b/lib/ace/mode/text_highlight_rules.js
index ae72040b..fc481442 100644
--- a/lib/ace/mode/text_highlight_rules.js
+++ b/lib/ace/mode/text_highlight_rules.js
@@ -227,6 +227,14 @@ var TextHighlightRules = function() {
     this.getKeywords = function() {
         return this.$keywords;
     };
+    
+    /**
+     * Function that can be set by HighlightRules to modify a keyword completion.
+     * The function receives {name<string>, value<string>, score<number>, meta<string>}
+     * and should return the same type or undefined to skip adding the result to
+     * the completion list.
+     */
+    this.completionModifier = null;
 
 }).call(TextHighlightRules.prototype);