From 93a560885b8d2529a67f740316ec76efd0a8c41a Mon Sep 17 00:00:00 2001
From: Garen Torikian <gjtorikian@gmail.com>
Date: Thu, 10 May 2012 15:25:31 -0700
Subject: [PATCH] Generalize chunking

---
 lib/ace/edit_session/folding.js | 10 ++--------
 lib/ace/lib/lang.js             | 15 +++++++++++++++
 lib/ace/worker/worker.js        |  9 ++-------
 3 files changed, 19 insertions(+), 15 deletions(-)

diff --git a/lib/ace/edit_session/folding.js b/lib/ace/edit_session/folding.js
index 46f9583c..1789ef1e 100644
--- a/lib/ace/edit_session/folding.js
+++ b/lib/ace/edit_session/folding.js
@@ -43,7 +43,7 @@ var Range = require("../range").Range;
 var FoldLine = require("./fold_line").FoldLine;
 var Fold = require("./fold").Fold;
 var TokenIterator = require("../token_iterator").TokenIterator;
-
+var lang = require("../lib/lang");
 function Folding() {
     /*
      * Looks up a fold at a given row/column. Possible values for side:
@@ -749,13 +749,7 @@ function Folding() {
             var args = Array(len + 1);
             args.unshift(firstRow, 1);
             
-            var step = 100000;
-            var l = Math.ceil(args.length / step);
-            for (var targs, i = 0; i < l; i++) {
-                targs = args.slice(i * step, step);
-                this.foldWidgets.splice.apply(this.foldWidgets, targs);
-            }
-            
+            this.foldWidgets = lang.chunkLines(args, this.foldWidgets);
         }
     };
 
diff --git a/lib/ace/lib/lang.js b/lib/ace/lib/lang.js
index c8b7afa3..bc118b2c 100644
--- a/lib/ace/lib/lang.js
+++ b/lib/ace/lib/lang.js
@@ -147,4 +147,19 @@ exports.deferredCall = function(fcn) {
     return deferred;
 };
 
+
+exports.chunkLines = function(args, thingToSplice, thingtoApply) {
+    if (thingtoApply === undefined)
+        thingtoApply = thingToSplice;
+        
+    var step = 100000;
+    var l = Math.ceil(args.length / step);
+    for (var targs, i = 0; i < l; i++) {
+        targs = args.slice(i * step, step);
+        thingToSplice.slice.apply(thingtoApply, targs);
+    }
+    
+    return thingToSplice;
+};
+
 });
diff --git a/lib/ace/worker/worker.js b/lib/ace/worker/worker.js
index 04832b6a..ed2f771d 100644
--- a/lib/ace/worker/worker.js
+++ b/lib/ace/worker/worker.js
@@ -1,5 +1,5 @@
 "no use strict";
-
+var lang = require("../lib/lang");
 var console = {
     log: function(msg) {
         postMessage({type: "log", data: msg});
@@ -123,12 +123,7 @@ var sender;
 onmessage = function(e) {
     var msg = e.data;
     if (msg.command) {
-        var step = 100000;
-        var l = Math.ceil(msg.args.length / step);
-        for (var targs, i = 0; i < l; i++) {
-            targs = msg.args.slice(i * step, step);
-            main[msg.command].apply(main, targs);
-        }
+        main[msg.command] = lang.chunkLines(msg.args, main[msg.command], main);
     }
     else if (msg.init) {        
         initBaseUrls(msg.tlns);