add getAllFolds

lib/ace/edit_session/folding.js

@@ -114,6 +114,29 @@ function Folding() {
         return foundFolds;
     };
     
+    /**
+     * Returns all folds in the document
+     */
+    this.getAllFolds = function() {
+        var folds = [];
+        var foldLines = this.$foldData;
+        
+        function addFold(fold) {
+            folds.push(fold);
+            if (!fold.subFolds)
+                return;
+                
+            for (var i = 0; i < fold.subFolds.length; i++)
+                addFold(fold.subFolds[i]);
+        }
+        
+        for (var i = 0; i < foldLines.length; i++)
+            for (var j = 0; j < foldLines[i].folds.length; j++)
+                addFold(foldLines[i].folds[j]);
+
+        return folds;
+    };
+
     /**
      * Returns the string between folds at the given position.
      * E.g.