Move bindOnce to utils.

app/coffee/modules/base/bindonce.coffee

@@ -19,16 +19,7 @@
 # File: modules/base/bindonce.coffee
 ###
 
-bindOnce = (scope, attr, continuation) =>
+bindOnce = @.taiga.bindOnce
-    val = scope.$eval(attr)
-    if val != undefined
-        return continuation(val)
-
-    delBind = null
-    delBind = scope.$watch attr, (val) ->
-        return if val is undefined
-        continuation(val)
-        delBind() if delBind
 
 # Html bind once directive
 BindHtmlDirective = ->

app/coffee/utils.coffee

@@ -0,0 +1,35 @@
+###
+# Copyright (C) 2014 Andrey Antukh <niwi@niwi.be>
+# Copyright (C) 2014 Jesús Espino Garcia <jespinog@gmail.com>
+# Copyright (C) 2014 David Barragán Merino <bameda@dbarragan.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+# File: utils.coffee
+###
+
+bindOnce = (scope, attr, continuation) =>
+    val = scope.$eval(attr)
+    if val != undefined
+        return continuation(val)
+
+    delBind = null
+    delBind = scope.$watch attr, (val) ->
+        return if val is undefined
+        continuation(val)
+        delBind() if delBind
+
+
+taiga = @.taiga
+taiga.bindOnce = bindOnce