From 09e175f02cca0f4a295fd0c9b980cd8f432e722b Mon Sep 17 00:00:00 2001
From: Vojta Jina
Date: Fri, 23 Mar 2012 13:04:52 -0700
Subject: feat(ngValue): allow radio inputs to have non string values

Closes #816
---
 src/directive/input.js | 26 +++++++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

(limited to 'src/directive')

diff --git a/src/directive/input.js b/src/directive/input.js
index c9553e39..348c9f25 100644
--- a/src/directive/input.js
+++ b/src/directive/input.js
@@ -558,7 +558,7 @@ function radioInputType(scope, element, attr, ctrl) {
 
   ctrl.$render = function() {
     var value = attr.value;
-    element[0].checked = isDefined(value) && (value == ctrl.$viewValue);
+    element[0].checked = (value == ctrl.$viewValue);
   };
 
   attr.$observe('value', ctrl.$render);
@@ -1168,3 +1168,27 @@ var ngListDirective = function() {
     }
   };
 };
+
+
+var CONSTANT_VALUE_REGEXP = /^(true|false|\d+)$/;
+
+var ngValueDirective = [function() {
+  return {
+    priority: 100,
+    compile: function(tpl, attr) {
+      if (CONSTANT_VALUE_REGEXP.test(attr.ngValue)) {
+        return function(scope) {
+          attr.$set('value', scope.$eval(attr.ngValue));
+        };
+      } else {
+        attr.$observers.value = [];
+
+        return function(scope) {
+          scope.$watch(attr.ngValue, function(value) {
+            attr.$set('value', value, false);
+          });
+        };
+      }
+    }
+  };
+}];
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