feat(ngError): add error message compression and better error messages

- add toThrowNg matcher

1 files changed, 2 insertions, 3 deletions

diff --git a/src/ng/controller.js b/src/ng/controller.js
index 5c19cf88..2df0bde9 100644
--- a/src/ng/controller.js
+++ b/src/ng/controller.js
@@ -74,9 +74,8 @@ function $ControllerProvider() {
       instance = $injector.instantiate(expression, locals);
 
       if (identifier) {
-        if (typeof locals.$scope !== 'object') {
-          throw new Error('Can not export controller as "' + identifier + '". ' +
-              'No scope object provided!');
+        if (!(locals && typeof locals.$scope == 'object')) {
+          throw ngError(47, "Cannot export controller '{0}' as '{1}'! No $scope object provided via `locals`.", constructor || expression.name, identifier);
         }
 
         locals.$scope[identifier] = instance;