Merge pull request ruby-grape#610 from klausmeyer/fix-group-params

allow :type parameter on group param keyword - closes ruby-grape#605

Author: dblock

CHANGELOG.md

@@ -36,6 +36,7 @@ Next Release
 * [#557](https://github.com/intridea/grape/pull/557): Pass `content_types` option to `Grape::Middleware::Error` to fix the content-type header for custom formats. - [@bernd](https://github.com/bernd).
 * [#585](https://github.com/intridea/grape/pull/585): Fix after boot thread-safety issue - [@etehtsea](https://github.com/etehtsea).
 * [#587](https://github.com/intridea/grape/pull/587): Fix oauth2 middleware compatibility with [draft-ietf-oauth-v2-31](http://tools.ietf.org/html/draft-ietf-oauth-v2-31) spec - [@etehtsea](https://github.com/etehtsea).
+* [#610](https://github.com/intridea/grape/pull/610): Fixed group keyword was not working with type parameter - [@klausmeyer](https://github.com/klausmeyer/).
 
 0.6.1 (10/19/2013)
 ==================

lib/grape/validations.rb

@@ -132,8 +132,8 @@ def optional(*attrs, &block)
           push_declared_params(attrs)
       end
 
-      def group(element, &block)
-        requires(element, &block)
+      def group(*attrs, &block)
+        requires(*attrs, &block)
       end
 
       def params(params)

spec/grape/api_spec.rb

@@ -1948,6 +1948,13 @@ def self.call(object, env)
         }
     ]
     end
+    it 'allows to set the type attribute on :group element' do
+      subject.params do
+        group :foo, type: Array do
+          optional :bar
+        end
+      end
+    end
     it 'parses parameters when no description is given' do
       subject.params do
         requires :one_param, desc: "one param"