add API::Method#expects_to_hash convenience as well

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1092 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionwebservice/lib/action_web_service/api.rb

@@ -192,6 +192,15 @@ def expects_index_of(param_name)
         -1
       end
 
+      # Returns a hash keyed by parameter name for the given
+      # parameter list
+      def expects_to_hash(params)
+        return {} if @expects.nil?
+        h = {}
+        @expects.zip(params){ |type, param| h[type.name] = param }
+        h
+      end
+
       # String representation of this method
       def to_s
         fqn = ""

actionwebservice/test/api_test.rb

@@ -85,6 +85,12 @@ def test_parameter_names
     assert_equal -1, API.api_methods[:void].expects_index_of('test')
   end
 
+  def test_parameter_hash
+    method = API.api_methods[:named_signature]
+    hash = method.expects_to_hash([5, false])
+    assert_equal({:appkey => 5, :publish => false}, hash)
+  end
+
   def test_to_s
     assert_equal 'void Expects(int param0, bool param1)', APITest::API.api_methods[:expects].to_s
   end