Add “return_no_content” helper to explicitly respond with a 204 status code and an empty body

Author: jthornec

lib/grape/dsl/inside_route.rb

@@ -185,6 +185,20 @@ def body(value = nil)
         end
       end
 
+      # Allows you to explicitly return no content.
+      #
+      # @example
+      #   delete :id do
+      #     return_no_content
+      #     "not returned"
+      #   end
+      #
+      #   DELETE /12 # => 204 No Content, ""
+      def return_no_content
+        status 204
+        body false
+      end
+
       # Allows you to define the response as a file-like object.
       #
       # @example

spec/grape/dsl/inside_route_spec.rb

@@ -143,6 +143,14 @@ def initialize
     end
   end
 
+  describe '#return_no_content' do
+    it 'sets the status code and body' do
+      subject.return_no_content
+      expect(subject.status).to eq 204
+      expect(subject.body).to eq ''
+    end
+  end
+
   describe '#content_type' do
     describe 'set' do
       before do