Solve deprecated warnings by changes RSpec 2 to 3.

- `example.execution_result` became `Hash` to `RSpec::Core::Example::ExecutionResult`
- Key that get parent example group metadata changes `:parent_example_group`

lib/turnip_formatter/scenario/base.rb

@@ -40,14 +40,14 @@ def name
       # @return  [String] scenario status ('passed', 'failed' or 'pending')
       #
       def status
-        example.execution_result[:status]
+        execution_result.status.to_s
       end
 
       #
       # @return  [String] scenario run time
       #
       def run_time
-        example.execution_result[:run_time]
+        execution_result.run_time
       end
 
       def feature_info
@@ -56,7 +56,7 @@ def feature_info
       end
 
       def feature_name
-        example.example_group.metadata[:example_group][:example_group][:description]
+        parent_example_group[:description]
       end
 
       def tags
@@ -69,21 +69,48 @@ def example
 
       protected
 
-        def validation
-          unless example.metadata.key?(:turnip_formatter)
-            @errors << 'has no steps information'
-          end
+      def validation
+        unless example.metadata.key?(:turnip_formatter)
+          @errors << 'has no steps information'
         end
+      end
 
       private
 
-        def feature_file_path
-          example.metadata[:file_path]
-        end
+      def feature_file_path
+        example.metadata[:file_path]
+      end
 
-        def raw_steps
-          example.metadata[:turnip_formatter][:steps]
+      def raw_steps
+        example.metadata[:turnip_formatter][:steps]
+      end
+
+      #
+      # @return  [Hash]  parent example group
+      #
+      def parent_example_group
+        if example.example_group.metadata.key?(:parent_example_group)
+          # RSpec 3
+          example.example_group.metadata[:parent_example_group]
+        else
+          # RSpec 2
+          example.example_group.metadata[:example_group][:example_group]
         end
+      end
+
+      #
+      # @return  [OpenStruct or ::RSpec::Core::Example::ExecutionResult]
+      #
+      def execution_result
+        @execution_result ||= case example.execution_result
+                              when Hash
+                                # RSpec 2
+                                OpenStruct.new(example.execution_result)
+                              when ::RSpec::Core::Example::ExecutionResult
+                                # RSpec 3
+                                example.execution_result
+                              end
+      end
     end
   end
 end

lib/turnip_formatter/scenario/pending.rb

@@ -27,7 +27,13 @@ def validation
       private
 
         def pending_message
-          example.execution_result[:pending_message]
+          if example.execution_result.is_a?(Hash)
+            # RSpec 2
+            example.execution_result[:pending_message]
+          else
+            # RSpec 3
+            example.execution_result.pending_message
+          end
         end
     end
   end

lib/turnip_formatter/step_template/exception.rb

@@ -39,7 +39,14 @@ def build_failed(example)
       # @param  [RSpec::Core::Example]  example
       #
       def build_pending(example)
-        message = example.execution_result[:pending_message]
+        if example.execution_result.is_a?(Hash)
+          # RSpec 2
+          message = example.execution_result[:pending_message]
+        else
+          # RSpec 3
+          message = example.execution_result.pending_message
+        end
+
         build(message, [example.location])
       end
 

spec/support/example_helper.rb

@@ -11,13 +11,18 @@ def failed_example
 
   def pending_example
     if ::RSpec::Version::STRING >= '2.99.0'
-      example = base_example { skip('Pending') }
+      base_example { skip('No such step(0): ') }
     else
-      example = base_example { pending('Pending') }
+      base_example { pending('No such step(0): ') }
     end
+  end
 
-    example.execution_result[:pending_message] = 'No such step(0): '
-    example
+  def invalid_pending_example
+    if ::RSpec::Version::STRING >= '2.99.0'
+      base_example { skip('Pending') }
+    else
+      base_example { pending('Pending') }
+    end
   end
 
   private

spec/turnip_formatter/scenario/pending_spec.rb

@@ -13,7 +13,7 @@
 
     context 'called by not turnip example' do
       let(:example) do
-        pending_example.tap { |e| e.execution_result[:pending_message] = '' }
+        invalid_pending_example
       end
 
       it { should be false }