Implement explanation_with_linebreaks. [zipmark#275]

Author: marnen

lib/rspec_api_documentation/views/slate_example.rb

@@ -11,6 +11,10 @@ def curl_with_linebreaks
           line.rstrip.gsub("\t", '  ').gsub(' ', ' ').gsub('\\', '\')
         end.join "<br>"
       end
+
+      def explanation_with_linebreaks
+        explanation.gsub "\n", "<br>\n"
+      end
     end
   end
 end

spec/views/slate_example_spec.rb

@@ -53,4 +53,12 @@
       end
     end
   end
+
+  describe '#explanation_with_linebreaks' do
+    it 'returns the explanation with HTML linebreaks' do
+      explanation = "Line 1\nLine 2\nLine 3\Line 4"
+      allow(slate_example).to receive(:explanation).and_return explanation
+      expect(slate_example.explanation_with_linebreaks).to be == explanation.gsub("\n", "<br>\n")
+    end
+  end
 end