fix returns displaying

Author: X1ting

app/views/apipie/apipies/_method_detail.erb

@@ -36,5 +36,22 @@
     </tbody>
   </table>
 <% end %>
+<% unless method[:returns].blank? %>
+  <%= heading(t('apipie.returns'), h_level) %>
+  <% method[:returns].each do |item| %>
+    <%= heading("#{t('apipie.code')}: #{item[:code]}", h_level + 1) %>
+    <table class='table'>
+      <thead>
+        <tr>
+          <th><%= t('apipie.param_name') %></th>
+          <th><%= t('apipie.description') %></th>
+        </tr>
+      </thead>
+      <tbody>
+        <%= render(:partial => "params", :locals => {:params => item[:returns_object]}) %>
+      </tbody>
+    </table>
+  <% end %>
+<% end %>
 
 <%= render(:partial => "headers", :locals => {:headers => method[:headers], :h_level => h_level }) %>

app/views/apipie/apipies/_params.html.erb

@@ -21,8 +21,10 @@
           <%- if param[:validator].present? %>
             <li><%= Apipie.markup_to_html(param[:validator]).html_safe %></li>
           <%- end %>
-          <%- param[:validations].each do |item| %>
-            <li><%= item.html_safe %></li>
+          <%- if param[:validations].present? %>
+            <%- param[:validations].each do |item| %>
+              <li><%= item.html_safe %></li>
+            <%- end %>
           <%- end %>
         </ul>
       <%- end %>

config/locales/en.yml

@@ -29,3 +29,4 @@ en:
     api_documentation: API documentation
     headers: Headers
     header_name: Header name
+    code: Code

lib/apipie/method_description.rb

@@ -186,6 +186,7 @@ def to_json(lang=nil)
         :full_description => Apipie.app.translate(@full_description, lang),
         :errors => errors.map(&:to_json),
         :params => params_ordered.map{ |param| param.to_json(lang) }.flatten,
+        :returns => @returns.map{ |return_item| return_item.to_json(lang) }.flatten,
         :examples => @examples,
         :metadata => @metadata,
         :see => see.map(&:to_json),