Merge pull request Apipie#426 from febeling/render-enum-as-code

Render enum param values as CODE

Author: Pajk

lib/apipie/validator.rb

@@ -149,7 +149,8 @@ def self.build(param_description, argument, options, proc)
       end
 
       def description
-        "Must be one of: #{@array.join(', ')}."
+        string = @array.map { |value| "<code>#{value}</code>" }.join(', ')
+        "Must be one of: #{string}."
       end
     end