Add text errors and a translation for codes to text.

Author: dennisfaust

lib/jsonapi/error.rb

@@ -8,10 +8,14 @@ def initialize(options={})
       @detail         = options[:detail]
       @id             = options[:id]
       @href           = options[:href]
-      @code           = options[:code]
+      @code           = if JSONAPI.configuration.use_text_errors
+                          TEXT_ERRORS[options[:code]]
+                        else
+                          options[:code]
+                        end
       @path           = options[:path]
       @links          = options[:links]
       @status         = options[:status]
     end
   end
-end
+end

lib/jsonapi/error_codes.rb

@@ -23,4 +23,30 @@ module JSONAPI
   RECORD_NOT_FOUND = 404
   UNSUPPORTED_MEDIA_TYPE = 415
   LOCKED = 423
+
+  TEXT_ERRORS =
+    { VALIDATION_ERROR => 'VALIDATION_ERROR',
+      INVALID_RESOURCE => 'INVALID_RESOURCE',
+      FILTER_NOT_ALLOWED => 'FILTER_NOT_ALLOWED',
+      INVALID_FIELD_VALUE => 'INVALID_FIELD_VALUE',
+      INVALID_FIELD => 'INVALID_FIELD',
+      PARAM_NOT_ALLOWED => 'PARAM_NOT_ALLOWED',
+      PARAM_MISSING => 'PARAM_MISSING',
+      INVALID_FILTER_VALUE => 'INVALID_FILTER_VALUE',
+      COUNT_MISMATCH => 'COUNT_MISMATCH',
+      KEY_ORDER_MISMATCH => 'KEY_ORDER_MISMATCH',
+      KEY_NOT_INCLUDED_IN_URL => 'KEY_NOT_INCLUDED_IN_URL',
+      INVALID_INCLUDE => 'INVALID_INCLUDE',
+      RELATION_EXISTS => 'RELATION_EXISTS',
+      INVALID_SORT_CRITERIA => 'INVALID_SORT_CRITERIA',
+      INVALID_LINKS_OBJECT => 'INVALID_LINKS_OBJECT',
+      TYPE_MISMATCH => 'TYPE_MISMATCH',
+      INVALID_PAGE_OBJECT => 'INVALID_PAGE_OBJECT',
+      INVALID_PAGE_VALUE => 'INVALID_PAGE_VALUE',
+      INVALID_SORT_FORMAT => 'INVALID_SORT_FORMAT',
+      INVALID_FIELD_FORMAT => 'INVALID_FIELD_FORMAT',
+      FORBIDDEN => 'FORBIDDEN',
+      RECORD_NOT_FOUND => 'RECORD_NOT_FOUND',
+      UNSUPPORTED_MEDIA_TYPE => 'UNSUPPORTED_MEDIA_TYPE',
+      LOCKED => 'LOCKED' }
 end