Merge pull request #6 from shmeltex/defaultJSONEngine-change

Let MultiJson select default JSON adapter

CHANGELOG.md

@@ -1,12 +1,13 @@
 # CHANGELOG
 
 ## 0.2.0 (unrelased)
+  * Use MultiJson's preferred JSON engine as default
   * Default template to render with responder can be set per controller
   * Reponder works out of the box with devise
   * object or collection can be skipped if use with `respond_to` blocks
 
 ## 0.1.3
-  * Render correcly when variables are not passed via the assigns ivar but as helper methods
+  * Render correctly when variables are not passed via the assigns ivar but as helper methods
     (decent_exposure, focused_controller)
   * Add custom Responder
 
@@ -18,7 +19,7 @@
 ## 0.1.1
 
   * Add CHANGELOG
-  * Remove unnused test in loop
+  * Remove unused test in loop
   * Speed up rendering by not double copying variable from context
   * Rename private variable to avoid name conflict
   * Remove sqlite3 development dependency

lib/rabl-rails.rb

@@ -26,9 +26,6 @@ module RablRails
   mattr_accessor :include_json_root
   @@include_json_root = true
 
-  mattr_reader :json_engine
-  @@json_engine = :yajl
-
   mattr_accessor :use_custom_responder
   @@use_custom_responder = false
 
@@ -43,9 +40,12 @@ module RablRails
 
   def self.json_engine=(name)
     MultiJson.engine = name
-    @@json_engine = name
   rescue LoadError
-    Rails.logger.warn %Q(WARNING: rabl-rails could not load "#{self.json_engine}" as JSON engine, fallback to default)
+    Rails.logger.warn %Q(WARNING: rabl-rails could not load "#{name}" as JSON engine, fallback to default)
+  end
+
+  def self.json_engine
+    MultiJson.engine
   end
 
   def self.cache_templates?
@@ -53,6 +53,6 @@ module RablRails
   end
 
   def self.load_default_engines!
-    self.json_engine = :yajl
+    self.json_engine = MultiJson.default_engine
   end
 end