Merge branch 'master' into stmt

* master: (330 commits)
  plugin new missing license spec
  let Ruby do the is_a check for us
  Mocha 0.14.0 was released with MT5 support. Switch back to gem
  Fix named routing regression from 3.2.13
  Revert "just call the class method since we know the callbacks are stored at the"
  test refactor
  Add more data to AR::UnknownAttributeError
  Raise when multiple included blocks are defined
  Revert "Integration tests support the OPTIONS http method"
  restore whitespace in Gemfile between sqlite3 and sprockets
  Revert "Add the options method to action_controller testcase."
  Check if APP_RAKEFILE is defined
  Fix detection of engine in rake db:load_config Broken by d1d7c86d0c8dcb7e75a87644b330c4e9e7d6c1c1
  Remove trailing line break
  tiny types should only be integers when the length is <= 1. fixes #10620
  add failing test exposing mysql adapter tinyint bug
  require things we need
  Revert "Merge pull request #10600 from aditya-kapoor/code_refactor"
  just call the class method since we know the callbacks are stored at the class level
  this variable is used, so we don't have to use double assignments
  ...

2 files changed, 14 insertions, 24 deletions

diff --git a/activesupport/lib/active_support/json/decoding.rb b/activesupport/lib/active_support/json/decoding.rb
index a4a32b2ad0..30833a4cb1 100644
--- a/activesupport/lib/active_support/json/decoding.rb
+++ b/activesupport/lib/active_support/json/decoding.rb
@@ -1,6 +1,6 @@
 require 'active_support/core_ext/module/attribute_accessors'
 require 'active_support/core_ext/module/delegation'
-require 'multi_json'
+require 'json'
 
 module ActiveSupport
   # Look for and parse json strings that look like ISO 8601 times.
@@ -13,8 +13,8 @@ module ActiveSupport
       #
       #   ActiveSupport::JSON.decode("{\"team\":\"rails\",\"players\":\"36\"}")
       #   => {"team" => "rails", "players" => "36"}
-      def decode(json, options ={})
-        data = MultiJson.load(json, options)
+      def decode(json, proc = nil, options = {})
+        data = ::JSON.load(json, proc, options)
         if ActiveSupport.parse_json_times
           convert_dates_from(data)
         else
@@ -22,23 +22,6 @@ module ActiveSupport
         end
       end
 
-      def engine
-        MultiJson.adapter
-      end
-      alias :backend :engine
-
-      def engine=(name)
-        MultiJson.use(name)
-      end
-      alias :backend= :engine=
-
-      def with_backend(name)
-        old_backend, self.backend = backend, name
-        yield
-      ensure
-        self.backend = old_backend
-      end
-
       # Returns the class of the error that will be raised when there is an
       # error in decoding JSON. Using this method means you won't directly
       # depend on the ActiveSupport's JSON implementation, in case it changes
@@ -50,7 +33,7 @@ module ActiveSupport
       #     Rails.logger.warn("Attempted to decode invalid JSON: #{some_string}")
       #   end
       def parse_error
-        MultiJson::DecodeError
+        ::JSON::ParserError
       end
 
       private
diff --git a/activesupport/lib/active_support/json/encoding.rb b/activesupport/lib/active_support/json/encoding.rb
index 9bf1ea35b3..7f8b41d218 100644
--- a/activesupport/lib/active_support/json/encoding.rb
+++ b/activesupport/lib/active_support/json/encoding.rb
@@ -1,3 +1,5 @@
+#encoding: us-ascii
+
 require 'active_support/core_ext/object/to_json'
 require 'active_support/core_ext/module/delegation'
 require 'active_support/json/variable'
@@ -98,13 +100,18 @@ module ActiveSupport
         "\010" =>  '\b',
         "\f"   =>  '\f',
         "\n"   =>  '\n',
+        "\xe2\x80\xa8" => '\u2028',
+        "\xe2\x80\xa9" => '\u2029',
         "\r"   =>  '\r',
         "\t"   =>  '\t',
         '"'    =>  '\"',
         '\\'   =>  '\\\\',
         '>'    =>  '\u003E',
         '<'    =>  '\u003C',
-        '&'    =>  '\u0026' }
+        '&'    =>  '\u0026',
+        "#{0xe2.chr}#{0x80.chr}#{0xa8.chr}" => '\u2028',
+        "#{0xe2.chr}#{0x80.chr}#{0xa9.chr}" => '\u2029',
+        }
 
       class << self
         # If true, use ISO 8601 format for dates and times. Otherwise, fall back
@@ -121,9 +128,9 @@ module ActiveSupport
         def escape_html_entities_in_json=(value)
           self.escape_regex = \
             if @escape_html_entities_in_json = value
-              /[\x00-\x1F"\\><&]/
+              /\xe2\x80\xa8|\xe2\x80\xa9|[\x00-\x1F"\\><&]/
             else
-              /[\x00-\x1F"\\]/
+              /\xe2\x80\xa8|\xe2\x80\xa9|[\x00-\x1F"\\]/
             end
         end