Add ActiveSupport::Multibyte::Chars#ord method so that it returns correct Unicode value instead of falling back on String#ord in CoreExtensions, which is not multibyte compatible

[#1483 state:committed]

Signed-off-by: Jeremy Kemper <jeremy@bitsweat.net>

1 files changed, 8 insertions, 0 deletions

diff --git a/activesupport/lib/active_support/multibyte/chars.rb b/activesupport/lib/active_support/multibyte/chars.rb
index be9c6d3567..a00b165222 100644
--- a/activesupport/lib/active_support/multibyte/chars.rb
+++ b/activesupport/lib/active_support/multibyte/chars.rb
@@ -344,6 +344,14 @@ module ActiveSupport #:nodoc:
       end
       alias_method :[], :slice
 
+      # Converts first character in the string to Unicode value
+      #
+      # Example:
+      #   'こんにちは'.mb_chars.ord #=> 12371
+      def ord
+        self.class.u_unpack(@wrapped_string)[0]
+      end
+
       # Convert characters in the string to uppercase.
       #
       # Example: