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-rw-r--r--activesupport/lib/active_support/json/encoding.rb12
1 files changed, 7 insertions, 5 deletions
diff --git a/activesupport/lib/active_support/json/encoding.rb b/activesupport/lib/active_support/json/encoding.rb
index 566fd127a1..f440d6ce58 100644
--- a/activesupport/lib/active_support/json/encoding.rb
+++ b/activesupport/lib/active_support/json/encoding.rb
@@ -1,4 +1,4 @@
-# encoding: binary
+# encoding: utf-8
require 'active_support/core_ext/array/wrap'
require 'active_support/core_ext/hash/except'
require 'active_support/core_ext/hash/slice'
@@ -97,12 +97,14 @@ module ActiveSupport
def escape(string)
string = string.dup.force_encoding(::Encoding::BINARY) if string.respond_to?(:force_encoding)
- json = '"' + string.gsub(escape_regex) { |s| ESCAPED_CHARS[s] }
- json.gsub(/([\xC0-\xDF][\x80-\xBF]|
+ json = string.
+ gsub(escape_regex) { |s| ESCAPED_CHARS[s] }.
+ gsub(/([\xC0-\xDF][\x80-\xBF]|
[\xE0-\xEF][\x80-\xBF]{2}|
[\xF0-\xF7][\x80-\xBF]{3})+/nx) { |s|
- s.unpack("U*").pack("n*").unpack("H*")[0].gsub(/.{4}/, '\\\\u\&')
- } + '"'
+ s.unpack("U*").pack("n*").unpack("H*")[0].gsub(/.{4}/n, '\\\\u\&')
+ }
+ %("#{json}")
end
end