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-rw-r--r--activesupport/lib/active_support/json/encoding.rb8
1 files changed, 1 insertions, 7 deletions
diff --git a/activesupport/lib/active_support/json/encoding.rb b/activesupport/lib/active_support/json/encoding.rb
index bd2f909ca9..a50e6524c6 100644
--- a/activesupport/lib/active_support/json/encoding.rb
+++ b/activesupport/lib/active_support/json/encoding.rb
@@ -122,13 +122,7 @@ module ActiveSupport
if string.respond_to?(:force_encoding)
string = string.encode(::Encoding::UTF_8, :undef => :replace).force_encoding(::Encoding::BINARY)
end
- 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}/n, '\\\\u\&')
- }
+ json = string.gsub(escape_regex) { |s| ESCAPED_CHARS[s] }
json = %("#{json}")
json.force_encoding(::Encoding::UTF_8) if json.respond_to?(:force_encoding)
json