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Don't dup Strings when jsonifying

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This method would be called so many times and would create so many temporary garbage Strings
This commit is contained in:
Akira Matsuda 2018-04-27 03:57:08 +09:00
parent 7d2400ab61
commit 124c082d43
1 changed files with 6 additions and 2 deletions
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8
activesupport/lib/active_support/json/encoding.rb
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@ -54,9 +54,13 @@ module ActiveSupport
class EscapedString < String #:nodoc:
def to_json(*)
if Encoding.escape_html_entities_in_json
super.gsub ESCAPE_REGEX_WITH_HTML_ENTITIES, ESCAPED_CHARS
s = super
s.gsub! ESCAPE_REGEX_WITH_HTML_ENTITIES, ESCAPED_CHARS
s
else
super.gsub ESCAPE_REGEX_WITHOUT_HTML_ENTITIES, ESCAPED_CHARS
s = super
s.gsub! ESCAPE_REGEX_WITHOUT_HTML_ENTITIES, ESCAPED_CHARS
s
end
end