method
escape
v3.0.9 -
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Class: ActiveSupport::JSON::Encoding
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escape(string)
public
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# File activesupport/lib/active_support/json/encoding.rb, line 121 def escape(string) 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})+/x) { |s| s.unpack("U*").pack("n*").unpack("H*")[0].gsub(/.{4}/, '\\u\&') } json = %("#{json}") json.force_encoding(::Encoding::UTF_8) if json.respond_to?(:force_encoding) json end