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92f02adf40
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@8255 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
30 lines
741 B
Ruby
30 lines
741 B
Ruby
module ActiveSupport
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module JSON
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module Encoding
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ESCAPED_CHARS = {
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"\010" => '\b',
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"\f" => '\f',
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"\n" => '\n',
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"\r" => '\r',
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"\t" => '\t',
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'"' => '\"',
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'\\' => '\\\\',
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'>' => '\u003E',
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'<' => '\u003C',
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'&' => '\u0026'
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}
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end
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end
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end
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class String
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def to_json(options = nil) #:nodoc:
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'"' + gsub(/[\010\f\n\r\t"\\><&]/) { |s|
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ActiveSupport::JSON::Encoding::ESCAPED_CHARS[s]
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}.gsub(/([\xC0-\xDF][\x80-\xBF]|
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[\xE0-\xEF][\x80-\xBF]{2}|
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[\xF0-\xF7][\x80-\xBF]{3})+/nx) { |s|
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s.unpack("U*").pack("n*").unpack("H*")[0].gsub(/.{4}/, '\\\\u\&')
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} + '"'
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end
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end
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