mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
40d8d38909
ext/json/lib/json/pure/parser.rb, ext/openssl/lib/openssl/x509.rb, ext/win32ole/sample/olegen.rb, lib/date/format.rb, lib/irb/context.rb, lib/irb/workspace.rb, lib/net/http.rb, lib/net/imap.rb, lib/rdoc/generator.rb, lib/rdoc/markup/to_html.rb, lib/rdoc/markup/to_latex.rb, lib/rdoc/parsers/parse_c.rb, lib/rdoc/ri/formatter.rb, lib/rexml/parsers/baseparser.rb, lib/rexml/quickpath.rb, lib/rexml/text.rb, lib/rss/parser.rb, lib/uri/common.rb, lib/uri/generic.rb, lib/webrick/httpresponse.rb, lib/webrick/httpservlet/filehandler.rb, lib/yaml/baseemitter.rb, lib/yaml/encoding.rb: performance tuning arround String#gsub. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15442 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
33 lines
605 B
Ruby
33 lines
605 B
Ruby
#
|
|
# Handle Unicode-to-Internal conversion
|
|
#
|
|
|
|
module YAML
|
|
|
|
#
|
|
# Escape the string, condensing common escapes
|
|
#
|
|
def YAML.escape( value, skip = "" )
|
|
value.gsub( /\\/, "\\\\\\" ).
|
|
gsub( /"/, "\\\"" ).
|
|
gsub( /([\x00-\x1f])/ ) do
|
|
skip[$&] || ESCAPES[ $&.unpack("C")[0] ]
|
|
end
|
|
end
|
|
|
|
#
|
|
# Unescape the condenses escapes
|
|
#
|
|
def YAML.unescape( value )
|
|
value.gsub( /\\(?:([nevfbart\\])|0?x([0-9a-fA-F]{2})|u([0-9a-fA-F]{4}))/ ) {
|
|
if $3
|
|
["#$3".hex ].pack('U*')
|
|
elsif $2
|
|
[$2].pack( "H2" )
|
|
else
|
|
UNESCAPES[$1]
|
|
end
|
|
}
|
|
end
|
|
|
|
end
|