# # 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