diff options
Diffstat (limited to 'lib/yaml/encoding.rb')
| -rw-r--r-- | lib/yaml/encoding.rb | 96 |
1 files changed, 1 insertions, 95 deletions
diff --git a/lib/yaml/encoding.rb b/lib/yaml/encoding.rb index 59491b53b7..e361163ac6 100644 --- a/lib/yaml/encoding.rb +++ b/lib/yaml/encoding.rb @@ -5,100 +5,6 @@ module YAML # - # Encodings ( $-K to ICONV ) - # - CHARSETS = { - 'NONE' => 'LATIN1', - 'ASCII' => 'US-ASCII', - 'UTF-8' => 'UTF-8', - 'EUC' => 'EUC-JP', - 'SJIS' => 'SHIFT-JIS' - } - - # - # YAML documents can be in UTF-8, UTF-16 or UTF-32 - # So let's read and write in Unicode - # - - @@unicode = false - begin - require 'iconv' - DEFAULTS[:Encoding] = :Utf8 - rescue LoadError - end - - def YAML.unicode; @@unicode; end - def YAML.unicode=( bool ); @@unicode = bool; end - - # - # Unicode conversion - # - - def YAML.utf_to_internal( str, from_enc ) - return unless str - to_enc = CHARSETS[$-K] - case from_enc - when :Utf32 - Iconv.iconv( to_enc, 'UTF-32', str )[0] - when :Utf16 - Iconv.iconv( to_enc, 'UTF-16', str )[0] - when :Utf8 - Iconv.iconv( to_enc, 'UTF-8', str )[0] - when :None - str - else - raise YAML::Error, ERROR_UNSUPPORTED_ENCODING % from_enc.inspect - end - end - - def YAML.internal_to_utf( str, to_enc ) - return unless str - from_enc = CHARSETS[$-K] - case to_enc - when :Utf32 - Iconv.iconv( 'UTF-32', from_enc, str )[0] - when :Utf16 - Iconv.iconv( 'UTF-16', from_enc, str )[0] - when :Utf8 - Iconv.iconv( 'UTF-8', from_enc, str )[0] - when :None - str - else - raise YAML::Error, ERROR_UNSUPPORTED_ENCODING % to_enc.inspect - end - end - - def YAML.sniff_encoding( str ) - unless YAML::unicode - :None - else - case str - when /^\x00\x00\xFE\xFF/ # UTF-32 - :Utf32 - when /^\xFE\xFF/ # UTF-32BE - :Utf16 - else - :Utf8 - end - end - end - - def YAML.enc_separator( enc ) - case enc - when :Utf32 - "\000\000\000\n" - when :Utf16 - "\000\n" - when :Utf8 - "\n" - when :None - "\n" - else - raise YAML::Error, ERROR_UNSUPPORTED_ENCODING % enc.inspect - end - end - - # # Escape the string, condensing common escapes # def YAML.escape( value ) @@ -109,7 +15,7 @@ module YAML # Unescape the condenses escapes # def YAML.unescape( value ) - value.gsub( /\\(?:([nevbr\\fartz])|0?x([0-9a-fA-F]{2})|u([0-9a-fA-F]{4}))/ ) { |x| + value.gsub( /\\(?:([nevfbart\\])|0?x([0-9a-fA-F]{2})|u([0-9a-fA-F]{4}))/ ) { |x| if $3 ["#$3".hex ].pack('U*') elsif $2 |