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Name	Size	Permission	Date
benchmark	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
bigdecimal	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
cgi	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
csv	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
did_you_mean	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
digest	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
drb	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
erb	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
error_highlight	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
fiddle	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
forwardable	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
io	[ DIR ]	drwxr-xr-x	2024-12-04 14:11
json	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
logger	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
net	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
objspace	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
open3	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
openssl	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
optparse	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
psych	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
racc	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
random	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
reline	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
rinda	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
ripper	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
ruby_vm	[ DIR ]	drwxr-xr-x	2024-03-03 22:35
set	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
syntax_suggest	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
syslog	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
unicode_normalize	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
uri	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
vendor_ruby	[ DIR ]	drwxr-xr-x	2024-12-04 14:11
yaml	[ DIR ]	drwxr-xr-x	2025-01-09 11:36
English.rb	6.11 KB	-rw-r--r--	2024-12-04 14:11
abbrev.rb	3.45 KB	-rw-r--r--	2024-12-04 14:11
base64.rb	3.35 KB	-rw-r--r--	2024-12-04 14:11
benchmark.rb	18.4 KB	-rw-r--r--	2024-12-04 14:11
bigdecimal.rb	24 B	-rw-r--r--	2024-12-04 14:11
cgi.rb	9.83 KB	-rw-r--r--	2024-12-04 14:11
coverage.rb	368 B	-rw-r--r--	2024-12-04 14:11
csv.rb	92.47 KB	-rw-r--r--	2024-12-04 14:11
date.rb	1.17 KB	-rw-r--r--	2024-12-04 14:11
delegate.rb	11.68 KB	-rw-r--r--	2024-12-04 14:11
did_you_mean.rb	5.31 KB	-rw-r--r--	2024-12-04 14:11
digest.rb	3.3 KB	-rw-r--r--	2024-12-04 14:11
drb.rb	50 B	-rw-r--r--	2024-12-04 14:11
erb.rb	14.57 KB	-rw-r--r--	2024-12-04 14:11
error_highlight.rb	84 B	-rw-r--r--	2024-12-04 14:11
expect.rb	2.19 KB	-rw-r--r--	2024-12-04 14:11
fiddle.rb	2.88 KB	-rw-r--r--	2024-12-04 14:11
fileutils.rb	79.02 KB	-rw-r--r--	2024-12-04 14:11
find.rb	2.5 KB	-rw-r--r--	2024-12-04 14:11
forwardable.rb	9.03 KB	-rw-r--r--	2024-12-04 14:11
getoptlong.rb	20.26 KB	-rw-r--r--	2024-12-04 14:11
ipaddr.rb	20.6 KB	-rw-r--r--	2024-12-04 14:11
json.rb	19.29 KB	-rw-r--r--	2024-12-04 14:11
kconv.rb	5.72 KB	-rw-r--r--	2024-12-04 14:11
logger.rb	21.95 KB	-rw-r--r--	2024-12-04 14:11
mkmf.rb	88.4 KB	-rw-r--r--	2024-12-04 14:11
monitor.rb	6.76 KB	-rw-r--r--	2024-12-04 14:11
mutex_m.rb	2.33 KB	-rw-r--r--	2024-12-04 14:11
objspace.rb	4.67 KB	-rw-r--r--	2024-12-04 14:11
observer.rb	6.38 KB	-rw-r--r--	2024-12-04 14:11
open-uri.rb	25.52 KB	-rw-r--r--	2024-12-04 14:11
open3.rb	22.11 KB	-rw-r--r--	2024-12-04 14:11
openssl.rb	1.03 KB	-rw-r--r--	2024-12-04 14:11
optionparser.rb	59 B	-rw-r--r--	2024-12-04 14:11
optparse.rb	61.06 KB	-rw-r--r--	2024-12-04 14:11
ostruct.rb	13.88 KB	-rw-r--r--	2024-12-04 14:11
pathname.rb	16.83 KB	-rw-r--r--	2024-12-04 14:11
pp.rb	17.22 KB	-rw-r--r--	2024-12-04 14:11
prettyprint.rb	15.9 KB	-rw-r--r--	2024-12-04 14:11
pstore.rb	20.52 KB	-rw-r--r--	2024-12-04 14:11
psych.rb	24.62 KB	-rw-r--r--	2024-12-04 14:11
racc.rb	137 B	-rw-r--r--	2024-12-04 14:11
readline.rb	189 B	-rw-r--r--	2024-12-04 14:11
reline.rb	17.75 KB	-rw-r--r--	2024-12-04 14:11
resolv-replace.rb	1.76 KB	-rw-r--r--	2024-12-04 14:11
resolv.rb	74.19 KB	-rw-r--r--	2024-12-04 14:11
ripper.rb	2.44 KB	-rw-r--r--	2024-12-04 14:11
securerandom.rb	2.11 KB	-rw-r--r--	2024-12-04 14:11
set.rb	25.31 KB	-rw-r--r--	2024-12-04 14:11
shellwords.rb	7.09 KB	-rw-r--r--	2024-12-04 14:11
singleton.rb	4.08 KB	-rw-r--r--	2024-12-04 14:11
socket.rb	43.72 KB	-rw-r--r--	2024-12-04 14:11
syntax_suggest.rb	74 B	-rw-r--r--	2024-12-04 14:11
tempfile.rb	13.84 KB	-rw-r--r--	2024-12-04 14:11
time.rb	23.72 KB	-rw-r--r--	2024-12-04 14:11
timeout.rb	5.83 KB	-rw-r--r--	2024-12-04 14:11
tmpdir.rb	4.7 KB	-rw-r--r--	2024-12-04 14:11
tsort.rb	14.26 KB	-rw-r--r--	2024-12-04 14:11
un.rb	11.17 KB	-rw-r--r--	2024-12-04 14:11
uri.rb	3.06 KB	-rw-r--r--	2024-12-04 14:11
weakref.rb	1.36 KB	-rw-r--r--	2024-12-04 14:11
yaml.rb	2.11 KB	-rw-r--r--	2024-12-04 14:11

Rename

# frozen_string_literal: false
#
# kconv.rb - Kanji Converter.
#
# $Id$
#
# ----
#
# kconv.rb implements the Kconv class for Kanji Converter.  Additionally,
# some methods in String classes are added to allow easy conversion.
#

require 'nkf'

#
# Kanji Converter for Ruby.
#
module Kconv
  #
  # Public Constants
  #

#Constant of Encoding

# Auto-Detect
  AUTO = NKF::AUTO
  # ISO-2022-JP
  JIS = NKF::JIS
  # EUC-JP
  EUC = NKF::EUC
  # Shift_JIS
  SJIS = NKF::SJIS
  # BINARY
  BINARY = NKF::BINARY
  # NOCONV
  NOCONV = NKF::NOCONV
  # ASCII
  ASCII = NKF::ASCII
  # UTF-8
  UTF8 = NKF::UTF8
  # UTF-16
  UTF16 = NKF::UTF16
  # UTF-32
  UTF32 = NKF::UTF32
  # UNKNOWN
  UNKNOWN = NKF::UNKNOWN

#
  # Public Methods
  #

# call-seq:
  #    Kconv.kconv(str, to_enc, from_enc=nil)
  #
  # Convert <code>str</code> to <code>to_enc</code>.
  # <code>to_enc</code> and <code>from_enc</code> are given as constants of Kconv or Encoding objects.
  def kconv(str, to_enc, from_enc=nil)
    opt = ''
    opt += ' --ic=' + from_enc.to_s if from_enc
    opt += ' --oc=' + to_enc.to_s if to_enc

::NKF::nkf(opt, str)
  end
  module_function :kconv

#
  # Encode to
  #

# call-seq:
  #    Kconv.tojis(str)   => string
  #
  # Convert <code>str</code> to ISO-2022-JP
  def tojis(str)
    kconv(str, JIS)
  end
  module_function :tojis

# call-seq:
  #    Kconv.toeuc(str)   => string
  #
  # Convert <code>str</code> to EUC-JP
  def toeuc(str)
    kconv(str, EUC)
  end
  module_function :toeuc

# call-seq:
  #    Kconv.tosjis(str)   => string
  #
  # Convert <code>str</code> to Shift_JIS
  def tosjis(str)
    kconv(str, SJIS)
  end
  module_function :tosjis

# call-seq:
  #    Kconv.toutf8(str)   => string
  #
  # Convert <code>str</code> to UTF-8
  def toutf8(str)
    kconv(str, UTF8)
  end
  module_function :toutf8

# call-seq:
  #    Kconv.toutf16(str)   => string
  #
  # Convert <code>str</code> to UTF-16
  def toutf16(str)
    kconv(str, UTF16)
  end
  module_function :toutf16

# call-seq:
  #    Kconv.toutf32(str)   => string
  #
  # Convert <code>str</code> to UTF-32
  def toutf32(str)
    kconv(str, UTF32)
  end
  module_function :toutf32

# call-seq:
  #    Kconv.tolocale   => string
  #
  # Convert <code>self</code> to locale encoding
  def tolocale(str)
    kconv(str, Encoding.locale_charmap)
  end
  module_function :tolocale

#
  # guess
  #

# call-seq:
  #    Kconv.guess(str)   => encoding
  #
  # Guess input encoding by NKF.guess
  def guess(str)
    ::NKF::guess(str)
  end
  module_function :guess

#
  # isEncoding
  #

# call-seq:
  #    Kconv.iseuc(str)   => true or false
  #
  # Returns whether input encoding is EUC-JP or not.
  #
  # *Note* don't expect this return value is MatchData.
  def iseuc(str)
    str.dup.force_encoding(EUC).valid_encoding?
  end
  module_function :iseuc

# call-seq:
  #    Kconv.issjis(str)   => true or false
  #
  # Returns whether input encoding is Shift_JIS or not.
  def issjis(str)
    str.dup.force_encoding(SJIS).valid_encoding?
  end
  module_function :issjis

# call-seq:
  #    Kconv.isjis(str)   => true or false
  #
  # Returns whether input encoding is ISO-2022-JP or not.
  def isjis(str)
    /\A [\t\n\r\x20-\x7E]*
      (?:
        (?:\x1b \x28 I      [\x21-\x7E]*
          |\x1b \x28 J      [\x21-\x7E]*
          |\x1b \x24 @      (?:[\x21-\x7E]{2})*
          |\x1b \x24 B      (?:[\x21-\x7E]{2})*
          |\x1b \x24 \x28 D (?:[\x21-\x7E]{2})*
        )*
        \x1b \x28 B [\t\n\r\x20-\x7E]*
      )*
     \z/nox =~ str.dup.force_encoding('BINARY') ? true : false
  end
  module_function :isjis

# call-seq:
  #    Kconv.isutf8(str)   => true or false
  #
  # Returns whether input encoding is UTF-8 or not.
  def isutf8(str)
    str.dup.force_encoding(UTF8).valid_encoding?
  end
  module_function :isutf8
end

class String
  # call-seq:
  #    String#kconv(to_enc, from_enc)
  #
  # Convert <code>self</code> to <code>to_enc</code>.
  # <code>to_enc</code> and <code>from_enc</code> are given as constants of Kconv or Encoding objects.
  def kconv(to_enc, from_enc=nil)
    from_enc = self.encoding if !from_enc && self.encoding != Encoding.list[0]
    Kconv::kconv(self, to_enc, from_enc)
  end

#
  # to Encoding
  #

# call-seq:
  #    String#tojis   => string
  #
  # Convert <code>self</code> to ISO-2022-JP
  def tojis; Kconv.tojis(self) end

# call-seq:
  #    String#toeuc   => string
  #
  # Convert <code>self</code> to EUC-JP
  def toeuc; Kconv.toeuc(self) end

# call-seq:
  #    String#tosjis   => string
  #
  # Convert <code>self</code> to Shift_JIS
  def tosjis; Kconv.tosjis(self) end

# call-seq:
  #    String#toutf8   => string
  #
  # Convert <code>self</code> to UTF-8
  def toutf8; Kconv.toutf8(self) end

# call-seq:
  #    String#toutf16   => string
  #
  # Convert <code>self</code> to UTF-16
  def toutf16; Kconv.toutf16(self) end

# call-seq:
  #    String#toutf32   => string
  #
  # Convert <code>self</code> to UTF-32
  def toutf32; Kconv.toutf32(self) end

# call-seq:
  #    String#tolocale   => string
  #
  # Convert <code>self</code> to locale encoding
  def tolocale; Kconv.tolocale(self) end

#
  # is Encoding
  #

# call-seq:
  #    String#iseuc   => true or false
  #
  # Returns whether <code>self</code>'s encoding is EUC-JP or not.
  def iseuc;	Kconv.iseuc(self) end

# call-seq:
  #    String#issjis   => true or false
  #
  # Returns whether <code>self</code>'s encoding is Shift_JIS or not.
  def issjis;	Kconv.issjis(self) end

# call-seq:
  #    String#isjis   => true or false
  #
  # Returns whether <code>self</code>'s encoding is ISO-2022-JP or not.
  def isjis;	Kconv.isjis(self) end

# call-seq:
  #    String#isutf8   => true or false
  #
  # Returns whether <code>self</code>'s encoding is UTF-8 or not.
  def isutf8;	Kconv.isutf8(self) end
end