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Name	Size	Permission	Date
bigdecimal	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
cgi	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
csv	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
did_you_mean	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
digest	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
drb	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
erb	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
error_highlight	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
fiddle	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
forwardable	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
io	[ DIR ]	drwxr-xr-x	2025-04-24 07:57
json	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
logger	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
net	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
objspace	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
open3	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
openssl	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
optparse	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
prism	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
psych	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
random	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
reline	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
rinda	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
ripper	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
ruby_vm	[ DIR ]	drwxr-xr-x	2024-06-12 10:36
set	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
syntax_suggest	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
syslog	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
unicode_normalize	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
uri	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
vendor_ruby	[ DIR ]	drwxr-xr-x	2025-04-24 07:57
yaml	[ DIR ]	drwxr-xr-x	2025-05-13 10:35
English.rb	5.54 KB	-rw-r--r--	2025-04-24 07:57
abbrev.rb	3.47 KB	-rw-r--r--	2025-04-24 07:57
base64.rb	13.22 KB	-rw-r--r--	2025-04-24 07:57
benchmark.rb	18.42 KB	-rw-r--r--	2025-04-24 07:57
bigdecimal.rb	130 B	-rw-r--r--	2025-04-24 07:57
bundled_gems.rb	6.86 KB	-rw-r--r--	2025-04-24 07:57
cgi.rb	9.83 KB	-rw-r--r--	2025-04-24 07:57
coverage.rb	368 B	-rw-r--r--	2025-04-24 07:57
csv.rb	92.46 KB	-rw-r--r--	2025-04-24 07:57
date.rb	1.17 KB	-rw-r--r--	2025-04-24 07:57
delegate.rb	11.68 KB	-rw-r--r--	2025-04-24 07:57
did_you_mean.rb	5.36 KB	-rw-r--r--	2025-04-24 07:57
digest.rb	3.3 KB	-rw-r--r--	2025-04-24 07:57
drb.rb	50 B	-rw-r--r--	2025-04-24 07:57
erb.rb	14.53 KB	-rw-r--r--	2025-04-24 07:57
error_highlight.rb	84 B	-rw-r--r--	2025-04-24 07:57
expect.rb	2.19 KB	-rw-r--r--	2025-04-24 07:57
fiddle.rb	2.88 KB	-rw-r--r--	2025-04-24 07:57
fileutils.rb	78.69 KB	-rw-r--r--	2025-04-24 07:57
find.rb	2.52 KB	-rw-r--r--	2025-04-24 07:57
forwardable.rb	9.03 KB	-rw-r--r--	2025-04-24 07:57
getoptlong.rb	20.26 KB	-rw-r--r--	2025-04-24 07:57
ipaddr.rb	20.93 KB	-rw-r--r--	2025-04-24 07:57
json.rb	19.62 KB	-rw-r--r--	2025-04-24 07:57
kconv.rb	5.72 KB	-rw-r--r--	2025-04-24 07:57
logger.rb	22.03 KB	-rw-r--r--	2025-04-24 07:57
mkmf.rb	88.69 KB	-rw-r--r--	2025-04-24 07:57
monitor.rb	6.75 KB	-rw-r--r--	2025-04-24 07:57
mutex_m.rb	2.36 KB	-rw-r--r--	2025-04-24 07:57
objspace.rb	4.14 KB	-rw-r--r--	2025-04-24 07:57
observer.rb	6.38 KB	-rw-r--r--	2025-04-24 07:57
open-uri.rb	25.84 KB	-rw-r--r--	2025-04-24 07:57
open3.rb	47.51 KB	-rw-r--r--	2025-04-24 07:57
openssl.rb	1.03 KB	-rw-r--r--	2025-04-24 07:57
optionparser.rb	59 B	-rw-r--r--	2025-04-24 07:57
optparse.rb	61.82 KB	-rw-r--r--	2025-04-24 07:57
ostruct.rb	14.22 KB	-rw-r--r--	2025-04-24 07:57
pathname.rb	16.85 KB	-rw-r--r--	2025-04-24 07:57
pp.rb	17.24 KB	-rw-r--r--	2025-04-24 07:57
prettyprint.rb	15.93 KB	-rw-r--r--	2025-04-24 07:57
prism.rb	3.17 KB	-rw-r--r--	2025-04-24 07:57
pstore.rb	20.36 KB	-rw-r--r--	2025-04-24 07:57
psych.rb	24.44 KB	-rw-r--r--	2025-04-24 07:57
readline.rb	215 B	-rw-r--r--	2025-04-24 07:57
reline.rb	14.7 KB	-rw-r--r--	2025-04-24 07:57
resolv-replace.rb	1.76 KB	-rw-r--r--	2025-04-24 07:57
resolv.rb	85.03 KB	-rw-r--r--	2025-04-24 07:57
ripper.rb	2.44 KB	-rw-r--r--	2025-04-24 07:57
securerandom.rb	2.06 KB	-rw-r--r--	2025-04-24 07:57
set.rb	24.94 KB	-rw-r--r--	2025-04-24 07:57
shellwords.rb	7.11 KB	-rw-r--r--	2025-04-24 07:57
singleton.rb	3.94 KB	-rw-r--r--	2025-04-24 07:57
socket.rb	44.04 KB	-rw-r--r--	2025-04-24 07:57
syntax_suggest.rb	74 B	-rw-r--r--	2025-04-24 07:57
tempfile.rb	14.73 KB	-rw-r--r--	2025-04-24 07:57
time.rb	23.74 KB	-rw-r--r--	2025-04-24 07:57
timeout.rb	5.69 KB	-rw-r--r--	2025-04-24 07:57
tmpdir.rb	4.93 KB	-rw-r--r--	2025-04-24 07:57
tsort.rb	14.29 KB	-rw-r--r--	2025-04-24 07:57
un.rb	11.17 KB	-rw-r--r--	2025-04-24 07:57
uri.rb	3.06 KB	-rw-r--r--	2025-04-24 07:57
weakref.rb	1.36 KB	-rw-r--r--	2025-04-24 07:57
yaml.rb	2.13 KB	-rw-r--r--	2025-04-24 07:57

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