Method: ConverterBase#insert_char_separator

Defined in:
lib/converterbase.rb

#insert_char_separator(str) ⇒ Object

文字単位でzwsを挿入する



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# File 'lib/converterbase.rb', line 1225

def insert_char_separator(str)
  buffer = ""
  ss = StringScanner.new(str)
  before_symbol = false
  while char = ss.getch
    symbol = false
    case char
    when "｜"
      buffer << char
      if ss.scan(/.+?》/)
        buffer << "#{ss.matched}"
      else
        before_symbol = false
      end
      next
    when "［"
      buffer << char
      if ss.scan(/^＃.+?］/)
        buffer << "#{ss.matched}"
      else
        before_symbol = false
      end
      next
    when "<"
      if ss.scan(/.+?>/)
        buffer << "<#{ss.matched}"
        next
      end
      symbol = true
    when /[〔「『\(（【〈《≪〝]/
      buffer << char
      before_symbol = false
      next
    when /[―…!?！？※]/
      symbol = true
    end
    if before_symbol && !symbol
      buffer << WORD_SEPARATOR
    end
    buffer << char
    unless symbol
      buffer << WORD_SEPARATOR
    end
    before_symbol = symbol
  end
  buffer
end