class IRB::ReadlineInputMethod

# File bundled-src/irb-1.16.0/lib/irb/input-method.rb, line 178
def initialize_readline
  return if defined?(self::Readline)

  begin
    require 'readline'
    const_set(:Readline, ::Readline)
  rescue LoadError
    const_set(:Readline, ::Reline)
  end
  const_set(:HISTORY, self::Readline::HISTORY)
end

# File bundled-src/irb-1.16.0/lib/irb/input-method.rb, line 194
def initialize
  self.class.initialize_readline
  if Readline.respond_to?(:encoding_system_needs)
    IRB.__send__(:set_encoding, Readline.encoding_system_needs.name, override: false)
  end

  super

  @eof = false
  @completor = RegexpCompletor.new

  if Readline.respond_to?("basic_word_break_characters=")
    Readline.basic_word_break_characters = BASIC_WORD_BREAK_CHARACTERS
  end
  Readline.completion_append_character = nil
  Readline.completion_proc = ->(target) {
    bind = IRB.conf[:MAIN_CONTEXT].workspace.binding
    @completor.completion_candidates('', target, '', bind: bind)
  }
end

# File bundled-src/irb-1.16.0/lib/irb/input-method.rb, line 215
def completion_info
  'RegexpCompletor'
end

# File bundled-src/irb-1.16.0/lib/irb/input-method.rb, line 238
def eof?
  @eof
end

# File bundled-src/irb-1.16.0/lib/irb/input-method.rb, line 222
def gets
  Readline.input = @stdin
  Readline.output = @stdout
  if l = Readline.readline(@prompt, false)
    Readline::HISTORY.push(l) if !l.empty? && l != Readline::HISTORY.to_a.last
    @line[@line_no += 1] = l + "\n"
  else
    @eof = true
    l
  end
end

# File bundled-src/irb-1.16.0/lib/irb/input-method.rb, line 247
def inspect
  readline_impl = Readline == ::Reline ? 'Reline' : 'ext/readline'
  str = "ReadlineInputMethod with #{readline_impl} #{Readline::VERSION}"
  inputrc_path = File.expand_path(ENV['INPUTRC'] || '~/.inputrc')
  str += " and #{inputrc_path}" if File.exist?(inputrc_path)
  str
end

# File bundled-src/irb-1.16.0/lib/irb/input-method.rb, line 242
def prompting?
  true
end