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Class: Bundler::Thor::LineEditor::Readline

Relationships & Source Files
Namespace Children
Classes:
PathCompletion
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, Basic
Instance Chain:
self, Basic
Inherits: Bundler::Thor::LineEditor::Basic
Defined in: lib/bundler/vendor/thor/lib/thor/line_editor/readline.rb

Class Attribute Summary

Basic - Inherited

.available?

Class Method Summary

Basic - Inherited

.new

Instance Attribute Summary

Basic - Inherited

#options, #prompt, #echo?

Instance Method Summary

Basic - Inherited

#readline, #get_input

Constructor Details

This class inherits a constructor from Bundler::Thor::LineEditor::Basic

Class Attribute Details

.available? ⇒ Boolean (readonly)

[ GitHub ] 

  


# File 'lib/bundler/vendor/thor/lib/thor/line_editor/readline.rb', line 4



def self.available?
  begin
    require "readline"
  rescue LoadError
  end

  Object.const_defined?(:Readline)
end


  







Instance Attribute Details



  

    #add_to_history?  ⇒ Boolean  (readonly, private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/vendor/thor/lib/thor/line_editor/readline.rb', line 28



def add_to_history?
  options.fetch(:add_to_history, true)
end


  








  

    #use_path_completion?  ⇒ Boolean  (readonly, private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/vendor/thor/lib/thor/line_editor/readline.rb', line 46



def use_path_completion?
  options.fetch(:path, false)
end


  







Instance Method Details



  

    #completion_options   (private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/vendor/thor/lib/thor/line_editor/readline.rb', line 42



def completion_options
  options.fetch(:limited_to, [])
end


  








  

    #completion_proc   (private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/vendor/thor/lib/thor/line_editor/readline.rb', line 32



def completion_proc
  if use_path_completion?
    proc { |text| PathCompletion.new(text).matches }
  elsif completion_options.any?
    proc do |text|
      completion_options.select { |option| option.start_with?(text) }
    end
  end
end


  








  

    #readline  
  

  [ GitHub ]


  

  


# File 'lib/bundler/vendor/thor/lib/thor/line_editor/readline.rb', line 13



def readline
  if echo?
    ::Readline.completion_append_character = nil
    # rb-readline does not allow Readline.completion_proc= to receive nil.
    if complete = completion_proc
      ::Readline.completion_proc = complete
    end
    ::Readline.readline(prompt, add_to_history?)
  else
    super
  end
end