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Class: IRB::FileInputMethod

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, InputMethod
Instance Chain:
self, InputMethod
Inherits: IRB::InputMethod
Defined in: lib/irb/input-method.rb

Overview

Use a File for IO with irb, see InputMethod

Class Method Summary

InputMethod - Inherited

.new

Creates a new input method object.

Instance Attribute Summary

  • #eof? ⇒ Boolean readonly

    Whether the end of this input method has been reached, returns true if there is no more data to read.

  • #file_name readonly

    The file name of this input method, usually given during initialization.

InputMethod - Inherited

#prompt

The irb prompt associated with this input method.
#file_name

The file name of this input method, usually given during initialization.
#readable_after_eof?

Whether this input method is still readable when there is no more data to read.

Instance Method Summary

  • #encoding

    The external encoding for standard input.

  • #gets

    Reads the next line from this input method.

InputMethod - Inherited

#gets

Reads the next line from this input method.

Constructor Details

.new(file) ⇒ FileInputMethod

Creates a new input method object

[ GitHub ] 

  


# File 'lib/irb/input-method.rb', line 99



def initialize(file)
  super
  @io = IRB::MagicFile.open(file)
end


  







Instance Attribute Details



  

    #eof?  ⇒ Boolean  (readonly)
  



  

    

Whether the end of this input method has been reached, returns true if there is no more data to read.



See IO#eof? for more information.


  





  


  [ GitHub ]


  

  


# File 'lib/irb/input-method.rb', line 110



def eof?
  @io.eof?
end


  








  

    #file_name   (readonly)
  



  

    

The file name of this input method, usually given during initialization.


  



  [ GitHub ]


  

  


# File 'lib/irb/input-method.rb', line 104



attr_reader :file_name


  







Instance Method Details



  

    #encoding  
  



  

    

The external encoding for standard input.


  



  [ GitHub ]


  

  


# File 'lib/irb/input-method.rb', line 124



def encoding
  @io.external_encoding
end


  








  

    #gets  
  



  

    

Reads the next line from this input method.



See IO#gets for more information.


  



  [ GitHub ]


  

  


# File 'lib/irb/input-method.rb', line 117



def gets
  print @prompt
  l = @io.gets
  l
end