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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