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Class: IRB::Notifier::AbstractNotifier

Relationships & Source Files
Extension / Inclusion / Inheritance Descendants
Subclasses:
CompositeNotifier, LeveledNotifier, NoMsgNotifier
Inherits: Object
Defined in: lib/irb/notifier.rb

Overview

An abstract class, or superclass, for CompositeNotifier and LeveledNotifier to inherit. It provides several wrapper methods for the ::IRB::OutputMethod object used by the ::IRB::Notifier.

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(prefix, base_notifier) ⇒ AbstractNotifier

Creates a new ::IRB::Notifier object

[ GitHub ] 

  


# File 'lib/irb/notifier.rb', line 43



def initialize(prefix, base_notifier)
  @prefix = prefix
  @base_notifier = base_notifier
end


  







Instance Attribute Details



  

    #notify?  ⇒ Boolean  (readonly)
  



  

    

A wrapper method used to determine whether notifications are enabled.



Defaults to true.


  





  


  [ GitHub ]


  

  


# File 'lib/irb/notifier.rb', line 55



def notify?
  true
end


  








  

    #prefix   (readonly)
  



  

    

The prefix for this ::IRB::Notifier, which is appended to all objects being inspected during output.


  



  [ GitHub ]


  

  


# File 'lib/irb/notifier.rb', line 50



attr_reader :prefix


  







Instance Method Details



  

    #exec_if {|@base_notifier| ... } 
  



  

    

Execute the given block if notifications are enabled.


  





  
Yields:


    
  
  • 
    (@base_notifier)
  
    • 





  [ GitHub ]


  

  


# File 'lib/irb/notifier.rb', line 101



def exec_if
  yield(@base_notifier) if notify?
end


  








  

    #pp(*objs)  
  



  

    

Same as #ppx, except it uses the #prefix given during object initialization. See OutputMethod#ppx for more detail.


  



  [ GitHub ]


  

  


# File 'lib/irb/notifier.rb', line 84



def pp(*objs)
  if notify?
    @base_notifier.ppx @prefix, *objs
  end
end


  








  

    #ppx(prefix, *objs)  
  



  

    

Same as #pp, except it concatenates the given #prefix with the #prefix given during object initialization.



See OutputMethod#ppx for more detail.


  



  [ GitHub ]


  

  


# File 'lib/irb/notifier.rb', line 94



def ppx(prefix, *objs)
  if notify?
    @base_notifier.ppx @prefix+prefix, *objs
  end
end


  










  

    #printf(format, *opts)  
  



  

    

See OutputMethod#printf for more detail.


  



  [ GitHub ]


  

  


# File 'lib/irb/notifier.rb', line 70



def printf(format, *opts)
  @base_notifier.printf(prefix + format, *opts) if notify?
end


  








  

    #printn(*opts)  
  



  

    

See OutputMethod#printn for more detail.


  



  [ GitHub ]


  

  


# File 'lib/irb/notifier.rb', line 65



def printn(*opts)
  @base_notifier.printn prefix, *opts if notify?
end


  








  

    #puts(*objs)  
  



  

    

See OutputMethod#puts for more detail.


  



  [ GitHub ]


  

  


# File 'lib/irb/notifier.rb', line 75



def puts(*objs)
  if notify?
    @base_notifier.puts(*objs.collect{|obj| prefix + obj.to_s})
  end
end