Class: Rgot::PB

Inherits:
Object
  • Object
show all
Defined in:
lib/rgot/pb.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(bn: nil) ⇒ PB

Ruby-2.0.0 wants default value of keyword_argument

Raises:

  • (ArgumentError) 


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# File 'lib/rgot/pb.rb', line 6

def initialize(bn: nil)
  raise ArgumentError, "missing keyword: bn" unless bn
  @bn = bn
end

Instance Attribute Details

#bn ⇒ Object

Returns the value of attribute bn.



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# File 'lib/rgot/pb.rb', line 3

def bn
  @bn
end

Instance Method Details

#next ⇒ Object 



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# File 'lib/rgot/pb.rb', line 11

def next
  (0 < @bn).tap { @bn -= 1 }
end