Class: BitArray

Inherits:
Object
  • Object
show all
Defined in:
lib/rpl/interpreter.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ BitArray

Returns a new instance of BitArray.



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# File 'lib/rpl/interpreter.rb', line 11

def initialize
  @mask = 0
end

Instance Method Details

#[](position) ⇒ Object 



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# File 'lib/rpl/interpreter.rb', line 23

def [](position)
  @mask[position]
end

#[]=(position, value) ⇒ Object 



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# File 'lib/rpl/interpreter.rb', line 15

def []=(position, value)
  if value.zero?
    @mask ^= (1 << position)
  else
    @mask |= (1 << position)
  end
end