Class: String

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

Instance Method Summary collapse

Instance Method Details

#^(other) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/paiement_cic.rb', line 6

def ^(other)
  raise ArgumentError, "Can't bitwise-XOR a String with a non-String" \
    unless other.kind_of? String
  raise ArgumentError, "Can't bitwise-XOR strings of different length" \
    unless self.length == other.length
  result = (0..self.length-1).collect { |i| self[i].ord ^ other[i].ord }
  result.pack("C*")
end