Class: EnigmaEncrypto::Rotator

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

Instance Method Summary collapse

Instance Method Details

#character_map_creation ⇒ Object 



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# File 'lib/enigma_encrypto/rotator.rb', line 4

def character_map_creation
  @character_map = []
  @character_map.concat(("a".."z").to_a)
  @character_map.concat(("0".."9").to_a)
  @character_map.concat([" ", ".", ","])
end

#reverse_text(text, reversion) ⇒ Object 



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# File 'lib/enigma_encrypto/rotator.rb', line 19

def reverse_text(text, reversion)
  reversion = 0 - reversion
  rotate_text(text, reversion)
end

#rotate_text(text, rotation) ⇒ Object 



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# File 'lib/enigma_encrypto/rotator.rb', line 15

def rotate_text(text, rotation)
  rotation_for_text = rotator(rotation)
  rotation_for_text[text]
end

#rotator(rotation) ⇒ Object 



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# File 'lib/enigma_encrypto/rotator.rb', line 10

def rotator(rotation)
  character_map_creation
  rotated_character_map = @character_map.rotate(rotation)
  Hash[@character_map.zip(rotated_character_map)]
end