Module: BitMask::Radix
- Defined in:
- lib/bit_mask/radix.rb
Class Method Summary collapse
Class Method Details
.integer_to_string(integer, characters) ⇒ Object
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# File 'lib/bit_mask/radix.rb', line 4 def integer_to_string(integer, characters) characters = process_characters(characters) radix = characters.length result = '' while integer != 0 result += characters[integer%radix] integer /= radix end result.reverse end |
.string_to_integer(string, characters) ⇒ Object
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# File 'lib/bit_mask/radix.rb', line 16 def string_to_integer(string, characters) characters = process_characters(characters) radix = characters.length int_val = 0 string.reverse.split('').each_with_index do |char,index| if char_index = characters.index(char) int_val += (char_index)*(radix**(index)) else raise ArgumentError, "Character #{char} at index #{index} is not a valid character for Base #{characters} String." end end int_val end |