Method: Elus::Piece.convert_code

Defined in:
lib/elus/piece.rb

.convert_code(input) ⇒ Object

Pre-processes string into valid code for Piece creation



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# File 'lib/elus/piece.rb', line 24

def Piece.convert_code(input)
  # Remove all invalid chars from input and transcode it into sort chars

  input_code = input.downcase.gsub(INVALID, '').tr(VALID, SORT)
  # Remove dupes and sort unless code contains digits or special chars (place-dependent)

  input_code = input_code.scan(/\w/).uniq.sort.reverse.join unless input_code =~ /[01!=.]/ 
  # Translate sort chars into final chars

  input_code.tr!(SORT, FINAL) if input_code =~ PATTERN 
end