Method: Chars::CharSet#initialize

Defined in:
lib/chars/char_set.rb

#initialize(*arguments) ⇒ CharSet

Creates a new CharSet object.

Parameters:

  • arguments (Array<String, Integer, Enumerable>) —

    The chars for the CharSet.

Raises:

  • (TypeError) —

    One of the arguments was not a String, Integer or Enumerable.



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# File 'lib/chars/char_set.rb', line 17

def initialize(*arguments)
  super()

  @chars = Hash.new do |hash,key|
    hash[key] = if key > 0xff
                  key.chr(Encoding::UTF_8)
                else
                  key.chr(Encoding::ASCII_8BIT)
                end
  end

  arguments.each do |subset|
    case subset
    when String, Integer
      self << subset
    when Enumerable
      subset.each { |char| self << char }
    else
      raise(TypeError,"arguments must be a String, Integer or Enumerable")
    end
  end
end