Module: TrickBag::Operators

Defined in:
lib/trick_bag/operators/operators.rb

Class Method Summary collapse

Class Method Details

.multi_eq(*values) ⇒ Object

Returns whether or not all passed values are equal

Ex: multi_eq(1, 1, 1, 2) => false; multi_eq(1, 1, 1, 1) => true

Raises:

  • (ArgumentError) 


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# File 'lib/trick_bag/operators/operators.rb', line 9

def multi_eq(*values)
  # If there is only 1 arg, it must be an array of at least 2 elements.
  values = values.first if values.first.is_a?(Array) && values.size == 1
  raise ArgumentError.new("Must be called with at least 2 parameters; was: #{values.inspect}") if values.size < 2
  values[1..-1].all? { |value| value == values.first }
end