Class: Cartesius::Validator

Inherits:
Object
  • Object
show all
Defined in:
lib/cartesius/validator.rb

Class Method Summary collapse

Class Method Details

.aligned_points(points) ⇒ Object

TODO: cambiare nome… ne bastano 3 allineati, ma se sono 4 per eccezione ne bastano tre allineati.



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# File 'lib/cartesius/validator.rb', line 13

def self.aligned_points(points)
  if points.count >= 3
    line = Line.by_points(point1: points.shift, point2: points.pop)
    points.each do |point|
      raise ArgumentError.new('Points must not be aligned!') if line.include?(point)
    end
  end
end

.same_points(points) ⇒ Object 



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# File 'lib/cartesius/validator.rb', line 6

def self.same_points(points)
  if points.count != points.to_set.count
    raise ArgumentError.new('Points must be distinct!')
  end
end