class Integer

Public Instance Methods

closest_fibonacci() click to toggle source

# File lib/ext/core/integer.rb, line 3
def closest_fibonacci
  raise InvalidArgumentError.new("Cannot be less than zero") if self < 0
  return self if [0,1].include?(self)
  x, y = 1, 1
  while((x+y) < self) do
    x, y = (x+y), x
  end
  x
end