Method: Date#pascoa

Defined in:
lib/brdata/feriado.rb

#pascoa ⇒ Object

Retorna a pascoa no ano da data atual

Exemplo:

data = Date.new(2007, 12, 25)
data.pascoa ==> "2007-4-8"



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# File 'lib/brdata/feriado.rb', line 66

def pascoa
  g = self.year % 19
  c = (self.year / 100).floor
  h = (c - ( c / 4 ).floor - ((8 * c) / 25).floor + 19 * g + 15) % 30
  i = h - (h / 28).floor * (1 - (h / 28).floor * (29 / (h + 1)).floor * ((21 - g) / 11).floor)
  j = (self.year + (self.year/ 4).floor + i + 2 - c + (c / 4).floor) % 7
  l = i - j

  month = 3 + ((l + 40) / 44).floor
  day   = l + 28 - (31 * (month / 4 ).floor)
  Date.parse("#{self.year}-#{month}-#{day}")
end