Class: Taxger::Lohnsteuer::BigDecimal

Inherits:
Numeric::BigDecimal
  • Object
show all
Defined in:
lib/taxger/lohnsteuer/bigdecimal.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.ONE ⇒ Object 



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# File 'lib/taxger/lohnsteuer/bigdecimal.rb', line 52

def self.ONE
  new(1)
end

.ROUND_DOWN ⇒ Object 



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# File 'lib/taxger/lohnsteuer/bigdecimal.rb', line 64

def self.ROUND_DOWN
  BigDecimal::ROUND_DOWN
end

.ROUND_UP ⇒ Object 



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# File 'lib/taxger/lohnsteuer/bigdecimal.rb', line 60

def self.ROUND_UP
  BigDecimal::ROUND_UP
end

.TEN ⇒ Object 



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# File 'lib/taxger/lohnsteuer/bigdecimal.rb', line 56

def self.TEN
  new(10)
end

.value_of(float) ⇒ Object 



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# File 'lib/taxger/lohnsteuer/bigdecimal.rb', line 44

def self.value_of(float)
  new(float, 16)
end

.ZERO ⇒ Object 



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# File 'lib/taxger/lohnsteuer/bigdecimal.rb', line 48

def self.ZERO
  new(0)
end

Instance Method Details

#add(value) ⇒ Object 



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# File 'lib/taxger/lohnsteuer/bigdecimal.rb', line 22

def add(value)
  BigDecimal.new(self + value)
end

#compare_to(value) ⇒ Object 



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# File 'lib/taxger/lohnsteuer/bigdecimal.rb', line 34

def compare_to(value)
  if self < value
    -1
  elsif self == value
    0
  elsif self > value
    1
  end
end

#divide(value, scale = nil, rounding = nil) ⇒ Object 



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# File 'lib/taxger/lohnsteuer/bigdecimal.rb', line 12

def divide(value, scale = nil, rounding=nil)
  if scale && rounding
    BigDecimal.new(self / value).set_scale(scale, rounding)
  elsif scale
    BigDecimal.new(self / value).set_scale(scale)
  else
    BigDecimal.new(self / value)
  end
end

#multiply(value) ⇒ Object 



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# File 'lib/taxger/lohnsteuer/bigdecimal.rb', line 4

def multiply(value)
  BigDecimal.new(self * value)
end

#set_scale(scale, rounding = nil) ⇒ Object 



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# File 'lib/taxger/lohnsteuer/bigdecimal.rb', line 26

def set_scale(scale, rounding=nil)
  if rounding
    BigDecimal.new(self.round(scale, rounding))
  else
    BigDecimal.new(self.round(scale))
  end
end

#subtract(value) ⇒ Object 



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# File 'lib/taxger/lohnsteuer/bigdecimal.rb', line 8

def subtract(value)
  BigDecimal.new(self - value)
end