Method: DataMapper::Property::Decimal#initialize

Defined in:
lib/dm-core/property/decimal.rb

#initialize(model, name, options = {}) ⇒ Decimal (protected)

Returns a new instance of Decimal.



10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
# File 'lib/dm-core/property/decimal.rb', line 10

def initialize(model, name, options = {})
  super

  [ :scale, :precision ].each do |key|
    unless options.key?(key)
      warn "options[#{key.inspect}] should be set for #{self.class}, defaulting to #{send(key).inspect}"
    end
  end

  unless @scale >= 0
    raise ArgumentError, "scale must be equal to or greater than 0, but was #{@scale.inspect}"
  end

  unless @precision >= @scale
    raise ArgumentError, "precision must be equal to or greater than scale, but was #{@precision.inspect} and scale was #{@scale.inspect}"
  end
end