Class: Valuevaluevalue::Mass

Inherits:
Object
  • Object
show all
Defined in:
lib/valuevaluevalue/mass.rb

Constant Summary collapse

UNITS = 
[
  MassUnit.new('Atomic Mass Unit', 'amu', 1.6605402e-27),
  MassUnit.new('Carat', 'ct', 0.0002),
  MassUnit.new('Cental', 'cwt', 45.359237),
  MassUnit.new('Centigram', 'cg', 0.00001),
  MassUnit.new('Decagram', 'dkg', 0.01),
  MassUnit.new('Dram', 'dr', 0.001771845195312),
  MassUnit.new('Grain', 'gr', 0.00006479891),
  MassUnit.new('Gram', 'g', 0.001),
  MassUnit.new('Hundredweight', 'hwt', 50.80234544),
  MassUnit.new('Kilogram', 'kg', 1),
  MassUnit.new('Long Ton', 'lton', 1016.0469088),
  MassUnit.new('Microgram', 'mcg', 1E-9),
  MassUnit.new('Milligram', 'mg', 0.000001),
  MassUnit.new('Ounce', 'oz', 0.028349523125),
  MassUnit.new('Pennyweight', 'dwt', 0.00155517384),
  MassUnit.new('Pound', 'lbs', 0.45359237),
  MassUnit.new('Quarter', 'qt', 12.70058636),
  MassUnit.new('Short Ton', 'ton', 907.18474),
  MassUnit.new('Stone', 'st', 6.35029318),
  MassUnit.new('Tonne', 't', 1000),
  MassUnit.new('Troy Ounce', 'troz', 0.0311034768)
].freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(value, unit) ⇒ Mass

Returns a new instance of Mass.



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# File 'lib/valuevaluevalue/mass.rb', line 31

def initialize(value, unit)
  unit_exists?(unit)
  @value = value
  @unit  = unit
end

Instance Attribute Details

#unit ⇒ Object

Returns the value of attribute unit.



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# File 'lib/valuevaluevalue/mass.rb', line 5

def unit
  @unit
end

#value ⇒ Object

Returns the value of attribute value.



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# File 'lib/valuevaluevalue/mass.rb', line 5

def value
  @value
end

Instance Method Details

#convert_to(unit) ⇒ Object 



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# File 'lib/valuevaluevalue/mass.rb', line 37

def convert_to(unit)
  unit_exists?(unit)
  convert_to_kg / find_unit(unit).mass_in_kg
end