Class: Convertable::Measure

Inherits:

Object

• Object
• Convertable::Measure

Defined in:

lib/convertable/measure.rb

Direct Known Subclasses

Convertable::Measures::Area, Convertable::Measures::Money, Convertable::Measures::MoneyPerAreaPerPeriod, Convertable::Measures::MoneyPerPeriod, Convertable::Measures::Period

Instance Attribute Summary

• #magnitude ⇒ Object readonly

  Returns the value of attribute magnitude.

• #unit ⇒ Object readonly

  Returns the value of attribute unit.

Instance Method Summary

• #==(other_measure) ⇒ Object
• #in(new_unit) ⇒ Object
• #initialize(magnitude, unit) ⇒ Measure constructor

  A new instance of Measure.

Constructor Details

#initialize(magnitude, unit) ⇒ Measure

Returns a new instance of Measure.

# File 'lib/convertable/measure.rb', line 5

def initialize(magnitude, unit)
  @magnitude = magnitude
  @unit = unit
end

Instance Attribute Details

#magnitude ⇒ Object (readonly)

Returns the value of attribute magnitude.

# File 'lib/convertable/measure.rb', line 3

def magnitude
  @magnitude
end

#unit ⇒ Object (readonly)

Returns the value of attribute unit.

# File 'lib/convertable/measure.rb', line 3

def unit
  @unit
end

Instance Method Details

#==(other_measure) ⇒ Object

# File 'lib/convertable/measure.rb', line 17

def ==(other_measure)
  magnitude == other_measure.magnitude && unit == other_measure.unit
end

#in(new_unit) ⇒ Object

# File 'lib/convertable/measure.rb', line 10

def in(new_unit)
  return self if new_unit == unit

  new_magnitude = unit.convert_to(magnitude, new_unit)
  self.class.new(new_magnitude, new_unit)
end