Class: Renalware::BMI

Inherits:
Object
  • Object
show all
Defined in:
app/values/renalware/bmi.rb

Overview

Value object representing Body Mass Index. Accepts only meters and kg

Example usage:

bmi = Renalware::BMI.new(height: 1.80, weight: 180)
bmi.to_f # => 55.6
bmi.to_s # => "55.6"

Instance Method Summary collapse

Instance Method Details

#to_f ⇒ Object 



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# File 'app/values/renalware/bmi.rb', line 17

def to_f
  return unless weight && height && height > 0

  ((weight / height) / height).round(1)
end