lib/train/tax/calculator.rb in train-tax-calculator-2.3.0 vs lib/train/tax/calculator.rb in train-tax-calculator-2.3.1

@@ -8,9 +8,11 @@
 module Train
   module Tax
     module Calculator
 
       def self.call(basic_salary)
+        return 0.00 if basic_salary <= 0
+
         hash = Hash.new
 
         hash[:sss]              = Sss.compute_employee_share(basic_salary)
         hash[:pagibig]          = Pagibig.compute(basic_salary)
         hash[:philhealth]       = Philhealth.compute(basic_salary)