Class: Precision::Calculator

Inherits:
Object
  • Object
show all
Defined in:
lib/precision/calculator.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(decimal) ⇒ Calculator

Returns a new instance of Calculator.



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# File 'lib/precision/calculator.rb', line 5

def initialize(decimal)
  @decimal = BigDecimal(String(decimal))
end

Instance Attribute Details

#decimal ⇒ Object

Returns the value of attribute decimal.



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# File 'lib/precision/calculator.rb', line 3

def decimal
  @decimal
end

Instance Method Details

#calculate ⇒ Object Also known as: to_i 



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# File 'lib/precision/calculator.rb', line 9

def calculate
  return 0 if significant_digits == "0"
  [(significant_digits.length - exponent), 0].max
end