Module: NumericHelper

Included in:
Numeric
Defined in:
lib/rubyhelper/numerichelper.rb

Instance Method Summary collapse

Instance Method Details

#max(maximum_value) ⇒ Object

Errors ArgumentError : if the passed value is not an integer Returns value: (Numeric) self if self <= max else max

Raises:

  • (ArgumentError) 


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# File 'lib/rubyhelper/numerichelper.rb', line 27

def max(maximum_value)
  raise ArgumentError unless maximum_value.is_a? Numeric
  return self <= maximum_value ? self : maximum_value
end

#max!(maximum_value) ⇒ Object 



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# File 'lib/rubyhelper/numerichelper.rb', line 31

def max!(maximum_value)
  return self.replace(self.min(maximum_value))
end

#min(minimum_value) ⇒ Object

Errors ArgumentError : if the passed value is not an integer Returns value: (Numeric) self if self >= min else min

Raises:

  • (ArgumentError) 


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# File 'lib/rubyhelper/numerichelper.rb', line 15

def min(minimum_value)
  raise ArgumentError unless minimum_value.is_a? Numeric
  return self >= minimum_value ? self : minimum_value
end

#min!(minimum_value) ⇒ Object 



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# File 'lib/rubyhelper/numerichelper.rb', line 19

def min!(minimum_value)
  return self.replace(self.min(minimum_value))
end

#sign ⇒ Object

get - or + function of the sign of the integer



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# File 'lib/rubyhelper/numerichelper.rb', line 7

def sign
  return (self < 0) ? ("-") : ("+")
end