Class: Numeric

Inherits:

Object

• Object
• Numeric

Defined in:

lib/finishing_moves/numeric.rb

Instance Method Summary

• #add_percent(percent) ⇒ Object (also: #markup_by_percent)
• #length ⇒ Object (also: #digits)
• #subtract_percent(percent) ⇒ Object (also: #percentage_off)

Instance Method Details

#add_percent(percent) ⇒ Object Also known as: markup_by_percent

# File 'lib/finishing_moves/numeric.rb', line 12

def add_percent(percent)
  self.to_f + ( self.to_f * ( percent.to_f / 100.0 ) )
end

#length ⇒ Object Also known as: digits

Raises:

• (ArgumentError)

# File 'lib/finishing_moves/numeric.rb', line 2

def length
  raise ArgumentError.new("Cannot get length: \"#{self}\" is not an integer")
end

#subtract_percent(percent) ⇒ Object Also known as: percentage_off

# File 'lib/finishing_moves/numeric.rb', line 7

def subtract_percent(percent)
  self.to_f * ( ( 100.0 - percent.to_f ) / 100.0 )
end