Class: RubyOnAcid::SkipFactory

Inherits:
Factory
  • Object
show all
Defined in:
lib/rubyonacid/factories/skip.rb

Overview

Returns the minimum or the maximum at random (influenced by the given odds).

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Factory

#boolean, #choose, #get, #within

Constructor Details

#initialize(odds = 0.1) ⇒ SkipFactory

Returns a new instance of SkipFactory.



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# File 'lib/rubyonacid/factories/skip.rb', line 11

def initialize(odds = 0.1)
  super
  @odds = odds
end

Instance Attribute Details

#odds ⇒ Object

The percentage odds that the factory will return 0 instead of 1.



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# File 'lib/rubyonacid/factories/skip.rb', line 9

def odds
  @odds
end

Instance Method Details

#get_unit(key) ⇒ Object

If a random number between 0 and 1 is less than the assigned odds value, will return 0 (a “skip”). Otherwise returns 1.



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# File 'lib/rubyonacid/factories/skip.rb', line 18

def get_unit(key)
  rand < @odds ? 0.0 : 1.0
end