Class: TTFunk::Max

Inherits:
Aggregate show all
Defined in:
lib/ttfunk/max.rb

Overview

Maximum aggregate. Its value can only become greater.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(init_value = nil) ⇒ Max

Returns a new instance of Max.

Parameters:

  • init_value (Comparable) (defaults to: nil) —

    initial value

Source Code
lib/ttfunk/max.rb, line 12
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def initialize(init_value = nil)

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  super()

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  @value = init_value

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end

Instance Attribute Details

#value ⇒ Comparable? (readonly)

Value

Returns:

  • (Comparable, nil)
Source Code
lib/ttfunk/max.rb, line 9
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def value

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  @value

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end

Instance Method Details

#<<(new_value) ⇒ void

This method returns an undefined value.

Push a value. It will become the new value if it’s greater than the current value (or if there was no value).

Parameters:

  • new_value (Comparable)
Source Code
lib/ttfunk/max.rb, line 22
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def <<(new_value)

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  new_value = coerce(new_value)

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  if value.nil? || new_value > value

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    @value = new_value

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  end

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end







    
      

  

  
    #value_or(default)  ⇒ any 
  

  

  


  

    
Get the stored value or default.



  





  

Parameters:


    
  
    
  • 
      
        default
      
      
        (any)
      
      
      
    
    • 
  




Returns:


    
  
    
  • 
      
      
        (any)
      
      
      
    
    • 
  







  Source Code
  
lib/ttfunk/max.rb, line 34

  
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def value_or(default)

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  return default if value.nil?

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  value

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end