Class: Xenum::MergeSort::Candidate

Inherits:

Object

• Object
• Xenum::MergeSort::Candidate

Defined in:

lib/xenum/merge_sort.rb

Instance Attribute Summary

• #value ⇒ Object

  Returns the value of attribute value.

Instance Method Summary

• #<=>(another) ⇒ Object
• #fetch ⇒ Object
• #initialize(enum) ⇒ Candidate constructor

  A new instance of Candidate.

Constructor Details

#initialize(enum) ⇒ Candidate

Returns a new instance of Candidate.

# File 'lib/xenum/merge_sort.rb', line 105

def initialize(enum)
  @enum = Enumerator === enum ? enum : enum.to_enum
  fetch
end

Instance Attribute Details

#value ⇒ Object

Returns the value of attribute value.

# File 'lib/xenum/merge_sort.rb', line 103

def value
  @value
end

Instance Method Details

#<=>(another) ⇒ Object

# File 'lib/xenum/merge_sort.rb', line 110

def <=>(another)
  value <=> another.value
end

#fetch ⇒ Object

# File 'lib/xenum/merge_sort.rb', line 114

def fetch
  @value = @enum.next
rescue StopIteration
  @value = NULL
end