Class: EhbrsRubyUtils::CircularListSpreader::List::ItemPairSpreadness

Inherits:
Object
  • Object
show all
Defined in:
lib/ehbrs_ruby_utils/circular_list_spreader/list/item_pair_spreadness.rb

Instance Method Summary collapse

Instance Method Details

#distance ⇒ Integer 



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# File 'lib/ehbrs_ruby_utils/circular_list_spreader/list/item_pair_spreadness.rb', line 15

def distance
  to_right_distance * to_left_distance
end

#left_path ⇒ Array 



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# File 'lib/ehbrs_ruby_utils/circular_list_spreader/list/item_pair_spreadness.rb', line 20

def left_path
  list.items.fetch(left_index).item.to_circular_list_spreader_path
end

#result ⇒ Integer 



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# File 'lib/ehbrs_ruby_utils/circular_list_spreader/list/item_pair_spreadness.rb', line 40

def result
  similarity * distance
end

#right_path ⇒ Array 



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# File 'lib/ehbrs_ruby_utils/circular_list_spreader/list/item_pair_spreadness.rb', line 25

def right_path
  item_on_index_path(right_index)
end

#to_left_distance ⇒ Integer 



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# File 'lib/ehbrs_ruby_utils/circular_list_spreader/list/item_pair_spreadness.rb', line 30

def to_left_distance
  right_index - left_index
end

#to_right_distance ⇒ Integer 



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# File 'lib/ehbrs_ruby_utils/circular_list_spreader/list/item_pair_spreadness.rb', line 35

def to_right_distance
  list.count - right_index + left_index
end