Class: Set
- Defined in
- lib/kyanite/set.rb
- Subclasses
- OrderedSet
Set Classes and Additions
- Kyanite definitions
- Kyanite tests and examples
- Usage
-
require 'kyanite/set'
Differences between the set classes
- OrderedSet
-
is ordered, it retains the original order, but it will not continually re-sorted -- as long you don't use Dictionary#order_by. Examples: test_ordered_set
- SortedSet
-
is ordered and sorted. It is always in order. Examples: test_sorted_set
Instance Method Summary (collapse)
-
- (Integer) <=>(other)
Comparison operator (by size).
-
- (Object) first
Any element.
-
- (Object) last
Any other element.
-
- (Object) push(elt)
Adds the element to the set.
Instance Method Details
- (Integer) <=>(other)
Comparison operator (by size)
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# File 'lib/kyanite/set.rb', line 34 def <=>(other) self.size <=> other.size end |
- (Object) first
Any element
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# File 'lib/kyanite/set.rb', line 44 def first @hash.each do |key, value| return key end end |
- (Object) last
Any other element
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# File 'lib/kyanite/set.rb', line 52 def last first = nil @hash.each do |key, value| if first.nil? first = key next else return key end #if end #do end |
- (Object) push(elt)
Adds the element to the set.
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# File 'lib/kyanite/set.rb', line 27 def push(elt) self << elt end |