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prelude: |
class Range
unless method_defined?(:overlap?)
def overlap?(other)
other.begin == self.begin || cover?(other.begin) || other.cover?(self.begin)
end
end
end
benchmark:
- (2..3).overlap?(1..1)
- (2..3).overlap?(2..4)
- (2..3).overlap?(4..5)
- (2..3).overlap?(2..1)
- (2..3).overlap?(0..1)
- (2..3).overlap?(...1)
- (2...3).overlap?(..2)
- (2...3).overlap?(3...)
- (2..3).overlap?('a'..'d')
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