Check if Ranges overlap.

Methods
O
Instance Public methods
overlaps?(other)

Compare two ranges and see if they overlap eachother

(1..5).overlaps?(4..6) # => true
(1..5).overlaps?(7..9) # => false
# File activesupport/lib/active_support/core_ext/range/overlaps.rb, line 9
def overlaps?(other)
  include?(other.first) || other.include?(first)
end