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require 'active_support/core_ext/module/aliasing'
class Range
# Extends the default Range#include? to support range comparisons.
# (1..5).include?(1..5) # => true
# (1..5).include?(2..3) # => true
# (1..5).include?(2..6) # => false
#
# The native Range#include? behavior is untouched.
# ('a'..'f').include?('c') # => true
# (5..9).include?(11) # => false
def include_with_range?(value)
if value.is_a?(::Range)
# 1...10 includes 1..9 but it does not include 1..10.
operator = exclude_end? && !value.exclude_end? ? :< : :<=
include_without_range?(value.first) && value.last.send(operator, last)
else
include_without_range?(value)
end
end
alias_method_chain :include?, :range
end
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