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Versions: 35
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Stored size: 1.9 KB
Contents
# frozen_string_literal: true
module ActiveSupport
module CompareWithRange #:nodoc:
# Extends the default Range#=== to support range comparisons.
# (1..5) === (1..5) # => true
# (1..5) === (2..3) # => true
# (1..5) === (2..6) # => false
#
# The native Range#=== behavior is untouched.
# ('a'..'f') === ('c') # => true
# (5..9) === (11) # => false
def ===(value)
if value.is_a?(::Range)
# 1...10 includes 1..9 but it does not include 1..10.
operator = exclude_end? && !value.exclude_end? ? :< : :<=
super(value.first) && value.last.send(operator, last)
else
super
end
end
# 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?(value)
if value.is_a?(::Range)
# 1...10 includes 1..9 but it does not include 1..10.
operator = exclude_end? && !value.exclude_end? ? :< : :<=
super(value.first) && value.last.send(operator, last)
else
super
end
end
# Extends the default Range#cover? to support range comparisons.
# (1..5).cover?(1..5) # => true
# (1..5).cover?(2..3) # => true
# (1..5).cover?(2..6) # => false
#
# The native Range#cover? behavior is untouched.
# ('a'..'f').cover?('c') # => true
# (5..9).cover?(11) # => false
def cover?(value)
if value.is_a?(::Range)
# 1...10 covers 1..9 but it does not cover 1..10.
operator = exclude_end? && !value.exclude_end? ? :< : :<=
super(value.first) && value.last.send(operator, last)
else
super
end
end
end
end
Range.prepend(ActiveSupport::CompareWithRange)
Version data entries
35 entries across 35 versions & 5 rubygems