Check if a Range includes another Range.
Methods
Public Instance methods
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
[ show source ]
# File activesupport/lib/active_support/core_ext/range/include_range.rb, line 18
18: def include_with_range?(value)
19: if value.is_a?(::Range)
20: operator = exclude_end? ? :< : :<=
21: end_value = value.exclude_end? ? last.succ : last
22: include?(value.first) && (value.last <=> end_value).send(operator, 0)
23: else
24: include_without_range?(value)
25: end
26: end