[ruby/set] Resurrect support for Ruby 2.x

In Ruby 2.x, initialize_copy does not take a freeze option.

https://github.com/ruby/set/commit/3da6c309df
This commit is contained in:
Akinori MUSHA 2020-09-20 23:23:13 +09:00 коммит произвёл Hiroshi SHIBATA
Родитель 0adc426ca5
Коммит 46fc8d78a5
2 изменённых файлов: 13 добавлений и 5 удалений

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@ -136,10 +136,18 @@ class Set
@hash = orig.instance_variable_get(:@hash).dup @hash = orig.instance_variable_get(:@hash).dup
end end
# Clone internal hash. if Kernel.instance_method(:initialize_clone).arity != 1
def initialize_clone(orig, freeze: nil) # Clone internal hash.
super def initialize_clone(orig, **options)
@hash = orig.instance_variable_get(:@hash).clone(freeze: freeze) super
@hash = orig.instance_variable_get(:@hash).clone(**options)
end
else
# Clone internal hash.
def initialize_clone(orig)
super
@hash = orig.instance_variable_get(:@hash).clone
end
end end
def freeze # :nodoc: def freeze # :nodoc:

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@ -739,7 +739,7 @@ class TC_Set < Test::Unit::TestCase
set2.add 5 set2.add 5
assert_equal Set[1,2,3,5], set2 assert_equal Set[1,2,3,5], set2
assert_equal Set[1,2,3], set1 assert_equal Set[1,2,3], set1
end end if Kernel.instance_method(:initialize_clone).arity != 1
def test_inspect def test_inspect
set1 = Set[1, 2] set1 = Set[1, 2]