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Handle case where ruby2_keywords method splats to ruby2_keywords method

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Previously, the keyword hash was duped (which results in a regular
hash), but the dup was not marked as a keyword hash, causing the
hash not to be marked as keyword hash even though it should be.
This commit is contained in:
Jeremy Evans 2019-10-24 12:36:49 -07:00
parent 5040eea959
commit fb15e79403
Notes: git 2019-10-25 09:26:04 +09:00 
Merged: https://github.com/ruby/ruby/pull/2609
2 changed files with 29 additions and 0 deletions
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26
test/ruby/test_keyword.rb
View file

@ -2649,6 +2649,14 @@ class TestKeywordArguments < Test::Unit::TestCase
baz(*args)
end
ruby2_keywords def foo_foo_bar(meth, *args)
foo_bar(meth, *args)
end
ruby2_keywords def foo_foo_baz(meth, *args)
foo_baz(meth, *args)
end
ruby2_keywords def foo_mod(meth, *args)
args << 1
send(meth, *args)
@ -2761,6 +2769,12 @@ class TestKeywordArguments < Test::Unit::TestCase
assert_equal([1, h1], o.store_foo(:baz, 1, :a=>1))
assert_equal([[1], h1], o.foo_bar(1, :a=>1))
assert_equal([1, h1], o.foo_baz(1, :a=>1))
assert_equal([[1], h1], o.foo(:foo, :bar, 1, :a=>1))
assert_equal([1, h1], o.foo(:foo, :baz, 1, :a=>1))
assert_equal([[1], h1], o.foo(:foo_bar, 1, :a=>1))
assert_equal([1, h1], o.foo(:foo_baz, 1, :a=>1))
assert_equal([[1], h1], o.foo_foo_bar(1, :a=>1))
assert_equal([1, h1], o.foo_foo_baz(1, :a=>1))
assert_equal([[1], h1], o.foo(:bar, 1, **h1))
assert_equal([1, h1], o.foo(:baz, 1, **h1))
@ -2770,6 +2784,12 @@ class TestKeywordArguments < Test::Unit::TestCase
assert_equal([1, h1], o.store_foo(:baz, 1, **h1))
assert_equal([[1], h1], o.foo_bar(1, **h1))
assert_equal([1, h1], o.foo_baz(1, **h1))
assert_equal([[1], h1], o.foo(:foo, :bar, 1, **h1))
assert_equal([1, h1], o.foo(:foo, :baz, 1, **h1))
assert_equal([[1], h1], o.foo(:foo_bar, 1, **h1))
assert_equal([1, h1], o.foo(:foo_baz, 1, **h1))
assert_equal([[1], h1], o.foo_foo_bar(1, **h1))
assert_equal([1, h1], o.foo_foo_baz(1, **h1))
assert_equal([[h1], {}], o.foo(:bar, h1, **{}))
assert_equal([h1], o.foo(:baz, h1, **{}))
@ -2779,6 +2799,12 @@ class TestKeywordArguments < Test::Unit::TestCase
assert_equal([h1], o.store_foo(:baz, h1, **{}))
assert_equal([[h1], {}], o.foo_bar(h1, **{}))
assert_equal([h1], o.foo_baz(h1, **{}))
assert_equal([[h1], {}], o.foo(:foo, :bar, h1, **{}))
assert_equal([h1], o.foo(:foo, :baz, h1, **{}))
assert_equal([[h1], {}], o.foo(:foo_bar, h1, **{}))
assert_equal([h1], o.foo(:foo_baz, h1, **{}))
assert_equal([[h1], {}], o.foo_foo_bar(h1, **{}))
assert_equal([h1], o.foo_foo_baz(h1, **{}))
assert_warn(/The last argument is used as the keyword parameter.* for `bar'/m) do
assert_equal([[1], h1], o.foo(:bar, 1, h1))

3
vm_args.c
View file

@ -740,6 +740,9 @@ setup_parameters_complex(rb_execution_context_t * const ec, const rb_iseq_t * co
rest_last = rb_hash_dup(rest_last);
RARRAY_ASET(args->rest, len - 1, rest_last);
kw_flag |= VM_CALL_KW_SPLAT;
if (iseq->body->param.flags.ruby2_keywords) {
remove_empty_keyword_hash = 0;
}
}
else {
rest_last = 0;