diff options
-rw-r--r-- | class.c | 3 | ||||
-rw-r--r-- | test/ruby/test_keyword.rb | 12 |
2 files changed, 15 insertions, 0 deletions
@@ -1841,6 +1841,9 @@ rb_extract_keywords(VALUE *orighash) } st_foreach(rb_hash_tbl_raw(hash), separate_symbol, (st_data_t)&parthash); *orighash = parthash[1]; + if (parthash[1] && RBASIC_CLASS(hash) != rb_cHash) { + RBASIC_SET_CLASS(parthash[1], RBASIC_CLASS(hash)); + } return parthash[0]; } diff --git a/test/ruby/test_keyword.rb b/test/ruby/test_keyword.rb index ad0bf63492..f10412e6cd 100644 --- a/test/ruby/test_keyword.rb +++ b/test/ruby/test_keyword.rb @@ -629,4 +629,16 @@ class TestKeywordArguments < Test::Unit::TestCase klass.new(d: 4) end end + + def test_non_keyword_hash_subclass + bug12884 = '[ruby-core:77813] [Bug #12884]' + klass = EnvUtil.labeled_class("Child", Hash) + obj = Object.new + def obj.t(params = klass.new, d: nil); params; end + x = klass.new + x["foo"] = "bar" + result = obj.t(x) + assert_equal(x, result) + assert_kind_of(klass, result, bug12884) + end end |