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Cannot define from defined Data class again

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This commit is contained in:
Nobuyoshi Nakada 2022-10-03 23:28:01 +09:00
parent c198cf4329
commit cbd82f5250
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GPG Key ID: 7CD2805BFA3770C6
2 changed files with 8 additions and 4 deletions
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10
struct.c
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@ -384,10 +384,12 @@ setup_data(VALUE subclass, VALUE members)
members = struct_set_members(subclass, members);
rb_define_alloc_func(subclass, struct_alloc);
rb_define_singleton_method(subclass, "new", rb_data_s_new, -1);
rb_define_singleton_method(subclass, "[]", rb_data_s_new, -1);
rb_define_singleton_method(subclass, "members", rb_struct_s_members_m, 0);
rb_define_singleton_method(subclass, "inspect", rb_struct_s_inspect, 0); // FIXME: just a separate method?..
VALUE sclass = rb_singleton_class(subclass);
rb_undef_method(sclass, "define");
rb_define_method(sclass, "new", rb_data_s_new, -1);
rb_define_method(sclass, "[]", rb_data_s_new, -1);
rb_define_method(sclass, "members", rb_struct_s_members_m, 0);
rb_define_method(sclass, "inspect", rb_struct_s_inspect, 0); // FIXME: just a separate method?..
len = RARRAY_LEN(members);
for (i=0; i< len; i++) {

2
test/ruby/test_data.rb
View File

@ -14,6 +14,8 @@ class TestData < Test::Unit::TestCase
# Because some code is shared with Struct, check we don't share unnecessary functionality
assert_raise(TypeError) { Data.define(:foo, keyword_init: true) }
assert_not_respond_to(Data.define, :define, "Cannot define from defined Data class")
end
def test_define_edge_cases