1berry/ruby
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Fix method caching bug when including/prepend module A that prepends module B

Browse Source 
Fix by always adding the generated iclass to the subclasses list,
otherwise the method cache for the iclass is not cleared when
the method in the module is overwritten.

Fixes [Bug #20716]
This commit is contained in:
Jeremy Evans 2024-09-09 20:48:32 -07:00
parent 167fba52f0
commit 6118e8a473
Notes: git 2024-09-19 14:34:20 +00:00 
Merged: https://github.com/ruby/ruby/pull/11582
2 changed files with 32 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
class.c
View File

@ -1336,7 +1336,6 @@ do_include_modules_at(const VALUE klass, VALUE c, VALUE module, int search_super
iclass = rb_include_class_new(module, super_class);
c = RCLASS_SET_SUPER(c, iclass);
RCLASS_SET_INCLUDER(iclass, klass);
add_subclass = TRUE;
if (module != RCLASS_ORIGIN(module)) {
if (!origin_stack) origin_stack = rb_ary_hidden_new(2);
VALUE origin[2] = {iclass, RCLASS_ORIGIN(module)};
@ -1347,14 +1346,11 @@ do_include_modules_at(const VALUE klass, VALUE c, VALUE module, int search_super
RCLASS_SET_ORIGIN(RARRAY_AREF(origin_stack, (origin_len -= 2)), iclass);
RICLASS_SET_ORIGIN_SHARED_MTBL(iclass);
rb_ary_resize(origin_stack, origin_len);
add_subclass = FALSE;
}
if (add_subclass) {
VALUE m = module;
if (BUILTIN_TYPE(m) == T_ICLASS) m = METACLASS_OF(m);
rb_module_add_to_subclasses_list(m, iclass);
}
VALUE m = module;
if (BUILTIN_TYPE(m) == T_ICLASS) m = METACLASS_OF(m);
rb_module_add_to_subclasses_list(m, iclass);
if (BUILTIN_TYPE(klass) == T_MODULE && FL_TEST(klass, RMODULE_IS_REFINEMENT)) {
VALUE refined_class =

29
test/ruby/test_super.rb
View File

@ -633,6 +633,35 @@ class TestSuper < Test::Unit::TestCase
}
end
def test_super_with_included_prepended_module_method_caching_bug_20716
a = Module.new do
def test(*args)
super
end
end
b = Module.new do
def test(a)
a
end
end
c = Class.new
b.prepend(a)
c.include(b)
assert_equal(1, c.new.test(1))
b.class_eval do
def test
:test
end
end
assert_equal(:test, c.new.test)
end
class TestFor_super_with_modified_rest_parameter_base
def foo *args
args