Remove default Kernel#method_missing.
Internal method_missing works without problems.
MODIFY
src/kernel.c
src/kernel.c
@@ -969,6 +969,7 @@ mrb_method_missing(mrb_state *mrb, mrb_sym name, mrb_value self, mrb_value args)
* r.xxiii #=> 23
* r.mm #=> 2000
*/
+#ifndef MRB_DEFAULT_METHOD_MISSING
static mrb_value
mrb_obj_missing(mrb_state *mrb, mrb_value mod)
{
@@ -981,6 +982,7 @@ mrb_obj_missing(mrb_state *mrb, mrb_value mod)
/* not reached */
return mrb_nil_value();
}
+#endif
static inline mrb_bool
basic_obj_respond_to(mrb_state *mrb, mrb_value obj, mrb_sym id, int pub)
@@ -1214,7 +1216,9 @@ mrb_init_kernel(mrb_state *mrb)
mrb_define_method(mrb, krn, "iterator?", mrb_f_block_given_p_m, MRB_ARGS_NONE()); /* 15.3.1.3.25 */
mrb_define_method(mrb, krn, "kind_of?", mrb_obj_is_kind_of_m, MRB_ARGS_REQ(1)); /* 15.3.1.3.26 */
mrb_define_method(mrb, krn, "local_variables", mrb_local_variables, MRB_ARGS_NONE()); /* 15.3.1.3.28 */
+#ifndef MRB_DEFAULT_METHOD_MISSING
mrb_define_method(mrb, krn, "method_missing", mrb_obj_missing, MRB_ARGS_ANY()); /* 15.3.1.3.30 */
+#endif
mrb_define_method(mrb, krn, "methods", mrb_obj_methods_m, MRB_ARGS_OPT(1)); /* 15.3.1.3.31 */
mrb_define_method(mrb, krn, "nil?", mrb_false, MRB_ARGS_NONE()); /* 15.3.1.3.32 */
mrb_define_method(mrb, krn, "object_id", mrb_obj_id_m, MRB_ARGS_NONE()); /* 15.3.1.3.33 */

MODIFY
test/t/nomethoderror.rb
test/t/nomethoderror.rb
@@ -21,37 +21,6 @@ assert('NoMethodError#args', '15.2.32.2.1') do
end
end
-assert('Can still raise when Kernel#method_missing is removed') do
- assert_raise(NoMethodError) do
- begin
- Kernel.alias_method(:old_method_missing, :method_missing)
- Kernel.remove_method(:method_missing)
- 1.__send__(:foo)
- ensure
- Kernel.alias_method(:method_missing, :old_method_missing)
- Kernel.remove_method(:old_method_missing)
- end
- end
-end
-
-assert('Can still call super when Kernel#method_missing is removed') do
- assert_raise(NoMethodError) do
- class A
- def foo
- super
- end
- end
- begin
- Kernel.alias_method(:old_method_missing, :method_missing)
- Kernel.remove_method(:method_missing)
- A.new.foo
- ensure
- Kernel.alias_method(:method_missing, :old_method_missing)
- Kernel.remove_method(:old_method_missing)
- end
- end
-end
-
assert("NoMethodError#new does not return an exception") do
begin
class << NoMethodError

Remove default Kernel#method_missing.

Internal method_missing works without problems.