`Module#alias_method` should return `self` in ISO standard
MODIFY
src/class.c
src/class.c
@@ -1843,7 +1843,7 @@ mrb_mod_alias(mrb_state *mrb, mrb_value mod)
mrb_get_args(mrb, "nn", &new_name, &old_name);
mrb_alias_method(mrb, c, new_name, old_name);
- return mrb_nil_value();
+ return mod;
}
void

MODIFY
test/t/module.rb
test/t/module.rb
@@ -25,6 +25,17 @@ assert('Module', '15.2.2') do
assert_equal Class, Module.class
end
+assert('Module#alias_method', '15.2.2.4.8') do
+ cls = Class.new do
+ def foo
+ "FOO"
+ end
+ end
+
+ assert_same(cls, cls.alias_method(:bar, :foo))
+ assert_equal("FOO", cls.new.bar)
+end
+
# TODO not implemented ATM assert('Module.constants', '15.2.2.3.1') do
assert('Module#ancestors', '15.2.2.4.9') do

`Module#alias_method` should return `self` in ISO standard