Bug #2397: cannot call public'ed method via public_method

• Status: Closed
• Assignee: matz (Yukihiro Matsumoto)
• Target version: -

[mame (Yusuke Endoh)]

=begin
遠藤です。

継承先のクラスで public にしたメソッドを public_method で取り出して
呼び出すと undefined private method と言われてしまいます。

class C
def foo; "FOO"; end
private :foo
end
class D < C
public :foo
end
p D.new.public_method(:foo).call
#=> undefined private method foo' for class D' (NameError)

これは呼び出せるのが正解ということでいいでしょうか。

Index: proc.c

--- proc.c (revision 25895)
+++ proc.c (working copy)
@@ -894,6 +894,7 @@
struct METHOD *data;
rb_method_entry_t *me, meb;
rb_method_definition_t *def = 0;

• rb_method_flag_t flag = NOEX_UNDEF;

again:
  me = rb_method_entry(klass, id);

@@ -921,8 +922,11 @@
rb_print_undef(klass, id, 0);
}
def = me->def;

• if (scope && (me->flag & NOEX_MASK) != NOEX_PUBLIC) {
• rb_print_undef(rclass, def->original_id, (int)(me->flag & NOEX_MASK));

• if (flag == NOEX_UNDEF) {
• flag = me->flag;
• if (scope && (flag & NOEX_MASK) != NOEX_PUBLIC) {

•  rb_print_undef(rclass, def->original_id, (int)(flag & NOEX_MASK));
  

• }
  }
  if (def && def->type == VM_METHOD_TYPE_ZSUPER) {
  klass = RCLASS_SUPER(me->klass);

--
Yusuke ENDOH [e-mail]
=end

[ujihisa (Tatsuhiro Ujihisa)]

• Status changed from Open to Assigned
• Assignee set to matz (Yukihiro Matsumoto)

=begin

=end

[mame (Yusuke Endoh)]

• Status changed from Assigned to Closed
• % Done changed from 0 to 100

=begin
This issue was solved with changeset r26256.
Yusuke, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.

=end