singleton_methods(...)
public
Returns an array of the names of singleton methods for obj. If the optional
all parameter is true, the list will include methods in modules included in
obj.
module Other
def three() end
end
class Single
def Single.four() end
end
a = Single.new
def a.one()
end
class << a
include Other
def two()
end
end
Single.singleton_methods
a.singleton_methods(false)
a.singleton_methods
Show source
/*
* call-seq:
* obj.singleton_methods(all=true) => array
*
* Returns an array of the names of singleton methods for <i>obj</i>.
* If the optional <i>all</i> parameter is true, the list will include
* methods in modules included in <i>obj</i>.
*
* module Other
* def three() end
* end
*
* class Single
* def Single.four() end
* end
*
* a = Single.new
*
* def a.one()
* end
*
* class << a
* include Other
* def two()
* end
* end
*
* Single.singleton_methods
* a.singleton_methods(false)
* a.singleton_methods
*/
VALUE
rb_obj_singleton_methods(argc, argv, obj)
int argc;
VALUE *argv;
VALUE obj;
{
VALUE recur, ary, klass;
st_table *list;
rb_scan_args(argc, argv, "01", &recur);
if (argc == 0) {
recur = Qtrue;
}
klass = CLASS_OF(obj);
list = st_init_numtable();
if (klass && FL_TEST(klass, FL_SINGLETON)) {
st_foreach(RCLASS(klass)->m_tbl, method_entry, (st_data_t)list);
klass = RCLASS(klass)->super;
}
if (RTEST(recur)) {
while (klass && (FL_TEST(klass, FL_SINGLETON) || TYPE(klass) == T_ICLASS)) {
st_foreach(RCLASS(klass)->m_tbl, method_entry, (st_data_t)list);
klass = RCLASS(klass)->super;
}
}
ary = rb_ary_new();
st_foreach(list, ins_methods_i, ary);
st_free_table(list);
return ary;
}