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add Module#ancestors 15.2.2.4.9

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This commit is contained in:
Yukihiro Matsumoto
2012-07-17 01:33:40 +09:00
parent 5495ee96ae
commit 526dd09b7a
2 changed files with 30 additions and 5 deletions
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src/class.c
+21
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@@ -720,6 +720,26 @@ mrb_mod_include(mrb_state *mrb, mrb_value klass)
return klass;
}
static mrb_value
mrb_mod_ancestors(mrb_state *mrb, mrb_value self)
{
mrb_value result;
struct RClass *c = mrb_class_ptr(self);
result = mrb_ary_new(mrb);
while (c) {
if (c->tt == MRB_TT_ICLASS) {
mrb_ary_push(mrb, result, mrb_obj_value(c->c));
}
else {
mrb_ary_push(mrb, result, mrb_obj_value(c));
}
c = c->super;
}
return result;
}
static mrb_value
mrb_mod_included_modules(mrb_state *mrb, mrb_value self)
{
@@ -1400,6 +1420,7 @@ mrb_init_class(mrb_state *mrb)
mrb_define_method(mrb, mod, "to_s", mrb_mod_to_s, ARGS_NONE());
mrb_define_method(mrb, mod, "alias_method", mrb_mod_alias, ARGS_ANY()); /* 15.2.2.4.8 */
mrb_define_method(mrb, mod, "ancestors", mrb_mod_ancestors, ARGS_NONE()); /* 15.2.2.4.9 */
mrb_define_method(mrb, mod, "undef_method", mrb_mod_undef, ARGS_ANY()); /* 15.2.2.4.41 */
mrb_define_method(mrb, mod, "const_defined?", mrb_mod_const_defined, ARGS_REQ(1)); /* 15.2.2.4.20 */
mrb_define_method(mrb, mod, "const_get", mrb_mod_const_get, ARGS_REQ(1)); /* 15.2.2.4.21 */