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Kernel#clone and Kernel#dup no longer raise TypeError; fix #4974

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In ISO, those methods should raise `TypeError`, but the spec has been
changed.  The change was discussed in [Feature#12979].
This commit is contained in:
Yukihiro "Matz" Matsumoto
2020-04-21 13:14:10 +09:00
parent c91c9e2429
commit c181d89c9d
2 changed files with 2 additions and 13 deletions
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src/kernel.c
+2 -2
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@@ -325,7 +325,7 @@ mrb_obj_clone(mrb_state *mrb, mrb_value self)
mrb_value clone;
if (mrb_immediate_p(self)) {
mrb_raisef(mrb, E_TYPE_ERROR, "can't clone %v", self);
return self;
}
if (mrb_sclass_p(self)) {
mrb_raise(mrb, E_TYPE_ERROR, "can't clone singleton class");
@@ -366,7 +366,7 @@ mrb_obj_dup(mrb_state *mrb, mrb_value obj)
mrb_value dup;
if (mrb_immediate_p(obj)) {
mrb_raisef(mrb, E_TYPE_ERROR, "can't dup %v", obj);
return obj;
}
if (mrb_sclass_p(obj)) {
mrb_raise(mrb, E_TYPE_ERROR, "can't dup singleton class");