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Make {Queue,SizedQueue}#freeze raise TypeError

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Fixes [Bug #17146]
This commit is contained in:
Jeremy Evans 2023-09-26 15:31:55 -07:00
parent 84312e688f
commit 62181e17da
2 changed files with 26 additions and 0 deletions
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17
thread_sync.c
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@ -1138,6 +1138,21 @@ rb_queue_length(VALUE self)
return LONG2NUM(queue_length(self, queue_ptr(self)));
}
NORETURN(static VALUE rb_queue_freeze(VALUE self));
/*
* call-seq:
* freeze
*
* Raises an exception:
* Queue.new.freeze # Raises TypeError (cannot freeze #<Thread::Queue:0x...>)
*/
static VALUE
rb_queue_freeze(VALUE self)
{
rb_raise(rb_eTypeError, "cannot freeze " "%+"PRIsVALUE, self);
UNREACHABLE_RETURN(self);
}
/*
* Document-method: Thread::Queue#num_waiting
*
@ -1599,6 +1614,7 @@ Init_thread_sync(void)
rb_define_method(rb_cQueue, "clear", rb_queue_clear, 0);
rb_define_method(rb_cQueue, "length", rb_queue_length, 0);
rb_define_method(rb_cQueue, "num_waiting", rb_queue_num_waiting, 0);
rb_define_method(rb_cQueue, "freeze", rb_queue_freeze, 0);
rb_define_alias(rb_cQueue, "enq", "push");
rb_define_alias(rb_cQueue, "<<", "push");
@ -1615,6 +1631,7 @@ Init_thread_sync(void)
rb_define_method(rb_cSizedQueue, "clear", rb_szqueue_clear, 0);
rb_define_method(rb_cSizedQueue, "length", rb_szqueue_length, 0);
rb_define_method(rb_cSizedQueue, "num_waiting", rb_szqueue_num_waiting, 0);
rb_define_method(rb_cSizedQueue, "freeze", rb_queue_freeze, 0);
rb_define_alias(rb_cSizedQueue, "size", "length");
/* CVar */