Queue :: struct(Value_Type : Type) {
    count: s64;

	values: [..] Value_Type;
}

enqueue :: (queue: *Queue, value: queue.Value_Type) {
	array_add(*queue.values, value);
    queue.count = queue.values.count;
}

dequeue :: (queue: *Queue) -> queue.Value_Type {
    val : queue.Value_Type;
	if queue.values.count > 0 {
        val = queue.values[0];
        if queue.values.count > 1 {
            memcpy(*queue.values.data[0], *queue.values.data[1], (queue.values.count - 1) * size_of(queue.Value_Type));
        }

		queue.values.count -= 1;
        queue.count = queue.values.count;
	}

	return val;
}

is_queue_empty :: (queue: Queue) -> bool {
	return queue.count == 0;
}

for_expansion :: (queue: *Queue, body: Code, flags: For_Flags) #expand {
    for `it_index: 0..queue.count-1 {  
        #if flags & .POINTER {
            `it := *queue.values[it_index];
        } else {
            `it := queue.values[it_index];
        }
        #insert body;
    }
}