Method CheckAllocationAllowed

src/script/squirrel.cpp:56–68

* Checks whether an allocation is allowed by the memory limit set for the script. * @param requested_size The requested size that was requested to be allocated. * @throws Script_FatalError When memory may not be allocated (limit reached, except for error handling). */

	 * @throws Script_FatalError When memory may not be allocated (limit reached, except for error handling).
	 */
	void CheckAllocationAllowed(size_t requested_size)
	{
		/* When an error has been thrown, we are allocating just a bit of memory for the stack trace. */
		if (this->error_thrown) return;

		if (this->allocated_size + requested_size <= this->allocation_limit) return;

		/* Do not allow allocating more than the allocation limit. */
		this->error_thrown = true;
		std::string msg = fmt::format("Maximum memory allocation exceeded by {} bytes when allocating {} bytes",
			this->allocated_size + requested_size - this->allocation_limit, requested_size);
		throw Script_FatalError(msg);
	}

	/**
	 * Internal helper to allocate the given amount of bytes.