There was one RFC (Request for Comments) for a new capability of the PHP language itself that closed voting just recently, and it’s called never. PHP 8.1 is planned for the end of the year, and in addition to Fibers, the new never keyword will allow you to mark a function as “never” returning.
when they loop forever): Well, if you’re using a function that only throws an exception for pure convenience or it stops the script execution, you can use never once PHP 8.1 lands in your server.
If you use static analysis code tools, you may catch an error if you pass through a function that never returns and expect normal execution, as it will be easier to catch and fix it.
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