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To: Rowan Collins <rowan.collins@gmail.com>
Cc: internals <internals@lists.php.net>
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Subject: Re: [PHP-DEV] [RFC] Throwable Interface
From: levim@php.net (Levi Morrison)

>> some non-fatals were converted (TypeException)
>
>
> There was no equivalent to TypeException in previous versions of PHP, so in
> what sense has it been "converted"? Maybe I'm being thick and there's a
> situation that has been, but the only type-related error I know of was
> type-hinting classes, which were fatal.

When an argument was provided that did not fulfill the parameter's
type requirement an E_RECOVERABLE was emitted. This meant that the
error handler was triggered. Now it will not be triggered, nor will it
get caught by `catch (Exception)`.