Req #80367 [Opn->Wfx]: Show false instead bool in exceptions

Edit report at https://bugs.php.net/bug.php?id=80367&edit=1 ID: 80367 Updated by: cmb@php.net Reported by: michael dot vorisek at email dot cz Summary: Show false instead bool in exceptions -Status: Open +Status: Wont fix Type: Feature/Change Request Package: Scripting Engine problem PHP Version: 7.4.12 -Assigned To: +Assigned To: cmb Block user comment: N Private report: N New Comment: false is not a standalone type[1] (and more like a pseudo-type). I don't think it makes sense to report it as such. If you strongly feel about this, please bring that up on the internals mailing list. [1] <https://www.php.net/manual/en/language.types.declarations.php#language.types.declarations.union.false> Previous Comments: ------------------------------------------------------------------------ [2020-11-13 23:10:31] michael dot vorisek at email dot cz Description: ------------ see https://3v4l.org/ko1WZ false is often an error return type of some previous action and showing explicitly "false" instead of "bool" improves the explanation value of the php output. Test script: --------------- <?php declare(strict_types=1); function x(string $a) {} x(false); Expected result: ---------------- Fatal error: Uncaught TypeError: x(): Argument #1 ($a) must be of type string, false given Actual result: -------------- Fatal error: Uncaught TypeError: x(): Argument #1 ($a) must be of type string, bool given ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=80367&edit=1