php-stan "passes" on internal error

[ghost]

% pre-commit run --all-files php-stan
<a bunch of errors appear here>
% echo 'not a valid config file' >phpstan.neon
% pre-commit run --all-files php-stan
PHPStan..................................................................Passed
% pre-commit run --all-files --verbose php-stan
PHPStan..................................................................Passed
- hook id: php-stan
- duration: 0.76s

Begin PHPStan
Running command  vendor/bin/phpstan analyse ….php
────────────────────────────────────────────────────────────────────────────────
Note: Using configuration file …/phpstan.neon.

No rules detected

You have the following choices:

* while running the analyse option, use the --level option to adjust your rule level - the higher the stricter

* create your own custom ruleset by selecting which rules you want to check by copying the service definitions from the built
-in config level files in phar:///…/vendor/phpstan/phpstan/phpstan.phar/conf.
  * in this case, don't forget to define parameter customRulesetUsed in your config file.

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