Declare Connection::fetch methods as impure #708
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VincentLanglet force-pushed the fetchImpure branch from 4576c7b to f66c965 Compare 
VincentLanglet force-pushed the fetchImpure branch from f66c965 to 71b1cb5 Compare Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
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Similar to #685
This would avoid issue like this one phpstan/phpstan-phpunit#232 (comment)
(cc @greg0ire)
Another solution could be to merge phpstan/phpstan-src#4422 and use the new tag on the whole class.