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psalm/docs/running_psalm/issues/MutableDependency.md
2020-11-28 09:03:03 -05:00

336 B

MutableDependency

Emitted when an immutable class inherits from a class or trait not marked @psalm-immutable

<?php

class MutableParent {
    public int $i = 0;

    public function increment() : void {
        $this->i++;
    }
}

/**
 * @psalm-immutable
 */
final class NotReallyImmutableClass extends MutableParent {}