ImpureVariable

docs/running_psalm/issues/ImpureVariable.md

6.16.1254 B

Emitted when referencing an impure or possibly-impure variable from a pure context.

php

<?php

class A {
    public int $a = 5;

    /**
     * @psalm-pure
     */
    public function foo() : self {
        return $this;
    }
}