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InternalMethod

Emitted when attempting to access a method marked as internal an unrelated namespace or class, or attempting to access a method marked as psalm-internal to a different namespace.

<?php

namespace A {
    class Foo {
        /**
         * @internal
         */
        public static function barBar(): void {
        }
    }
}
namespace B {
    class Bat {
        public function batBat(): void {
            \A\Foo::barBar();
        }
    }
}