PhpParser\ParserAbstract::checkClassConst PHP Method

    protected function checkClassConst(ClassConst $node, $modifierPos) {
        if ($node->flags & Class_::MODIFIER_STATIC) {
            $this->emitError(new Error(
                "Cannot use 'static' as constant modifier",
                $this->getAttributesAt($modifierPos)));
        }
        if ($node->flags & Class_::MODIFIER_ABSTRACT) {
            $this->emitError(new Error(
                "Cannot use 'abstract' as constant modifier",
                $this->getAttributesAt($modifierPos)));
        }
        if ($node->flags & Class_::MODIFIER_FINAL) {
            $this->emitError(new Error(
                "Cannot use 'final' as constant modifier",
                $this->getAttributesAt($modifierPos)));
        }
    }