get() = withValidityAssertion { descriptor.isSuspend }

    override val isOperator: Boolean
        get() = withValidityAssertion {
            if (descriptor.isDynamic()) {
                // For consistency with the K2 implementation, see `FirDynamicMembersStorage`
                return@withValidityAssertion true
            }
            descriptor.isOperator
        }

    override val isExternal: Boolean

            .orEmpty()
    }

    override val isSuspend: Boolean
        get() = withValidityAssertion { psi.hasModifier(KtTokens.SUSPEND_KEYWORD) }

    override val isOperator: Boolean
        get() = withValidityAssertion { psi.hasModifier(KtTokens.OPERATOR_KEYWORD) }

    override val isExternal: Boolean
        get() = withValidityAssertion { psi.hasModifier(KtTokens.EXTERNAL_KEYWORD) }