firDiagnostic as KtPsiDiagnostic,
            token,
        )
    }
    add(FirErrors.EXPRESSION_EXPECTED) { firDiagnostic ->
        ExpressionExpectedImpl(
            firDiagnostic as KtPsiDiagnostic,
            token,
        )
    }
    add(FirErrors.ASSIGNMENT_IN_EXPRESSION_CONTEXT) { firDiagnostic ->
        AssignmentInExpressionContextImpl(
            firDiagnostic as KtPsiDiagnostic,

internal class UnsafeInfixCallImpl(
    override val receiverType: KtType,
    override val receiverExpression: KtExpression,
    override val operator: String,
    override val argumentExpression: KtExpression?,
    firDiagnostic: KtPsiDiagnostic,
    token: KtLifetimeToken,
) : KtAbstractFirDiagnostic<KtExpression>(firDiagnostic, token), KtFirDiagnostic.UnsafeInfixCall

internal class UnsafeOperatorCallImpl(

    }

    interface UnsafeInfixCall : KtFirDiagnostic<KtExpression> {
        override val diagnosticClass get() = UnsafeInfixCall::class
        val receiverType: KtType
        val receiverExpression: KtExpression
        val operator: String
        val argumentExpression: KtExpression?
    }

    interface UnsafeOperatorCall : KtFirDiagnostic<KtExpression> {