token: KtLifetimeToken,
) : KtAbstractFirDiagnostic<PsiElement>(firDiagnostic, token), KtFirDiagnostic.WrongNullabilityForJavaOverride

internal class AccidentalOverrideClashByJvmSignatureImpl(
    override val hidden: KtFunctionLikeSymbol,
    override val overrideDescription: String,
    override val regular: KtFunctionLikeSymbol,
    firDiagnostic: KtPsiDiagnostic,
    token: KtLifetimeToken,

}

internal fun ConeDiagnostic.getCandidateSymbols(): Collection<FirBasedSymbol<*>> =
    when (this) {
        is ConeHiddenCandidateError -> {
            // Candidate with @Deprecated(DeprecationLevel.HIDDEN)
            emptyList()
        }
        is ConeDiagnosticWithCandidates -> candidateSymbols
        is ConeDiagnosticWithSymbol<*> -> listOf(symbol)

    }

    interface AccidentalOverrideClashByJvmSignature : KtFirDiagnostic<KtNamedFunction> {
        override val diagnosticClass get() = AccidentalOverrideClashByJvmSignature::class
        val hidden: KtFunctionLikeSymbol
        val overrideDescription: String
        val regular: KtFunctionLikeSymbol
    }

    interface JavaTypeMismatch : KtFirDiagnostic<KtExpression> {

        NonFinalMemberInObjectImpl(
            firDiagnostic as KtPsiDiagnostic,
            token,
        )
    }
    add(FirErrors.VIRTUAL_MEMBER_HIDDEN) { firDiagnostic ->
        VirtualMemberHiddenImpl(
            firSymbolBuilder.callableBuilder.buildCallableSymbol(firDiagnostic.a),
            firSymbolBuilder.classifierBuilder.buildClassLikeSymbol(firDiagnostic.b),