target: KtCompilerTarget,
        allowedErrorFilter: (KtDiagnostic) -> Boolean
    ): KtCompilationResult {
        if (file is KtCodeFragment) {
            throw UnsupportedOperationException("Code fragments are not supported in K1 implementation")
        }

        val classBuilderFactory = when (target) {
            is KtCompilerTarget.Jvm -> target.classBuilderFactory
        }

    private val KtExpression.isExplicitSmartCastInfoTarget: Boolean
        get() {
            // we want to handle only most top-level parenthesised expressions
            if (parent is KtParenthesizedExpression) return false

            // expressions like `|foo.bar()|` or `|foo?.baz()|` are ignored
            if (this is KtQualifiedExpression && selectorExpression is KtCallExpression) return false

internal class KtFirKDocReference(element: KDocName) : KDocReference(element), KtFirReference {
    override fun KtAnalysisSession.resolveToSymbols(): Collection<KtSymbol> {
        val fullFqName = generateSequence(element) { it.parent as? KDocName }.last().getQualifiedNameAsFqName()
        val selectedFqName = element.getQualifiedNameAsFqName()
        return KDocReferenceResolver.resolveKdocFqName(analysisSession, selectedFqName, fullFqName, element)
    }

    override val target: String,
    firDiagnostic: KtPsiDiagnostic,
    token: KtLifetimeToken,
) : KtAbstractFirDiagnostic<PsiElement>(firDiagnostic, token), KtFirDiagnostic.DeprecatedModifierForTarget

internal class RedundantModifierForTargetImpl(
    override val redundantModifier: KtModifierKeywordToken,
    override val target: String,
    firDiagnostic: KtPsiDiagnostic,

        }
    }

    fun getClosestAvailableParentContext(ktElement: KtElement): FirTowerDataContext? {
        for (parent in ktElement.parentsWithSelf) {
            val context = contextProvider[parent, ContextCollector.ContextKind.SELF]

            if (context != null) {
                return context.towerDataContext
            }
        }

        return null

            if (selectedFqName == fullFqName) return fullSymbolsResolved.mapTo(mutableSetOf()) { it.symbol }
            if (fullSymbolsResolved.isEmpty()) {
                val parent = fullFqName.parent()
                return resolveKdocFqName(analysisSession, selectedFqName, parent, contextElement)
            }
            val goBackSteps = fullFqName.pathSegments().size - selectedFqName.pathSegments().size
            check(goBackSteps > 0) {

) : KtPropertyDelegationMethodsReference(element), KtFirReference {
    override fun KtAnalysisSession.resolveToSymbols(): Collection<KtSymbol> {
        check(this is KtFirAnalysisSession)
        val property = (expression.parent as? KtElement)?.getOrBuildFirSafe<FirProperty>(firResolveSession) ?: return emptyList()
        if (property.delegate == null) return emptyList()

        <constraint name="Class" script="&quot;&quot;" within="" contains="" />
        <constraint name="FieldType" script="&quot;&quot;" regexp="Collection" withinHierarchy="true" maxCount="2147483647" target="true" wholeWordsOnly="true" within="" contains="" />
        <constraint name="FieldName" script="&quot;&quot;" maxCount="2147483647" within="" contains="" />

        var parent = parent
        while (parent is KtDotQualifiedExpression) {
            if (parent.selectorExpression !== this) return true
            parent = parent.parent
        }
        return false
    }

    private fun KtSimpleNameExpression.isPartOfUserTypeRefQualifier(): Boolean {
        var parent = parent
        while (parent is KtUserType) {

    }

    private fun getContainingCallExpression(argument: KtValueArgument): KtCallExpression? {
        return when (val parent = argument.parent) {
            is KtCallExpression -> parent
            is KtValueArgumentList -> parent.parent as? KtCallExpression
            else -> null
        }
    }

    override fun isDefinitelyNull(expression: KtExpression): Boolean {