) == null
    }

    override fun isArrayOrPrimitiveArray(type: KtType): Boolean {
        require(type is KtFirType)
        return type.coneType.isArrayOrPrimitiveArray
    }

    override fun isNestedArray(type: KtType): Boolean {
        if (!isArrayOrPrimitiveArray(type)) return false
        require(type is KtFirType)
        return type.coneType.arrayElementType()?.isArrayOrPrimitiveArray == true
    }

object AnalysisApiFe10TestConfiguratorFactory : AnalysisApiTestConfiguratorFactory() {
    override fun createConfigurator(data: AnalysisApiTestConfiguratorFactoryData): AnalysisApiTestConfigurator {
        require(supportMode(data))

        return when (data.moduleKind) {
            TestModuleKind.Source -> when (data.analysisSessionMode) {
                AnalysisSessionMode.Normal -> AnalysisApiFe10TestConfigurator

        val assignmentRValue = fir.rValue
        if (expression is KtOperationReferenceExpression &&
            assignmentRValue.source?.kind is KtFakeSourceElementKind.DesugaredAugmentedAssign
        ) {
            require(assignmentRValue is FirResolvable) {
                "Rvalue of desugared compound assignment should be resolvable, but it was ${assignmentRValue::class}"
            }

        }

        return firLeaf
    }

    private fun computeCommonParent(statements: List<KtElement>): FirElement {
        require(statements.isNotEmpty())

        val parent = statements[0].parent as KtElement

        for (i in 1..<statements.size) {
            require(statements[i].parent == parent)
        }

        val firContainer = collectUseSiteContainers(parent, firResolveSession)?.lastOrNull()

                // Stubbed top-level function IR symbols (from other source files in the module) require a parent facade class to be
                // generated, which requires a container source to be provided. Without a facade class, function IR symbols will have
                // an `IrExternalPackageFragment` parent, which trips up code generation during IR lowering.

/**
 * The lifetime and validity of a cached [KtFirAnalysisSession] depends on the lifetime of the underlying
 * [LLFirSession][org.jetbrains.kotlin.analysis.low.level.api.fir.sessions.LLFirSession]. This requires the [KtFirAnalysisSession] to keep a
 * strong reference to the `LLFirSession`. See the documentation of [LLFirSession][org.jetbrains.kotlin.analysis.low.level.api.fir.sessions.LLFirSession]
 * for more information.
 */

/test-instrumenter/ "Kotlin Build Infrastructure"

/tests/ "Kotlin Build Infrastructure"

/third-party/ "Kotlin Compiler Core"

/wasm/ "Kotlin Wasm"

# Generated files (no review required)
*Generated.java "Kotlin" "Kotlin IDE Analysis Core"

# Singular files
/.gitattributes "Kotlin Build Infrastructure"
/ChangeLog.md "Kotlin Release"
/CODE_OF_CONDUCT.md "Kotlin Build Infrastructure"

    override val hasBackingField: Boolean
        get() = withValidityAssertion {
            val bindingContext = analysisContext.analyze(psi, AnalysisMode.PARTIAL)
            bindingContext[BindingContext.BACKING_FIELD_REQUIRED, descriptor] == true
        }

    override val isDelegatedProperty: Boolean
        get() = withValidityAssertion {
            psi.hasDelegate()
        }

    override val isFromPrimaryConstructor: Boolean

        candidateSymbol: KtSymbolWithVisibility,
        useSiteFile: KtFileSymbol,
        position: PsiElement,
        receiverExpression: KtExpression?
    ): Boolean {
        require(candidateSymbol is KtFirSymbol<*>)
        require(useSiteFile is KtFirFileSymbol)

        if (candidateSymbol is KtFirPsiJavaClassSymbol) {
            candidateSymbol.isVisibleByPsi(useSiteFile)?.let { return it }
        }

            firSymbol: FirBasedSymbol<*>,
            requirement: Boolean,
        ) {
            contract {
                returns() implies requirement
            }
            require(requirement) {
                val renderedSymbol = FirRenderer.withResolvePhase().renderElementWithTypeAsString(firSymbol.fir)
                "Cannot build ${S::class.simpleName} for $renderedSymbol}"
            }