}

private inline fun List<FirAnnotation>.mapIndexedToAnnotationApplication(
    useSiteTargetFilter: AnnotationUseSiteTargetFilter,
    useSiteSession: FirSession,
    classId: ClassId,
    transformer: (index: Int, annotation: FirAnnotation) -> KtAnnotationApplicationWithArgumentsInfo?,
): List<KtAnnotationApplicationWithArgumentsInfo> = mapIndexedNotNull { index, annotation ->

        if (backingReturnType != other.backingReturnType) return false
        if (backingReceiverType != other.backingReceiverType) return false

        return true
    }

    override fun hashCode(): Int {
        var result = backingSymbol.hashCode()
        result = 31 * result + backingReturnType.hashCode()
        result = 31 * result + (backingReceiverType?.hashCode() ?: 0)
        return result
    }

        KtPsiBasedSymbolPointer.createForSymbolFromSource<KtPropertySetterSymbol>(this) ?: KtFe10NeverRestoringSymbolPointer()
    }

    override fun equals(other: Any?): Boolean = isEqualTo(other)
    override fun hashCode(): Int = calculateHashCode()

     *
     * Example: `foo.bar.Baz.Inner` with 1 dropped class is `foo.bar.Baz`, and with 2 dropped class is `null`.
     */
    private fun ClassId.dropLastNestedClasses(classesToDrop: Int) =
        generateSequence(this) { it.outerClassId }.drop(classesToDrop).firstOrNull()

    /**
     * @return How many qualifiers needs to be dropped from [wholeType] to get [nestedType].
     *

        is FirProperty -> processPropertiesByName(declaration.name) { }
        else -> Unit
    }

    private fun FirTypeScope.processAllOverriddenDeclarations(
        declaration: FirDeclaration,
        processor: (FirCallableDeclaration) -> Unit
    ) = when (declaration) {
        is FirSimpleFunction -> processOverriddenFunctions(declaration.symbol) { symbol ->

            // cannot do so:
            // ```
            // fun x(c: Char) {}
            // fun call(x: kotlin.Int) {
            //   operator fun Int.invoke(a: Int) {}
            //   operator fun Int.invoke(b: Boolean) {}
            //   <expr>x()</expr>
            // }
            // ```

            ?: KtFe10NeverRestoringSymbolPointer()
    }

    override fun equals(other: Any?): Boolean = isEqualTo(other)
    override fun hashCode(): Int = calculateHashCode()

    class DefaultKtValueParameterSymbol(
        private val propertyPsi: KtProperty,
        val descriptor: ValueParameterDescriptor?,
        override val analysisContext: Fe10AnalysisContext

        KtPsiBasedSymbolPointer.createForSymbolFromSource<KtAnonymousObjectSymbol>(this) ?: KtFe10NeverRestoringSymbolPointer()
    }

    override fun equals(other: Any?): Boolean = isEqualTo(other)
    override fun hashCode(): Int = calculateHashCode()

        KtPsiBasedSymbolPointer.createForSymbolFromSource<KtLocalVariableSymbol>(this) ?: KtFe10NeverRestoringSymbolPointer()
    }


    override fun equals(other: Any?): Boolean = isEqualTo(other)
    override fun hashCode(): Int = calculateHashCode()

        KtPsiBasedSymbolPointer.createForSymbolFromSource<KtPropertySetterSymbol>(this) ?: KtFe10NeverRestoringSymbolPointer()
    }

    override fun equals(other: Any?): Boolean = isEqualTo(other)
    override fun hashCode(): Int = calculateHashCode()