}

internal tailrec fun KotlinBuiltIns.areSameArrayTypeIgnoringProjections(left: KotlinType, right: KotlinType): Boolean {
    val leftIsArray = KotlinBuiltIns.isArrayOrPrimitiveArray(left)
    val rightIsArray = KotlinBuiltIns.isArrayOrPrimitiveArray(right)

    return when {
        leftIsArray && rightIsArray -> areSameArrayTypeIgnoringProjections(getArrayElementType(left), getArrayElementType(right))

        val left = binaryExpression.left ?: return null
        val right = binaryExpression.right
        val resolvedCalls = mutableListOf<ResolvedCall<*>>()
        return when (binaryExpression.operationToken) {
            KtTokens.EQ -> {
                val resolvedCall = left.getResolvedCall(context) ?: return null
                resolvedCalls += resolvedCall

        } ?: return null
        if (expression !is KtExpression) return null
        val type = getExpectedType(binaryExpression) ?: getElvisOperandExpectedTypeByOtherOperand(expression, binaryExpression)

        return type?.applyIf(expression == binaryExpression.left) { withNullability(ConeNullability.NULLABLE) }
    }

        if (symbol !is KtDeclarationSymbol && symbol !is KtPackageSymbol) return null

        if (symbol is KtDeclarationSymbol) {
            goToNthParent(symbol, goBackSteps)?.let { return it }
        }

        return getPackageSymbolIfPackageExists(selectedFqName)
    }

    /**
     * N.B. Works only for [KtClassOrObjectSymbol] parents chain.
     */

            // Binary expressions always use both operands.
            is KtBinaryExpression ->
                parent.left == child || parent.right == child

            // Binary expressions with type RHS always use its operand.
            is KtBinaryExpressionWithTypeRHS ->
                parent.left == child

            // Is expressions always use their LHS.
            is KtIsExpression ->

                    .let(::FqName)
            }
        }
    }

    private fun collectTypeReferences(qualified: KtUserType): MutableList<KtNameReferenceExpression> {
        val refs = mutableListOf<KtNameReferenceExpression>()
        fun collectFragments(type: KtUserType) {
            type.getStubOrPsiChild(KtStubElementTypes.USER_TYPE)?.let { collectFragments(it) }

                    if (functionLiteral != null) {
                        val functionalType = getExpectedType(functionLiteral) as? KtFunctionalType
                        functionalType?.returnType?.let { return it }
                    }
                }
            }

            is KtWhenEntry -> {
                if (expression == parentExpression.expression) {

     */
    private inline fun <reified T : FirCallableDeclaration> T.unwrapSubstitutionOverrideIfNeeded(): T? {
        unwrapUseSiteSubstitutionOverride()?.let { return it }

        unwrapInheritanceSubstitutionOverrideIfNeeded()?.let { return it }

        return null
    }

    /**
     * Use-site substitution override happens in situations like this:
     *
     * ```

        if (firSymbol is FirErrorPropertySymbol && firSymbol.diagnostic is ConeDestructuringDeclarationsOnTopLevel) {
            return null
        }

        getContainingDeclarationForDependentDeclaration(symbol)?.let { return it }

        if (symbolModule is KtDanglingFileModule && symbolModule.resolutionMode == DanglingFileResolutionMode.IGNORE_SELF) {
            if (hasParentPsi(symbol)) {

                val nonStaticScope = FirNoClassifiersScope(getBaseUseSiteScope())
                getStaticScope()
                    ?.let { staticScope -> FirNameAwareCompositeScope(listOf(nonStaticScope, staticScope)) }
                    ?: nonStaticScope
            }
        }

        val cacheKey = when (kind) {