internal class KtFe10KlibSourceFileNameProvider(
    override val analysisSession: KtAnalysisSession,
) : KtKlibSourceFileNameProvider() {
    override fun getKlibSourceFileName(declaration: KtDeclarationSymbol): String? {
        throw NotImplementedError("Method is not implemented for FE 1.0")
    }

internal class KtFe10DataFlowInfoProvider(override val analysisSession: KtAnalysisSession) : KtDataFlowInfoProvider() {
    override fun getExitPointSnapshot(statements: List<KtExpression>): KtDataFlowExitPointSnapshot {
        throw NotImplementedError("Method is not implemented for FE 1.0")
    }

        configuration: CompilerConfiguration,
        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
        }

        }

    override fun createPointer(): KtSymbolPointer<KtDestructuringDeclarationSymbol> {
        KtPsiBasedSymbolPointer.createForSymbolFromSource<KtDestructuringDeclarationSymbol>(this)?.let { return it }
        throw CanNotCreateSymbolPointerForLocalLibraryDeclarationException(SpecialNames.DESTRUCT.asString())
    }

    override fun equals(other: Any?): Boolean {
        if (this === other) return true

            // when is an `else`.
            is KtWhenExpression ->
                parent.subjectExpression == child && parent.entries.firstOrNull()?.isElse == false

            // Throw expressions use the expression thrown.
            is KtThrowExpression ->
                parent.thrownExpression == child

            // Body and catch blocks of try-catch expressions are used if the try-catch itself

    override fun createExtensionCandidateChecker(
        originalFile: KtFile,
        nameExpression: KtSimpleNameExpression,
        explicitReceiver: KtExpression?
    ): KtCompletionExtensionCandidateChecker {
        throw NotImplementedError("Method is not implemented for FE 1.0")
    }

    @Suppress("OVERRIDE_DEPRECATION")
    override fun checkExtensionFitsCandidate(
        firSymbolForCandidate: KtCallableSymbol,

  }

  @Test
  @TestMetadata("throw.kt")
  public void testThrow() {
    runTest("analysis/analysis-api/testData/components/expressionInfoProvider/isUsedAsExpression/throw.kt");
  }

  @Test
  @TestMetadata("throwStmt.kt")
  public void testThrowStmt() {

- [`KT-60352`](https://youtrack.jetbrains.com/issue/KT-60352) K2 IDE. Support Java Records
- [`KT-56503`](https://youtrack.jetbrains.com/issue/KT-56503) K2 IDE: FIR tree is incorrect in a case of ProcessCancelledException was thrown during phase execution
- [`KTIJ-25653`](https://youtrack.jetbrains.com/issue/KTIJ-25653) K2 IDE. "KotlinExceptionWithAttachments: Containing function should be not null for KtParameter" exception on incorrect derived class declaration

    override val metadataCalculatorImpl: KtMetadataCalculator
        get() = throw NotSupportedForK1Exception()

    @Suppress("AnalysisApiMissingLifetimeCheck")
    override val substitutorProviderImpl: KtSubstitutorProvider
        get() = throw NotSupportedForK1Exception()

    @Test
    public void testAllFilesPresentInSingleSymbolByPsi() throws Exception {
        KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/symbols/singleSymbolByPsi"), Pattern.compile("^(.+)\\.kt$"), null, true);
    }

    @Test
    @TestMetadata("ExpandedParameterType.kt")
    public void testExpandedParameterType() throws Exception {