import org.jetbrains.kotlin.name.Name
import org.jetbrains.kotlin.name.StandardClassIds
import org.jetbrains.kotlin.psi.KtClassOrObject

//todo introduce LibraryModificationTracker based cache?
internal object FirSyntheticFunctionInterfaceSourceProvider {
    fun findPsi(fir: FirDeclaration): PsiElement? {
        return when (fir) {
            is FirSimpleFunction -> provideSourceForInvokeFunction(fir)

    }

    override val annotationClassIds: Collection<ClassId>
        get() = withValidityAssertion {
            annotationClassIds(firCallableSymbol, useSiteSession, receiverParameter)
        }

    companion object {
        fun create(firCallableSymbol: FirCallableSymbol<*>, builder: KtSymbolByFirBuilder): KtAnnotationsList {
            val receiverParameter = firCallableSymbol.receiverParameter

        // Compiler implementation does nothing.
        // Descriptor-based shortening is implemented on the IDE plugin side.
        val ktFilePointer = SmartPointerManager.createPointer(file)

        return object : ShortenCommand {
            override val targetFile: SmartPsiElementPointer<KtFile> get() = ktFilePointer
            override val importsToAdd: Set<FqName> get() = emptySet()

        // TODO: This transformer is not intended for actual transformations and
        //  created here only to simplify access to SAM resolver in body resolve components
        private val stubBodyResolveTransformer = object : FirBodyResolveTransformer(
            session = firSession,
            phase = FirResolvePhase.BODY_RESOLVE,
            implicitTypeOnly = false,
            scopeSession = scopeSession,
        ) {}

                    if (fir.resolvedToCompanionObject) {
                        // this flag is true only when companion object is resolved through its containing class name,
                        // so we want to drop companion object own name from the classId
                        referencedClass.classId.outerClassId ?: return referencedSymbolsByFir
                    } else {

 * work there. This functionality is covered by package scope tests.
 */
@OptIn(ExperimentalTopLevelDeclarationsGenerationApi::class)
internal object DeclarationsInPackageProvider {
    internal fun getTopLevelClassifierNamesInPackageProvider(packageFqName: FqName, analysisSession: KtFirAnalysisSession): Set<Name> {
        return buildSet {
            addAll(

                    }
                    else -> null
                }
            }
        } ?: TODO(descriptor::class.java.name)
        val libraryPath = Paths.get(library)
        return object : KtLibraryModule {
            override val libraryName: String = libraryPath.fileName.toString().substringBeforeLast(".")
            override val librarySources: KtLibrarySourceModule? = null

                if (whenExpression != null) {
                    val subject = whenExpression.subjectExpression ?: return with(analysisSession) { builtinTypes.BOOLEAN }
                    val kotlinType = analysisContext.analyze(subject).getType(subject)
                    return kotlinType?.toKtNonErrorType(analysisContext)
                }
            }

  }

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

  @Test
  @TestMetadata("when_subject_with_branches.kt")
  public void testWhen_subject_with_branches() {

  }

  @Test
  @TestMetadata("class_object_call.kt")
  public void testClass_object_call() {
    runTest("analysis/analysis-api/testData/components/psiTypeProvider/psiType/forExpression/class_object_call.kt");
  }

  @Test
  @TestMetadata("class_object_constructor.kt")
  public void testClass_object_constructor() {