}

  public void testPresentInstances_somePresent() {
    List<Optional<String>> optionals =
        ImmutableList.of(Optional.of("a"), Optional.<String>absent(), Optional.of("c"));
    assertThat(Optional.presentInstances(optionals)).containsExactly("a", "c").inOrder();
  }

  public void testPresentInstances_callingIteratorTwice() {
    List<Optional<String>> optionals =

   *
   * @since 11.0 (generics widened in 13.0)
   */
  public static <T> Iterable<T> presentInstances(
      final Iterable<? extends Optional<? extends T>> optionals) {
    checkNotNull(optionals);
    return new Iterable<T>() {
      @Override
      public Iterator<T> iterator() {
        return new AbstractIterator<T>() {

   *
   * @since 11.0 (generics widened in 13.0)
   */
  public static <T> Iterable<T> presentInstances(
      final Iterable<? extends Optional<? extends T>> optionals) {
    checkNotNull(optionals);
    return new Iterable<T>() {
      @Override
      public Iterator<T> iterator() {
        return new AbstractIterator<T>() {

import org.gradle.internal.serialize.graph.readList
import org.gradle.internal.serialize.graph.readNonNull
import org.gradle.internal.serialize.graph.writeCollection
import java.io.File
import kotlin.jvm.optionals.getOrNull


class FileCollectionCodec(
    private val fileCollectionFactory: FileCollectionFactory,
    private val artifactSetConverter: ArtifactSetToFileCollectionFactory
) : Codec<FileCollectionInternal> {

import org.jetbrains.kotlin.psi2ir.deparenthesize
import org.jetbrains.kotlin.utils.exceptions.errorWithAttachment
import org.jetbrains.kotlin.utils.exceptions.withPsiEntry
import java.util.Optional
import kotlin.jvm.optionals.getOrNull
import kotlin.math.sign

@OptIn(KaAnalysisNonPublicApi::class)
internal class KaFirDataFlowInfoProvider(override val analysisSession: KaFirSession) : KaDataFlowInfoProvider() {