return this;
  }

  /*
   * Note: hashString(CharSequence, Charset) is intentionally not overridden.
   *
   * While intuitively, using CharsetEncoder to encode the CharSequence directly to the buffer (or
   * even to an intermediate buffer) should be considerably more efficient than potentially
   * copying the CharSequence to a String and then calling getBytes(Charset) on that String, in

     */
    if (parts instanceof List) {
      int size = ((List<?>) parts).size();
      if (size == 0) {
        return "";
      }
      CharSequence[] toJoin = new CharSequence[size];
      int i = 0;
      for (Object part : parts) {
        if (i == toJoin.length) {
          /*

        next(1);
    }

    public void next(int n) {
        pos += n;
    }

    public boolean lookingAt(char c) {
        return input.charAt(pos) == c;
    }

    public boolean lookingAt(CharSequence prefix) {
        int i = 0;
        int cpos = pos;
        while (i < prefix.length() && cpos < input.length()) {
            if (prefix.charAt(i) != input.charAt(cpos)) {
                return false;
            }

                import $nullableAnnotationName;
                public class Source<String, T extends List<@Nullable CharSequence>, Integer> {}
            """,
            v2 = """
                import java.util.List;
                public class Source<String, T extends List<CharSequence>, Integer> {}
            """
        ) {
            assertHasErrors(

  static final int SAMPLES = 0x100;
  static final int SAMPLE_MASK = 0xFF;

  /**
   * Compute arrays of valid unicode text, and store it in 3 forms: byte arrays, Strings, and
   * StringBuilders (in a CharSequence[] to make it a little harder for the JVM).
   */
  @BeforeExperiment
  void setUp() {
    long seed = 99;
    Random rnd = new Random(seed);
    strings = new String[SAMPLES];

       * built-in nullness feature?
       */
      "ExtendsObject",
    })
    <T extends Object> void withObjectBound(List<T> list) {}

    @SuppressWarnings("unused")
    <T extends Number & CharSequence> void withUpperBound(List<T> list) {}

    static TypeVariable<?> getTypeVariable(String methodName) throws Exception {
      ParameterizedType parameterType =
          (ParameterizedType)

  private static final Appendable NASTY_APPENDABLE =
      new Appendable() {
        @Override
        public Appendable append(@Nullable CharSequence csq) throws IOException {
          throw new IOException();
        }

        @Override
        public Appendable append(@Nullable CharSequence csq, int start, int end)
            throws IOException {
          throw new IOException();
        }

        @Override

HSPLkotlin/text/StringsKt__StringsKt;->contains$default(Ljava/lang/CharSequence;CZI)Z
HSPLkotlin/text/StringsKt__StringsKt;->contains$default(Ljava/lang/CharSequence;Ljava/lang/CharSequence;ZI)Z
HSPLkotlin/text/StringsKt__StringsKt;->endsWith$default(Ljava/lang/CharSequence;CZI)Z
HSPLkotlin/text/StringsKt__StringsKt;->getLastIndex(Ljava/lang/CharSequence;)I
HSPLkotlin/text/StringsKt__StringsKt;->indexOf$default(Ljava/lang/CharSequence;CIZI)I

   * @since 3.0
   */
  @GwtIncompatible // Only used by other GWT-incompatible code.
  public static Predicate<CharSequence> containsPattern(String pattern) {
    return new ContainsPatternFromStringPredicate(pattern);
  }

  /**
   * Returns a predicate that evaluates to {@code true} if the {@code CharSequence} being tested
   * contains any match for the given regular expression pattern. The test used is equivalent to

 * Appends value to the given Appendable and simple `\n` line separator after it.
 *
 * Always using the same line separator on all systems to allow for reproducible outputs.
 */
fun Appendable.appendReproducibleNewLine(value: CharSequence = ""): Appendable {
    assert('\r' !in value) {
        "Unexpected line ending in string."
    }
    return append(value).append("\n")