new HashMap<>();

  /**
   * Given a set of features, add to it all the features directly or indirectly implied by any of
   * them, and return it.
   *
   * @param features the set of features to expand
   * @return the same set of features, expanded with all implied features
   */
  @CanIgnoreReturnValue
  public static Set<Feature<?>> addImpliedFeatures(Set<Feature<?>> features) {

    }

    /**
     * Returns whether all regular expressions must match for this rule to match.
     * @return true if all patterns must match, false if only one needs to match
     */
    public boolean isAllRequired() {
        return allRequired;
    }

    /**
     * Sets whether all regular expressions must match for this rule to match.
     * @param allRequired true if all patterns must match, false if only one needs to match

    }

    /**
     * Retrieves all child documents that belong to the specified parent document.
     *
     * @param searchEngineClient the search engine client to use for retrieval
     * @param id the parent document ID whose children should be retrieved
     * @param fields the fields to include in the response (null for all fields)
     * @return a list of child documents
     */

Once you are done, you can also test it all as it would look online, including all the other languages.

To do that, first build all the docs:

<div class="termy">

```console
// Use the command "build-all", this will take a bit
$ python ./scripts/docs.py build-all

Building docs for: en
Building docs for: es
Successfully built docs for: es
```

     * It should be the matcher returned by the other methods of this interface when the
     * given patterns match all files.
     *
     * @return path matcher that unconditionally returns {@code true} for all files
     */
    @Nonnull
    PathMatcher includesAll();

    /**
     * {@return whether the given matcher includes all files}.

    /**
     * {@return all enabled sources that provide files in the given language for the given scope}.
     * If the given scope is {@code null}, then this method returns the enabled sources for all scopes.
     * If the given language is {@code null}, then this method returns the enabled sources for all languages.
     * An arbitrary number of source roots may exist for the same scope and language.

org/gradle/wrapper/Install$1.class package org.gradle.wrapper; public final class Install$1 implements java.util.concurrent.Callable { public void Install$1(java.io.File, java.io.File, java.net.URI, Install, WrapperConfiguration); public final Object call(); } org/gradle/wrapper/Install$InstallCheck.class package org.gradle.wrapper; public final class Install$InstallCheck { public final java.io.File gradleHome; public final String failureMessage; public void Install$InstallCheck(java.io.File, String);...

  private <T> @Nullable T getDefaultValue(TypeToken<T> type) {
    // We assume that all defaults are generics-safe, even if they aren't,
    // we take the risk.
    @SuppressWarnings("unchecked")
    T defaultValue = (T) defaults.getInstance(type.getRawType());
    if (defaultValue != null) {
      return defaultValue;
    }
    @SuppressWarnings("unchecked") // All arbitrary instances are generics-safe

        assertNotNull("Should have search alias", aliasResponse.getAliases());

        // Call switchIndex - should return early without error since they're already the same
        suggester.switchIndex();

        // Verify indices still exist and are functional

        private final RequestOptionCall<BulkRequestBuilder> call;

        private final RequestOptionCall<B> entityCall;

        public BulkList(final List<E> parent, final RequestOptionCall<BulkRequestBuilder> call, final RequestOptionCall<B> entityCall) {
            this.parent = parent;
            this.entityCall = entityCall;
            this.call = call;
        }

        public int size() {