@Override
  public @NotNull List<LookupElement> getValueLookups(@NotNull YAMLScalar insertedScalar, @Nullable CompletionContext completionContext) {
    return Stream.concat(
      Arrays.stream(myLiterals).map((String literal) -> createValueLookup(literal, false)),
      Arrays.stream(myDeprecatedLiterals).map((String literal) -> createValueLookup(literal, true))
    )
      .filter(Objects::nonNull)
      .collect(Collectors.toList());
  }
@Override
  public @NotNull List<LookupElement> getValueLookups(@NotNull YAMLScalar insertedScalar, @Nullable CompletionContext completionContext)