@Override
    public @NonNull Iterable<@NonNull String> stringSuggestions(
            final @NonNull CommandContext<C> commandContext,
            final @NonNull CommandInput input
    ) {
        return getSuggestions(this.range(), input);
    }
Returns integer suggestions. This supports both positive and negative numbers

@param range accepted range
@param input input
@return list of suggestions
cloud-core/src/main/java/org/incendo/cloud/parser/standard/IntegerParser.java