code: public static CaseSyntax of(Character separator, CaseConversion allCharCase) {
  
      return of(separator, allCharCase, allCharCase, allCharCase);
    }
docs: The constructor.
  
  @param separator - see {@link #getWordSeparator()}.
  @param allCharCase the {@link CaseConversion} used for {@link #getFirstCase() first}, {@link #getWordStartCase()
  word-start}, and all {@link #getOtherCase() other} alphabetic characters.
  @return the requested {@link CaseSyntax}.