code: public boolean canConsumeAnyOf( String[] options ) throws IllegalStateException {
          if (completed) return false;
          for (String option : options) {
              if (canConsume(option)) return true;
          }
          return false;
      }
docs: Attempt to consume the next token if it matches one of the supplied values.
  
  @param options the options for the value of the current token
  @return true if the current token's value did match one of the suplied options, or false otherwise
  @throws IllegalStateException if this method was called before the stream was {@link #start() started}