code: public static int skipIdentifier(CharSequence s, int i) {
          while(i<s.length() && !isSyntaxOrWhiteSpace(s.charAt(i))) {
              ++i;
          }
          return i;
      }
docs: Skips over a "pattern identifier" starting at index i of the CharSequence.
  @return The smallest index at or after i with
  a Pattern_White_Space or Pattern_Syntax character.