public int start() {
    Preconditions.checkState(match != null, "Have not called find()");
    if (start >= 0) {
      return tokens.get(start).start();
    }
    return -1;
  }
public int start ( ) { Preconditions . checkState ( match != null , "Have not called find()" ) ; if ( start >= 0 ) { return tokens . get ( start ) . start ( ) ; } return - 1 ; }
Start int.

@return The start token of the match