Method get

basex-core/src/main/java/org/basex/query/expr/List.java:41–45

Creates a new, optimized list expression. @param cc compilation context @param info input info (can be null) @param exprs expressions @return list, single expression or empty sequence @throws QueryException query exception

(final CompileContext cc, final InputInfo info, final Expr... exprs)

   * @throws QueryException query exception
   */
  public static Expr get(final CompileContext cc, final InputInfo info, final Expr... exprs)
      throws QueryException {
    final int el = exprs.length;
    return el > 1 ? new List(info, exprs).optimize(cc) : el > 0 ? exprs[0] : Empty.VALUE;
  }

  @Override
  public void checkUp() throws QueryException {