Method expr

basex-core/src/main/java/org/basex/query/expr/Switch.java:212–218

Tests the conditions and returns the expression to evaluate. @param qc query context @return case expression @throws QueryException query exception

(final QueryContext qc)

   * @throws QueryException query exception
   */
  private Expr expr(final QueryContext qc) throws QueryException {
    final Item item = cond.atomItem(qc, info);
    for(final SwitchGroup group : groups) {
      if(group.match(item, qc)) return group.rtrn();
    }
    throw Util.notExpected();
  }

  @Override
  public boolean vacuous() {