ExceptionID.js - showcase

Code:

    var EidRuntimeException = Eid.exceptions.EidRuntimeException;
    try {
      // Example entity objects
      var users = [];
      for (var i = 0; i < 5; i++) {
        var user = { id: 67112 - i };
        user.toString = function() { return '[User id=' + this.id + ']'; };
        users.push(user);
      }

      // logging support
      for (var i = 0; i < users.length; i++) {
        var user = users[i];
        var eid = new Eid('20160111:223928', 'WJS-17');
        log.debug(eid.makeLogMessage('An entity: %s', user));
        log.debug(eid.makeLogMessage('%s has even ID: %s', user, user.id % 2 === 0));
      }

      // preconditions!
      var EidPreconditions = Eid.preconditions;
      EidPreconditions.checkArgument(true, '20160111:223749');
      EidPreconditions.checkState(false, '20160111:224215', 'A extra message');
    } catch(e) {
      // Top level of your application
      log.error(e.stack);
      if (e instanceof EidRuntimeException) {
        // or better save your exceptions!
        logGateway.put(e, inspectable({eid: e.eid}));
      }
    }
    

Console: