code: function emit(type, evt) {
                  (all[type] || []).map(function(handler) {
                      handler(evt);
                  });
                  (all['*'] || []).map(function(handler) {
                      handler(type, evt);
                  });
              }
docs: Invoke all handlers for the given type.
  If present, `"*"` handlers are invoked after type-matched handlers.
  
  @param {String} type  The event type to invoke
  @param {Any} [evt]  Any value (object is recommended and powerful), passed to each handler
  @memberof mitt