NewAppController links the App to the broker.

WithErrorHandler attaches a errorhandler to handle errors from subscriber functions.

WithLogger attaches a logger to the controller.

WithMiddlewares attaches middlewares that will be executed when sending or receiving messages.

AsyncAPIVersion is the version of the used AsyncAPI document.

HelloChannelPath is the constant representing the 'HelloChannel' channel path.

ChannelsPaths is an array of all channels paths.

AppController is the structure that provides sending capabilities to the developer and and connect the broker with the App.

SayHelloMessageFromHelloChannel is the message expected for 'SayHelloMessageFromHelloChannel' channel.

AppSubscriber contains all handlers that are listening messages for App.

ControllerOption is the type of the options that can be passed when creating a new Controller.