generated

package
v0.17.1 Latest Latest
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Published: Sep 5, 2023 License: Apache-2.0 Imports: 10 Imported by: 0

Documentation

Overview

Package "generated" provides primitives to interact with the AsyncAPI specification.

Code generated by github.com/lerenn/asyncapi-codegen version (devel) DO NOT EDIT.

Package "generated" provides primitives to interact with the AsyncAPI specification.

Code generated by github.com/lerenn/asyncapi-codegen version (devel) DO NOT EDIT.

Index

Constants

This section is empty.

Variables

View Source
var (
	// Generic error for AsyncAPI generated code
	ErrAsyncAPI = errors.New("error when using AsyncAPI")

	// ErrContextCanceled is given when a given context is canceled
	ErrContextCanceled = fmt.Errorf("%w: context canceled", ErrAsyncAPI)

	// ErrNilBrokerController is raised when a nil broker controller is user
	ErrNilBrokerController = fmt.Errorf("%w: nil broker controller has been used", ErrAsyncAPI)

	// ErrNilAppSubscriber is raised when a nil app subscriber is user
	ErrNilAppSubscriber = fmt.Errorf("%w: nil app subscriber has been used", ErrAsyncAPI)

	// ErrNilClientSubscriber is raised when a nil client subscriber is user
	ErrNilClientSubscriber = fmt.Errorf("%w: nil client subscriber has been used", ErrAsyncAPI)

	// ErrAlreadySubscribedChannel is raised when a subscription is done twice
	// or more without unsubscribing
	ErrAlreadySubscribedChannel = fmt.Errorf("%w: the channel has already been subscribed", ErrAsyncAPI)

	// ErrSubscriptionCanceled is raised when expecting something and the subscription has been canceled before it happens
	ErrSubscriptionCanceled = fmt.Errorf("%w: the subscription has been canceled", ErrAsyncAPI)
)

Functions

This section is empty.

Types

type AppController

type AppController struct {
	// contains filtered or unexported fields
}

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

func NewAppController

func NewAppController(bc broker.Controller) (*AppController, error)

NewAppController links the App to the broker

func (*AppController) AddMiddlewares added in v0.17.0

func (c *AppController) AddMiddlewares(middleware ...middleware.Middleware)

AddMiddlewares attaches middlewares that will be executed when sending or receiving messages

func (*AppController) Close

func (c *AppController) Close(ctx context.Context)

Close will clean up any existing resources on the controller

func (*AppController) PublishPong

func (c *AppController) PublishPong(ctx context.Context, msg PongMessage) error

PublishPong will publish messages to 'pong' channel

func (*AppController) SetLogger added in v0.15.0

func (c *AppController) SetLogger(logger log.Interface)

SetLogger attaches a logger that will log operations on controller

func (*AppController) SubscribeAll

func (c *AppController) SubscribeAll(ctx context.Context, as AppSubscriber) error

SubscribeAll will subscribe to channels without parameters on which the app is expecting messages. For channels with parameters, they should be subscribed independently.

func (*AppController) SubscribePing

func (c *AppController) SubscribePing(ctx context.Context, fn func(ctx context.Context, msg PingMessage, done bool)) error

SubscribePing will subscribe to new messages from 'ping' channel.

Callback function 'fn' will be called each time a new message is received. The 'done' argument indicates when the subscription is canceled and can be used to clean up resources.

func (*AppController) UnsubscribeAll

func (c *AppController) UnsubscribeAll(ctx context.Context)

UnsubscribeAll will unsubscribe all remaining subscribed channels

func (*AppController) UnsubscribePing

func (c *AppController) UnsubscribePing(ctx context.Context)

UnsubscribePing will unsubscribe messages from 'ping' channel

type AppSubscriber

type AppSubscriber interface {
	// Ping
	Ping(ctx context.Context, msg PingMessage, done bool)
}

AppSubscriber represents all handlers that are expecting messages for App

type Error added in v0.3.0

type Error struct {
	Channel string
	Err     error
}

func (*Error) Error added in v0.3.0

func (e *Error) Error() string

type MessageWithCorrelationID added in v0.4.0

type MessageWithCorrelationID interface {
	CorrelationID() string
}

type PingMessage

type PingMessage struct {
	// Headers will be used to fill the message headers
	Headers struct {
		// Description: Correlation ID set by client
		CorrelationID *string `json:"correlation_id"`
	}

	// Payload will be inserted in the message payload
	Payload string
}

PingMessage is the message expected for 'Ping' channel

func NewPingMessage

func NewPingMessage() PingMessage

func (PingMessage) CorrelationID added in v0.4.0

func (msg PingMessage) CorrelationID() string

CorrelationID will give the correlation ID of the message, based on AsyncAPI spec

func (*PingMessage) SetAsResponseFrom added in v0.5.0

func (msg *PingMessage) SetAsResponseFrom(req MessageWithCorrelationID)

SetAsResponseFrom will correlate the message with the one passed in parameter. It will assign the 'req' message correlation ID to the message correlation ID, both specified in AsyncAPI spec.

type PongMessage

type PongMessage struct {
	// Headers will be used to fill the message headers
	Headers struct {
		// Description: Correlation ID set by client on corresponding request
		CorrelationID *string `json:"correlation_id"`
	}

	// Payload will be inserted in the message payload
	Payload struct {
		// Description: Pong message
		Message string `json:"message"`

		// Description: Pong creation time
		Time time.Time `json:"time"`
	}
}

PongMessage is the message expected for 'Pong' channel

func NewPongMessage

func NewPongMessage() PongMessage

func (PongMessage) CorrelationID added in v0.4.0

func (msg PongMessage) CorrelationID() string

CorrelationID will give the correlation ID of the message, based on AsyncAPI spec

func (*PongMessage) SetAsResponseFrom added in v0.5.0

func (msg *PongMessage) SetAsResponseFrom(req MessageWithCorrelationID)

SetAsResponseFrom will correlate the message with the one passed in parameter. It will assign the 'req' message correlation ID to the message correlation ID, both specified in AsyncAPI spec.

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