emitter

package
Version: v0.0.0-...-efdff95 Latest Latest
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Published: Apr 3, 2018 License: MIT Imports: 4 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func Emit

func Emit(name string, data interface{})

Emit an event

func MatchListeners

func MatchListeners(path string) []string

MatchListeners return a list of matching event names replacing * with any char and assuming a namespacing built with dots (.) eg. device_name.uu-id-val

func Off

func Off(name string, callback *Callback)

Off Removes all callbacks from an event

func On

func On(event string, callback *Callback)

On registers to an event

func RemoveListeners

func RemoveListeners(pattern string, callback *Callback)

RemoveListeners drop a list of listeners by event name

Types

type BaseEvent

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

BaseEvent contains unspecialized information about what happened

func (BaseEvent) GetData

func (e BaseEvent) GetData() interface{}

GetData return the event data

func (BaseEvent) GetName

func (e BaseEvent) GetName() string

GetName return the event name

type Callback

type Callback func(ev Event)

Callback is a function to be invoked when an event happens

func NewCallback

func NewCallback(fn func(ev Event)) *Callback

NewCallback creates a new Callback to be passed to the emitter

type Event

type Event interface {
	GetName() string
	GetData() interface{}
}

Event contains information about what happened

Source Files

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