watcher

package
v0.20.1 Latest Latest
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Published: Oct 1, 2018 License: MIT Imports: 8 Imported by: 0

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Types

type DiscerningListener

type DiscerningListener interface {
	Listener
	WatchDir(info os.FileInfo) bool
	WatchFile(basename string) bool
}

DiscerningListener allows the receiver to selectively watch files.

type Listener

type Listener interface {
	// Refresh is invoked by the watcher on relevant filesystem events.
	// If the listener returns an error, it is served to the user on the current request.
	Refresh() *utils.Error
}

Listener is an interface for receivers of filesystem events.

type Watcher

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

Watcher allows listeners to register to be notified of changes under a given directory.

func NewWatcher

func NewWatcher(paths *model.RevelContainer, eagerRefresh bool) *Watcher

Creates a new watched based on the container

func (*Watcher) Listen

func (w *Watcher) Listen(listener Listener, roots ...string)

Listen registers for events within the given root directories (recursively).

func (*Watcher) Notify

func (w *Watcher) Notify() *utils.Error

Notify causes the watcher to forward any change events to listeners. It returns the first (if any) error returned.

func (*Watcher) NotifyWhenUpdated

func (w *Watcher) NotifyWhenUpdated(listener Listener, watcher *fsnotify.Watcher)

NotifyWhenUpdated notifies the watcher when a file event is received.

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