httpwatch

package module

v0.0.0-...-91a79af Latest Latest Go to latest Published: Jun 27, 2025 License: MIT Imports: 15 Imported by: 0

Details

Simple tool to serve files from a given directory.

Supports watching for files changes and emitting an event over a websocket.

# Serve the current directory at / and watch for html, js, or css file changes.
http-watch -dir=. -pattern=".*(.html|.js|.css)"

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func HeaderMiddleware(headers http.Header) func(http.Handler) http.Handler

HeaderMiddleware returns a middleware that sets one or more values per header key

func NewFileServer(dir string, useGzip bool) http.Handler

func NewWatcherFn(ctx context.Context, cfg WatcherConfig, b *Broadcaster) (func(), error)

func NewWebsocketHandler(b *Broadcaster) http.HandlerFunc

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

Broadcaster struct manages subscribers and broadcasting events to them.

func NewBroadcaster() *Broadcaster

func (b *Broadcaster) AddSubscriber() Subscriber

AddSubscriber adds a new subscriber channel to the broadcaster.

func (b *Broadcaster) Broadcast(message string)

Broadcast sends the message to all active subscribers.

func (b *Broadcaster) Remove(ch Subscriber)

Remove removes a subscriber channel from the broadcaster.

type Subscriber chan string

type WatcherConfig struct {
	Recursive   bool
	Dir         string
	FilePattern string
}