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livereload: Add missing GoDoc

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This commit is contained in:
Bjørn Erik Pedersen 2016-03-24 14:05:08 +01:00
parent e467d23374
commit 218fceac35
1 changed files with 8 additions and 1 deletions
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9
livereload/livereload.go
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@ -45,6 +45,8 @@ import (
var upgrader = &websocket.Upgrader{ReadBufferSize: 1024, WriteBufferSize: 1024} var upgrader = &websocket.Upgrader{ReadBufferSize: 1024, WriteBufferSize: 1024}
// Handler is a HandlerFunc handling the livereload
// Websocket interaction.
func Handler(w http.ResponseWriter, r *http.Request) { func Handler(w http.ResponseWriter, r *http.Request) {
ws, err := upgrader.Upgrade(w, r, nil) ws, err := upgrader.Upgrade(w, r, nil)
if err != nil { if err != nil {
@ -57,21 +59,26 @@ func Handler(w http.ResponseWriter, r *http.Request) {
c.reader() c.reader()
} }
// Initialize starts the Websocket Hub handling live reloads.
func Initialize() { func Initialize() {
go wsHub.run() go wsHub.run()
} }
// ForceRefresh tells livereload to force a hard refresh.
func ForceRefresh() { func ForceRefresh() {
// Tell livereload a js file changed to force a hard refresh
RefreshPath("/x.js") RefreshPath("/x.js")
} }
// RefreshPath tells livereload to refresh only the given path.
// If that path points to a CSS stylesheet or an image, only the changes
// will be updated in the browser, not the entire page.
func RefreshPath(s string) { func RefreshPath(s string) {
// Tell livereload a file has changed - will force a hard refresh if not CSS or an image // Tell livereload a file has changed - will force a hard refresh if not CSS or an image
urlPath := strings.Replace(s, "\\", "/", -1) // If path has backslashes on Windows, make path work for URL urlPath := strings.Replace(s, "\\", "/", -1) // If path has backslashes on Windows, make path work for URL
wsHub.broadcast <- []byte(`{"command":"reload","path":"` + urlPath + "\"" + `,"originalPath":"","liveCSS":true,"liveImg":true}`) wsHub.broadcast <- []byte(`{"command":"reload","path":"` + urlPath + "\"" + `,"originalPath":"","liveCSS":true,"liveImg":true}`)
} }
// ServeJS serves the liverreload.js who's reference is injected into the page.
func ServeJS(w http.ResponseWriter, r *http.Request) { func ServeJS(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/javascript") w.Header().Set("Content-Type", "application/javascript")
w.Write(livereloadJS) w.Write(livereloadJS)