Method Watch

watch.go:15–48

Watch watches an endpoint for changes, if it supports them.

(
	ch chan []string,
	excludePatterns []string,
	log termlog.Logger,
)

// Watch watches an endpoint for changes, if it supports them.
func (r Route) Watch(
	ch chan []string,
	excludePatterns []string,
	log termlog.Logger,
) (*moddwatch.Watcher, error) {
	wd, err := os.Getwd()
	if err != nil {
		return nil, err
	}
	var watcher *moddwatch.Watcher
	switch r.Endpoint.(type) {
	case *filesystemEndpoint:
		ep := *r.Endpoint.(*filesystemEndpoint)
		modchan := make(chan *moddwatch.Mod, 1)
		watcher, err = moddwatch.Watch(
			wd,
			[]string{ep.Root + "/...", "**"},
			excludePatterns,
			batchTime,
			modchan,
		)
		if err != nil {
			return nil, err
		}
		go func() {
			for mod := range modchan {
				if !mod.Empty() {
					ch <- mod.All()
				}
			}
		}()
	}
	return watcher, nil
}

// WatchPaths watches a set of paths, and broadcasts changes through reloader.
func WatchPaths(paths, excludePatterns []string, reloader livereload.Reloader, log termlog.Logger) error {