cmd: watch now works with file input and output (not just dirs), see #…

…372

cmd/minify/main.go

@@ -285,13 +285,10 @@ func run() int {
 			return 1
 		}
 	}
-	if !dirDst && (sync || watch) {
+	if !dirDst && sync {
 		if sync {
 			Error.Println("--sync requires destination to be a directory")
 		}
-		if watch {
-			Error.Println("--watch requires destination to be a directory")
-		}
 		return 1
 	}
 	if verbose {
@@ -373,6 +370,7 @@ func run() int {
 		go minifyWorker(chanTasks, chanFails)
 	}
 
+	fmt.Println(watch)
 	if !watch {
 		for _, task := range tasks {
 			chanTasks <- task
@@ -395,6 +393,7 @@ func run() int {
 		if !recursive {
 			files = inputs
 		}
+		fmt.Println(files)
 		for _, filename := range files {
 			watcher.AddPath(filename)
 			if filename == output {

cmd/minify/watch.go

@@ -91,7 +91,7 @@ func (w *Watcher) Run() chan string {
 							watched = true
 							break
 						}
-					} else if rel, err := filepath.Rel(path, event.Name); err == nil {
+					} else if _, err := filepath.Rel(path, event.Name); err == nil {
 						// dir in w.paths
 						watched = true
 						break