Removed one nesting level by removing select statement.

internal/radio/icecast.go

@@ -196,33 +196,32 @@ func (pw *PlaylistLogWatcher) Watch(playlistPath string, n int) (err error) {
 
 	go func() {
 		for {
-			select {
-			case mask := <-pw.changed:
-				if mask&syscall.IN_MODIFY > 0 {
-					lastPlayedCacheMutex.Lock()
-					songs, err := icecastLastPlayedSongs(playlistPath, 1)
-					if err == nil && len(songs) > 0 {
-						CheckAndUpdateMostListenedSong(songs[0], currentlyPlaying)
-						if currentlyPlaying.Time == "" {
-							currentlyPlaying = songs[0]
+			mask := <-pw.changed
+
+			if mask&syscall.IN_MODIFY > 0 {
+				lastPlayedCacheMutex.Lock()
+				songs, err := icecastLastPlayedSongs(playlistPath, 1)
+				if err == nil && len(songs) > 0 {
+					CheckAndUpdateMostListenedSong(songs[0], currentlyPlaying)
+					if currentlyPlaying.Time == "" {
+						currentlyPlaying = songs[0]
+					} else {
+						currentlyPlaying.Listeners = songs[0].Listeners
+						if len(lastPlayedCache) == n {
+							lastPlayedCache = append(lastPlayedCache[1:], currentlyPlaying)
 						} else {
-							currentlyPlaying.Listeners = songs[0].Listeners
-							if len(lastPlayedCache) == n {
-								lastPlayedCache = append(lastPlayedCache[1:], currentlyPlaying)
-							} else {
-								lastPlayedCache = append(lastPlayedCache, currentlyPlaying)
-							}
-							currentlyPlaying = songs[0]
+							lastPlayedCache = append(lastPlayedCache, currentlyPlaying)
 						}
-					} else if err != nil {
-						log.Println("failed to retrieve last songs:", err)
+						currentlyPlaying = songs[0]
 					}
-					lastPlayedCacheMutex.Unlock()
-				} else if mask&syscall.IN_IGNORED > 0 {
-					pw.Close()
-					pw.Watch(playlistPath, n)
-					return
+				} else if err != nil {
+					log.Println("failed to retrieve last songs:", err)
 				}
+				lastPlayedCacheMutex.Unlock()
+			} else if mask&syscall.IN_IGNORED > 0 {
+				pw.Close()
+				pw.Watch(playlistPath, n)
+				return
 			}
 		}
 	}()