clean up scanner func order

scanner/scanner.go

@@ -283,8 +283,7 @@ func (s *Scanner) handleTrack(it *item) error {
 	// set album if this is the first track in the folder
 	folder := s.curFolder()
 	if !folder.ReceivedPaths || folder.ReceivedTags {
-		// the folder hasn't been modified
-		// or already has it's tags
+		// the folder hasn't been modified or already has it's tags
 		return nil
 	}
 	folder.TagTitle = tags.Album()

scanner/tags.go

@@ -8,6 +8,31 @@ import (
 	"github.com/pkg/errors"
 )
 
+type tags struct {
+	map_  map[string]string
+	props *audiotags.AudioProperties
+}
+
+func readTags(path string) (*tags, error) {
+	map_, props, err := audiotags.Read(path)
+	if err != nil {
+		return nil, errors.Wrap(err, "audiotags module")
+	}
+	return &tags{
+		map_:  map_,
+		props: props,
+	}, nil
+}
+
+func (t *tags) firstTag(keys ...string) string {
+	for _, key := range keys {
+		if val, ok := t.map_[key]; ok {
+			return val
+		}
+	}
+	return ""
+}
+
 func intSep(in, sep string) int {
 	if in == "" {
 		return 0
@@ -20,20 +45,6 @@ func intSep(in, sep string) int {
 	return out
 }
 
-type tags struct {
-	map_  map[string]string
-	props *audiotags.AudioProperties
-}
-
-func (t *tags) firstTag(keys ...string) string {
-	for _, key := range keys {
-		if val, ok := t.map_[key]; ok {
-			return val
-		}
-	}
-	return ""
-}
-
 func (t *tags) Title() string       { return t.firstTag("title") }
 func (t *tags) Artist() string      { return t.firstTag("artist") }
 func (t *tags) Album() string       { return t.firstTag("album") }
@@ -43,14 +54,3 @@ func (t *tags) TrackNumber() int    { return intSep(t.firstTag("tracknumber"), "
 func (t *tags) DiscNumber() int     { return intSep(t.firstTag("discnumber"), "/") }   // eg. 1/2
 func (t *tags) Length() int         { return t.props.Length }
 func (t *tags) Bitrate() int        { return t.props.Bitrate }
-
-func readTags(path string) (*tags, error) {
-	map_, props, err := audiotags.Read(path)
-	if err != nil {
-		return nil, errors.Wrap(err, "audiotags module")
-	}
-	return &tags{
-		map_:  map_,
-		props: props,
-	}, nil
-}