error handling

internal/plugin/musify.go

@@ -1,6 +1,7 @@
 package plugin
 
 import (
+	"errors"
 	"regexp"
 	"strings"
 
@@ -48,8 +49,9 @@ func (m Musify) RegexSong() *regexp.Regexp {
 	return regexp.MustCompile(`(?i)https?://musify\.club/track/[a-z\-0-9]+`)
 }
 
-func parseArtistContact(contact *goquery.Selection) data.Artist {
+func parseArtistContact(contact *goquery.Selection) (data.Artist, error) {
 	artist := data.Artist{}
+	var err error
 
 	anchor := contact.Find("a")
 	if anchor.Length() > 0 {
@@ -65,6 +67,8 @@ func parseArtistContact(contact *goquery.Selection) data.Artist {
 		if name, nameExists := anchor.Attr("title"); nameExists {
 			artist.Name = name
 		}
+	} else {
+		err = errors.New("no anchor found")
 	}
 
 	/*
@@ -78,11 +82,12 @@ func parseArtistContact(contact *goquery.Selection) data.Artist {
 				artist_thumbnail = image_soup.get("src")
 	*/
 
-	return artist
+	return artist, err
 }
 
-func parseAlbumContact(contact *goquery.Selection) data.Album {
+func parseAlbumContact(contact *goquery.Selection) (data.Album, error) {
 	album := data.Album{}
+	var err error
 
 	/*
 		<div class="contacts__item">
@@ -118,6 +123,8 @@ func parseAlbumContact(contact *goquery.Selection) data.Album {
 			splitAttr := strings.Split(strings.TrimSpace(titleDate), delimiter)
 			album.Name = strings.Join(splitAttr[:len(splitAttr)-1], delimiter)
 		}
+	} else {
+		err = errors.New("no anchor found")
 	}
 
 	contactInfo := contact.Find("div.contacts__info")
@@ -157,7 +164,7 @@ func parseAlbumContact(contact *goquery.Selection) data.Album {
 		}
 	}
 
-	return album
+	return album, err
 }
 
 func parseContactContainer(contactContainer *goquery.Selection) []data.MusicObject {
@@ -171,9 +178,13 @@ func parseContactContainer(contactContainer *goquery.Selection) []data.MusicObje
 
 			if exists {
 				if strings.Contains(url, "artist") {
-					res = append(res, parseArtistContact(contact))
+					if artist, err := parseArtistContact(contact); err == nil {
+						res = append(res, artist)
+					}
 				} else if strings.Contains(url, "release") {
-					res = append(res, parseAlbumContact(contact))
+					if album, err := parseAlbumContact(contact); err == nil {
+						res = append(res, album)
+					}
 				}
 			}
 		}