Fixed errcheck linter complaints

patches/add-item/add-item.go

@@ -3,6 +3,7 @@ package main
 import (
 	"flag"
 
+	"github.com/akyoto/color"
 	"github.com/animenotifier/notify.moe/arn"
 )
 
@@ -33,17 +34,28 @@ func main() {
 		// Single user
 		user, err := arn.GetUserByNick(nick)
 		arn.PanicOnError(err)
-		addItemToUser(user)
+		err = addItemToUser(user)
+		arn.PanicOnError(err)
 	} else {
 		// All users
 		for user := range arn.StreamUsers() {
-			addItemToUser(user)
+			err = addItemToUser(user)
+
+			if err != nil {
+				color.Red(err.Error())
+			}
 		}
 	}
 }
 
-func addItemToUser(user *arn.User) {
+func addItemToUser(user *arn.User) error {
 	inventory := user.Inventory()
-	inventory.AddItem(itemID, uint(quantity))
+	err := inventory.AddItem(itemID, uint(quantity))
+
+	if err != nil {
+		return err
+	}
+
 	inventory.Save()
+	return nil
 }

patches/kitsu-download-anime-images/kitsu-download-anime-images.go

@@ -47,7 +47,11 @@ func main() {
 
 	for index, anime := range allAnime {
 		fmt.Printf("%d / %d\n", index+1, len(allAnime))
-		work(anime)
+		err := work(anime)
+
+		if err != nil {
+			color.Red(err.Error())
+		}
 	}
 
 	// Give file buffers some time, just to be safe
@@ -63,16 +67,18 @@ func work(anime *arn.Anime) error {
 	response, err := client.Get(kitsuOriginal).End()
 
 	if err != nil {
-		color.Red("%s (%s)", err.Error(), kitsuOriginal)
-		return err
+		return fmt.Errorf("%s (%s)", err.Error(), kitsuOriginal)
 	}
 
 	if response.StatusCode() != http.StatusOK {
-		color.Red("Status %d (%s)", response.StatusCode(), kitsuOriginal)
-		return err
+		return fmt.Errorf("Status %d (%s)", response.StatusCode(), kitsuOriginal)
 	}
 
-	anime.SetImageBytes(response.Bytes())
+	err = anime.SetImageBytes(response.Bytes())
+
+	if err != nil {
+		return err
+	}
 
 	// Try to free up some memory
 	runtime.GC()

patches/optimize-all-webm-files/optimize-all-webm-files.go

@@ -64,7 +64,7 @@ func mkclean(file string) error {
 
 // Read files in a given directory and apply a function on them
 func readFiles(root string, onFile func(string) error) {
-	filepath.Walk(root, func(name string, info os.FileInfo, err error) error {
+	err := filepath.Walk(root, func(name string, info os.FileInfo, err error) error {
 		if err != nil {
 			color.Red(err.Error())
 			return err
@@ -87,4 +87,8 @@ func readFiles(root string, onFile func(string) error) {
 		// Always continue traversing the directory
 		return nil
 	})
+
+	if err != nil {
+		color.Red(err.Error())
+	}
 }

patches/remove-character-borders/remove-character-borders.go

@@ -62,7 +62,13 @@ func process(character *arn.Character) {
 		return
 	}
 
-	character.SetImageBytes(buffer.Bytes())
+	err = character.SetImageBytes(buffer.Bytes())
+
+	if err != nil {
+		color.Red(err.Error())
+		return
+	}
+
 	character.Save()
 }
 

patches/user-references/user-references.go

@@ -33,7 +33,11 @@ func main() {
 		user.ForceSetNick(user.Nick)
 
 		if user.Email != "" {
-			user.SetEmail(user.Email)
+			err := user.SetEmail(user.Email)
+
+			if err != nil {
+				color.Red(err.Error())
+			}
 		}
 
 		if user.Accounts.Google.ID != "" {