refactor(error): moved error logic into correct modules

comic/download.go

@@ -11,6 +11,15 @@ import (
 	cloudflarebp "github.com/DaRealFreak/cloudflare-bp-go"
 )
 
+type ComicDownloadError struct {
+	Message string
+	Code    int
+}
+
+func (c ComicDownloadError) Error() string {
+	return c.Message
+}
+
 // downloadFile downloads a file from a given URL and saves it to a specified location.
 //
 // The function takes a URL string, a page number, and a Comic struct as parameters.

comic/error.go

@@ -1,19 +0,0 @@
-package comic
-
-type ImageParseError struct {
-	Message string
-	Code    int
-}
-
-type ComicDownloadError struct {
-	Message string
-	Code    int
-}
-
-func (i ImageParseError) Error() string {
-	return i.Message
-}
-
-func (c ComicDownloadError) Error() string {
-	return c.Message
-}

comic/parser.go

@@ -8,6 +8,15 @@ import (
 	"github.com/PuerkitoBio/goquery"
 )
 
+type ImageParseError struct {
+	Message string
+	Code    int
+}
+
+func (i ImageParseError) Error() string {
+	return i.Message
+}
+
 // Markup retrieves the HTML content from a given URL and returns a goquery Document.
 //
 // url is the URL to retrieve the HTML content from.