fix url parse

sparte.go

@@ -11,28 +11,14 @@ import (
 	"strings"
 )
 
-// A better url parser see:
-// https://stackoverflow.com/questions/62083272/parsing-url-with-port-and-without-scheme
-func ParseRawURL(rawurl string) (u *url.URL, err error) {
-	u, err := url.ParseRequestURI(rawurl)
-	if err != nil || u.Host == "" {
-		u, repErr := url.ParseRequestURI("https://" + rawurl)
-		if repErr != nil {
-			fmt.Printf("Could not parse raw url: %s, error: %v", rawurl, err)
-			u = nil
-			return
-		}
-		err = nil
-		return
-	}
-
-	return
-}
-
 // SpartanURL parses u and calls SpartanParsedURL with the parsed url
 func SpartanURL(u string) bool {
-	parsed, err := ParseRawURL(u)
+	parsed, err := url.Parse(u)
+	if parsed.Scheme != "" && parsed.Host == "" {
+		parsed, err = url.Parse("spartan://" + u)
+	}
 	if err != nil {
+		fmt.Println("invalid url")
 		return false
 	}
 	if parsed.Scheme != "spartan" {