fix the behaviour of trailing slashes for paths

Author: dpouris

go.mod

@@ -1,3 +1,3 @@
 module github.com/dpouris/goster
 
-go 1.18
+go 1.21

meta.go

@@ -36,24 +36,26 @@ func (p *Path) Get(id string) (value string, exists bool) {
 }
 
 // Pass in a `url` and see if there're parameters in it
-// 
+//
 // If there're, ParseUrl will construct a Params struct and populate Meta.Query.Params
-// 
+//
 // If there aren't any, ParseUrl will return the error that occurred
-// 
+//
 // The `url` string reference that is passed in will have the parameters stripped in either case
 func (m *Meta) ParseUrl(url *string) (err error) {
 	paramValues := make(map[string]string, 0)
 	paramPattern := regexp.MustCompile(`\?.+(\/)?`)
-	pathPattern := regexp.MustCompile(`^(\/\w+)+(\?)?`)
+	pathPattern := regexp.MustCompile(`^(\/\w+)+(\/)*(\?)?`)
 	defer func() {
 		m.Query = Params{
 			values: paramValues,
 		}
-	}()
-
-	defer func() {
-		*url = strings.Trim(pathPattern.FindString(*url), "?")
+		matchedStr := pathPattern.FindString(*url)
+		if len(matchedStr) != 0 {
+			*url = matchedStr
+		}
+		*url = strings.Trim(*url, "?")
+		cleanPath(url)
 	}()
 
 	params := paramPattern.FindString(*url)

utils.go

@@ -12,18 +12,15 @@ func DefaultHeader(c *Ctx) {
 }
 
 func cleanPath(path *string) {
-	if *path == "/" {
-		*path = ""
+	if len(*path) == 0 {
 		return
 	}
 
 	if (*path)[0] != '/' {
 		*path = "/" + *path
 	}
 
-	*path = strings.TrimRightFunc(*path, func(r rune) bool {
-		return r == '/'
-	})
+	*path = strings.TrimSuffix(*path, "/")
 }
 
 func cleanEmptyBytes(b *[]byte) {