delete unnecessary type to define default user property

jwtmiddleware.go

@@ -17,8 +17,6 @@ var (
 )
 
 type (
-	// UserProperty default type to write jwt token to request context
-	UserProperty string
 	// MiddlewareOption used to define `functional options` approach
 	MiddlewareOption func(*options)
 	// TokenExtractor function to extract token and used to define custom extractors
@@ -107,7 +105,7 @@ func WithUserProperty(property interface{}) MiddlewareOption {
 // New creates an instance of the jwt middleware
 func New(opts ...MiddlewareOption) *Middleware {
 	defaults := &options{
-		userProperty:  UserProperty("user"),
+		userProperty:  "user",
 		signingMethod: jwt.SigningMethodHS256,
 		errorHandler:  onError,
 		extractor:     BearerExtractor,

jwtmiddleware_test.go

@@ -37,7 +37,7 @@ func TestNew(t *testing.T) {
 		t.Errorf("wrong default signingMethod got %v", m.options.signingMethod)
 	}
 
-	if reflect.TypeOf(m.options.userProperty) != reflect.TypeOf(UserProperty("")) {
+	if m.options.userProperty != "user" {
 		t.Errorf("expect an instance of jwtmiddleware.UserProperty type, got %v", reflect.TypeOf(m.options.userProperty))
 	}