rename tag from isValid to validateFn

Author: peczenyj

baked_in.go

@@ -244,7 +244,7 @@ var (
 		"cron":                          isCron,
 		"spicedb":                       isSpiceDB,
 		"ein":                           isEIN,
-    "isvalid":                       isValid,
+		"validateFn":                    isValidateFn,
 	}
 )
 
@@ -3079,7 +3079,7 @@ func isEIN(fl FieldLevel) bool {
 	return einRegex().MatchString(field.String())
 }
 
-func isValid(fl FieldLevel) bool {
+func isValidateFn(fl FieldLevel) bool {
 	if instance, ok := tryConvertFieldTo[interface{ Validate() error }](fl.Field()); ok {
 		return instance.Validate() == nil
 	}
@@ -3103,4 +3103,4 @@ func convertFieldTo[V any](field reflect.Value) (v V, ok bool) {
 
 	var zero V
 	return zero, false
-}
+}

doc.go

@@ -756,12 +756,12 @@ in a field of the struct specified via a parameter.
 	// For slices of struct:
 	Usage: unique=field
 
-# IsValid
+# ValidateFn
 
 This validates that an object respects the interface `Validate() error` and
 the method `Validate` does not return an error.
 
-	Usage: isvalid
+	Usage: validateFn
 
 # Alpha Only
 

validator_test.go

@@ -14236,7 +14236,7 @@ func TestIsValid(t *testing.T) {
 
 		type Test struct {
 			String string
-			Inner  *NotRed `validate:"isvalid"`
+			Inner  *NotRed `validate:"validateFn"`
 		}
 
 		var tt Test
@@ -14247,7 +14247,7 @@ func TestIsValid(t *testing.T) {
 		fe := errs.(ValidationErrors)[0]
 		Equal(t, fe.Field(), "Inner")
 		Equal(t, fe.Namespace(), "Test.Inner")
-		Equal(t, fe.Tag(), "isvalid")
+		Equal(t, fe.Tag(), "validateFn")
 
 		tt.Inner = &NotRed{Color: "blue"}
 		errs = validate.Struct(tt)
@@ -14260,7 +14260,7 @@ func TestIsValid(t *testing.T) {
 		fe = errs.(ValidationErrors)[0]
 		Equal(t, fe.Field(), "Inner")
 		Equal(t, fe.Namespace(), "Test.Inner")
-		Equal(t, fe.Tag(), "isvalid")
+		Equal(t, fe.Tag(), "validateFn")
 
 	})
 
@@ -14269,7 +14269,7 @@ func TestIsValid(t *testing.T) {
 
 		type Test2 struct {
 			String string
-			Inner  NotRed `validate:"isvalid"`
+			Inner  NotRed `validate:"validateFn"`
 		}
 
 		var tt2 Test2
@@ -14289,6 +14289,6 @@ func TestIsValid(t *testing.T) {
 		fe := errs.(ValidationErrors)[0]
 		Equal(t, fe.Field(), "Inner")
 		Equal(t, fe.Namespace(), "Test2.Inner")
-		Equal(t, fe.Tag(), "isvalid")
+		Equal(t, fe.Tag(), "validateFn")
 	})
 }