remove validatable logic as it does't really work, both with clarity and pointer vs non-pointer receivers

cache.go

@@ -2,7 +2,6 @@ package validator
 
 import (
 	"fmt"
-	"log"
 	"reflect"
 	"strings"
 	"sync"
@@ -27,7 +26,7 @@ const (
 )
 
 // var (
-// 	validatable = reflect.ValueOf((*Validatable)(nil)).Elem()
+// 	validatable = reflect.TypeOf((*Validatable)(nil)).Elem()
 // )
 
 type structCache struct {
@@ -115,14 +114,25 @@ func (v *Validate) extractStructCache(current reflect.Value, sName string) *cStr
 
 	cs = &cStruct{Name: sName, fields: make(map[int]*cField), fn: v.structLevelFuncs[typ]}
 
-	if vable, ok := reflect.PtrTo(typ).(Validatable); ok {
+	// newVal := reflect.New(typ)
 
-		if cs.fn != nil {
-			log.Println("warning: struct level validation overriding 'Validatabe' interface function")
-		} else {
-			cs.fn = vable.Validate
-		}
-	}
+	// // fmt.Println("implements:", reflect.PtrTo(typ).Implements(validatable))
+	// tv1, tv2 := newVal.Interface().(Validatable)
+	// // tv1, tv2 := reflect.PtrTo(typ).Elem().(Validatable)
+	// fmt.Println("implements2:", tv1, tv2)
+	// // fmt.Println("Testing if Validatable", tv1, tv2, reflect.PtrTo(typ), current, current.Type(), typ)
+
+	// if vable, ok := reflect.New(typ).Interface().(Validatable); ok {
+
+	// 	// fmt.Println("Validatable", cs.fn)
+
+	// 	if cs.fn != nil {
+	// 		log.Println("warning: struct level validation overriding 'Validatabe' interface function")
+	// 	} else {
+	// 		cs.fn = vable.Validate
+	// 		// fmt.Println(cs.fn)
+	// 	}
+	// }
 
 	numFields := current.NumField()
 

validator_test.go

@@ -304,6 +304,86 @@ type TestStructReturnValidationErrors struct {
 	Inner1 *TestStructReturnValidationErrorsInner1 `json:"Inner1JSON"`
 }
 
+// type TestValidatablePtr struct {
+// 	Value string
+// }
+
+// func (tv *TestValidatablePtr) Validate(sl StructLevel) {
+
+// 	fmt.Printf("HERE *********** %p %#v\n", tv, tv)
+// 	if len(tv.Value) == 0 {
+// 		sl.ReportError(reflect.ValueOf(tv.Value), "Value", "Value", "required")
+// 	}
+// }
+
+// type TestValidatableNoPtr struct {
+// 	Value string
+// }
+
+// func (tv TestValidatableNoPtr) Validate(sl StructLevel) {
+
+// 	fmt.Println("HERE2 ***********")
+// 	if len(tv.Value) == 0 {
+// 		sl.ReportError(reflect.ValueOf(tv.Value), "Value", "Value", "required")
+// 	}
+// }
+
+// var _ Validatable = new(TestValidatablePtr)
+
+// func TestStructLevelValidatableInterfaceValidations(t *testing.T) {
+
+// 	// validate := New()
+
+// 	// tv := &TestValidatablePtr{Value: "tst3"}
+
+// 	// fmt.Println("VALIDATING***************")
+// 	// err := validate.Struct(tv)
+// 	// NotEqual(t, err, nil)
+
+// 	// var tv2 TestValidatableNoPtr
+
+// 	// fmt.Println("VALIDATING***************")
+// 	// err = validate.Struct(tv2)
+// 	// NotEqual(t, err, nil)
+
+// 	// tv3 := &TestValidatablePtr{Value: "test"}
+
+// 	// fmt.Println("VALIDATING***************")
+// 	// err = validate.Struct(tv3)
+// 	// Equal(t, err, nil)
+
+// 	// v1 := New()
+// 	// v1.RegisterStructValidation(StructValidationTestStruct, TestStruct{})
+
+// 	// tst := &TestStruct{
+// 	// 	String: "good value",
+// 	// }
+
+// 	// errs := v1.Struct(tst)
+// 	// NotEqual(t, errs, nil)
+// 	// AssertError(t, errs, "TestStruct.StringVal", "TestStruct.String", "StringVal", "String", "badvalueteststruct")
+
+// 	// v2 := New()
+// 	// v2.RegisterStructValidation(StructValidationNoTestStructCustomName, TestStruct{})
+
+// 	// errs = v2.Struct(tst)
+// 	// NotEqual(t, errs, nil)
+// 	// AssertError(t, errs, "TestStruct.String", "TestStruct.String", "String", "String", "badvalueteststruct")
+
+// 	// v3 := New()
+// 	// v3.RegisterStructValidation(StructValidationTestStructInvalid, TestStruct{})
+
+// 	// errs = v3.Struct(tst)
+// 	// NotEqual(t, errs, nil)
+// 	// AssertError(t, errs, "TestStruct.StringVal", "TestStruct.String", "StringVal", "String", "badvalueteststruct")
+
+// 	// v4 := New()
+// 	// v4.RegisterStructValidation(StructValidationTestStructSuccess, TestStruct{})
+
+// 	// errs = v4.Struct(tst)
+// 	// Equal(t, errs, nil)
+// }
+
 func TestNameNamespace(t *testing.T) {
 
 	type Inner2Namespace struct {