pharnexbase
/
validator
11
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Expose Methods for Custom functions

Browse Source 
Exposed previously unexposed functions for use within custom functions.
* ExtractType
* GetStructFieldOK
pull/172/head
joeybloggs 9 years ago
parent eab946fcd9
commit 830d270923
4 changed files with 73 additions and 65 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 24
      baked_in.go
  2. 52
      util.go
  3. 6
      validator.go
  4. 56
      validator_test.go

24
baked_in.go
Unescape View File

@ -260,7 +260,7 @@ func contains(v *Validate, topStruct reflect.Value, currentStructOrField reflect
func isNeField(v *Validate, topStruct reflect.Value, currentStructOrField reflect.Value, field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string) bool {
currentField, currentKind, ok := v.getStructFieldOK(currentStructOrField, param)
currentField, currentKind, ok := v.GetStructFieldOK(currentStructOrField, param)
if !ok || currentKind != fieldKind {
return true
@ -307,7 +307,7 @@ func isNe(v *Validate, topStruct reflect.Value, currentStructOrField reflect.Val
func isLteCrossStructField(v *Validate, topStruct reflect.Value, current reflect.Value, field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string) bool {
topField, topKind, ok := v.getStructFieldOK(topStruct, param)
topField, topKind, ok := v.GetStructFieldOK(topStruct, param)
if !ok || topKind != fieldKind {
return false
}
@ -348,7 +348,7 @@ func isLteCrossStructField(v *Validate, topStruct reflect.Value, current reflect
func isLtCrossStructField(v *Validate, topStruct reflect.Value, current reflect.Value, field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string) bool {
topField, topKind, ok := v.getStructFieldOK(topStruct, param)
topField, topKind, ok := v.GetStructFieldOK(topStruct, param)
if !ok || topKind != fieldKind {
return false
}
@ -389,7 +389,7 @@ func isLtCrossStructField(v *Validate, topStruct reflect.Value, current reflect.
func isGteCrossStructField(v *Validate, topStruct reflect.Value, current reflect.Value, field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string) bool {
topField, topKind, ok := v.getStructFieldOK(topStruct, param)
topField, topKind, ok := v.GetStructFieldOK(topStruct, param)
if !ok || topKind != fieldKind {
return false
}
@ -430,7 +430,7 @@ func isGteCrossStructField(v *Validate, topStruct reflect.Value, current reflect
func isGtCrossStructField(v *Validate, topStruct reflect.Value, current reflect.Value, field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string) bool {
topField, topKind, ok := v.getStructFieldOK(topStruct, param)
topField, topKind, ok := v.GetStructFieldOK(topStruct, param)
if !ok || topKind != fieldKind {
return false
}
@ -471,7 +471,7 @@ func isGtCrossStructField(v *Validate, topStruct reflect.Value, current reflect.
func isNeCrossStructField(v *Validate, topStruct reflect.Value, current reflect.Value, field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string) bool {
topField, currentKind, ok := v.getStructFieldOK(topStruct, param)
topField, currentKind, ok := v.GetStructFieldOK(topStruct, param)
if !ok || currentKind != fieldKind {
return true
}
@ -512,7 +512,7 @@ func isNeCrossStructField(v *Validate, topStruct reflect.Value, current reflect.
func isEqCrossStructField(v *Validate, topStruct reflect.Value, current reflect.Value, field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string) bool {
topField, topKind, ok := v.getStructFieldOK(topStruct, param)
topField, topKind, ok := v.GetStructFieldOK(topStruct, param)
if !ok || topKind != fieldKind {
return false
}
@ -553,7 +553,7 @@ func isEqCrossStructField(v *Validate, topStruct reflect.Value, current reflect.
func isEqField(v *Validate, topStruct reflect.Value, currentStructOrField reflect.Value, field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string) bool {
currentField, currentKind, ok := v.getStructFieldOK(currentStructOrField, param)
currentField, currentKind, ok := v.GetStructFieldOK(currentStructOrField, param)
if !ok || currentKind != fieldKind {
return false
}
@ -718,7 +718,7 @@ func hasValue(v *Validate, topStruct reflect.Value, currentStructOrField reflect
func isGteField(v *Validate, topStruct reflect.Value, currentStructOrField reflect.Value, field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string) bool {
currentField, currentKind, ok := v.getStructFieldOK(currentStructOrField, param)
currentField, currentKind, ok := v.GetStructFieldOK(currentStructOrField, param)
if !ok || currentKind != fieldKind {
return false
}
@ -759,7 +759,7 @@ func isGteField(v *Validate, topStruct reflect.Value, currentStructOrField refle
func isGtField(v *Validate, topStruct reflect.Value, currentStructOrField reflect.Value, field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string) bool {
currentField, currentKind, ok := v.getStructFieldOK(currentStructOrField, param)
currentField, currentKind, ok := v.GetStructFieldOK(currentStructOrField, param)
if !ok || currentKind != fieldKind {
return false
}
@ -927,7 +927,7 @@ func hasMinOf(v *Validate, topStruct reflect.Value, currentStructOrField reflect
func isLteField(v *Validate, topStruct reflect.Value, currentStructOrField reflect.Value, field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string) bool {
currentField, currentKind, ok := v.getStructFieldOK(currentStructOrField, param)
currentField, currentKind, ok := v.GetStructFieldOK(currentStructOrField, param)
if !ok || currentKind != fieldKind {
return false
}
@ -968,7 +968,7 @@ func isLteField(v *Validate, topStruct reflect.Value, currentStructOrField refle
func isLtField(v *Validate, topStruct reflect.Value, currentStructOrField reflect.Value, field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string) bool {
currentField, currentKind, ok := v.getStructFieldOK(currentStructOrField, param)
currentField, currentKind, ok := v.GetStructFieldOK(currentStructOrField, param)
if !ok || currentKind != fieldKind {
return false
}

52
util.go
Unescape View File

@ -29,7 +29,11 @@ var (
}
)
func (v *Validate) extractType(current reflect.Value) (reflect.Value, reflect.Kind) {
// ExtractType gets the actual underlying type of field value.
// It will dive into pointers, customTypes and return you the
// underlying value and it's kind.
// it is exposed for use within you Custom Functions
func (v *Validate) ExtractType(current reflect.Value) (reflect.Value, reflect.Kind) {
switch current.Kind() {
case reflect.Ptr:
@ -38,7 +42,7 @@ func (v *Validate) extractType(current reflect.Value) (reflect.Value, reflect.Ki
return current, reflect.Ptr
}
return v.extractType(current.Elem())
return v.ExtractType(current.Elem())
case reflect.Interface:
@ -46,7 +50,7 @@ func (v *Validate) extractType(current reflect.Value) (reflect.Value, reflect.Ki
return current, reflect.Interface
}
return v.extractType(current.Elem())
return v.ExtractType(current.Elem())
case reflect.Invalid:
return current, reflect.Invalid
@ -55,7 +59,7 @@ func (v *Validate) extractType(current reflect.Value) (reflect.Value, reflect.Ki
if v.hasCustomFuncs {
if fn, ok := v.customTypeFuncs[current.Type()]; ok {
return v.extractType(reflect.ValueOf(fn(current)))
return v.ExtractType(reflect.ValueOf(fn(current)))
}
}
@ -63,9 +67,13 @@ func (v *Validate) extractType(current reflect.Value) (reflect.Value, reflect.Ki
}
}
func (v *Validate) getStructFieldOK(current reflect.Value, namespace string) (reflect.Value, reflect.Kind, bool) {
// GetStructFieldOK traverses a struct to retrieve a specific field denoted by the provided namespace and
// returns the field, field kind and whether is was successful in retrieving the field at all.
// NOTE: when not successful ok will be false, this can happen when a nested struct is nil and so the field
// could not be retrived because it didnt exist.
func (v *Validate) GetStructFieldOK(current reflect.Value, namespace string) (reflect.Value, reflect.Kind, bool) {
current, kind := v.extractType(current)
current, kind := v.ExtractType(current)
if kind == reflect.Invalid {
return current, kind, false
@ -108,7 +116,7 @@ func (v *Validate) getStructFieldOK(current reflect.Value, namespace string) (re
current = current.FieldByName(fld)
return v.getStructFieldOK(current, ns)
return v.GetStructFieldOK(current, ns)
}
case reflect.Array, reflect.Slice:
@ -129,7 +137,7 @@ func (v *Validate) getStructFieldOK(current reflect.Value, namespace string) (re
}
}
return v.getStructFieldOK(current.Index(arrIdx), namespace[startIdx:])
return v.GetStructFieldOK(current.Index(arrIdx), namespace[startIdx:])
case reflect.Map:
idx := strings.Index(namespace, leftBracket) + 1
@ -148,47 +156,47 @@ func (v *Validate) getStructFieldOK(current reflect.Value, namespace string) (re
switch current.Type().Key().Kind() {
case reflect.Int:
i, _ := strconv.Atoi(key)
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(i)), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(i)), namespace[endIdx+1:])
case reflect.Int8:
i, _ := strconv.ParseInt(key, 10, 8)
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(int8(i))), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(int8(i))), namespace[endIdx+1:])
case reflect.Int16:
i, _ := strconv.ParseInt(key, 10, 16)
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(int16(i))), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(int16(i))), namespace[endIdx+1:])
case reflect.Int32:
i, _ := strconv.ParseInt(key, 10, 32)
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(int32(i))), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(int32(i))), namespace[endIdx+1:])
case reflect.Int64:
i, _ := strconv.ParseInt(key, 10, 64)
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(i)), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(i)), namespace[endIdx+1:])
case reflect.Uint:
i, _ := strconv.ParseUint(key, 10, 0)
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(uint(i))), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(uint(i))), namespace[endIdx+1:])
case reflect.Uint8:
i, _ := strconv.ParseUint(key, 10, 8)
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(uint8(i))), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(uint8(i))), namespace[endIdx+1:])
case reflect.Uint16:
i, _ := strconv.ParseUint(key, 10, 16)
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(uint16(i))), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(uint16(i))), namespace[endIdx+1:])
case reflect.Uint32:
i, _ := strconv.ParseUint(key, 10, 32)
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(uint32(i))), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(uint32(i))), namespace[endIdx+1:])
case reflect.Uint64:
i, _ := strconv.ParseUint(key, 10, 64)
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(i)), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(i)), namespace[endIdx+1:])
case reflect.Float32:
f, _ := strconv.ParseFloat(key, 32)
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(float32(f))), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(float32(f))), namespace[endIdx+1:])
case reflect.Float64:
f, _ := strconv.ParseFloat(key, 64)
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(f)), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(f)), namespace[endIdx+1:])
case reflect.Bool:
b, _ := strconv.ParseBool(key)
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(b)), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(b)), namespace[endIdx+1:])
// reflect.Type = string
default:
return v.getStructFieldOK(current.MapIndex(reflect.ValueOf(key)), namespace[endIdx+1:])
return v.GetStructFieldOK(current.MapIndex(reflect.ValueOf(key)), namespace[endIdx+1:])
}
}

6
validator.go
Unescape View File

@ -282,7 +282,7 @@ func (v *Validate) FieldWithValue(val interface{}, field interface{}, tag string
func (v *Validate) StructPartial(current interface{}, fields ...string) error {
v.initCheck()
sv, _ := v.extractType(reflect.ValueOf(current))
sv, _ := v.ExtractType(reflect.ValueOf(current))
name := sv.Type().Name()
m := map[string]*struct{}{}
@ -340,7 +340,7 @@ func (v *Validate) StructPartial(current interface{}, fields ...string) error {
func (v *Validate) StructExcept(current interface{}, fields ...string) error {
v.initCheck()
sv, _ := v.extractType(reflect.ValueOf(current))
sv, _ := v.ExtractType(reflect.ValueOf(current))
name := sv.Type().Name()
m := map[string]*struct{}{}
@ -435,7 +435,7 @@ func (v *Validate) traverseField(topStruct reflect.Value, currentStruct reflect.
v.tagsCache.Set(tag, cTag)
}
current, kind := v.extractType(current)
current, kind := v.ExtractType(current)
var typ reflect.Type
switch kind {

56
validator_test.go
Unescape View File

@ -1088,125 +1088,125 @@ func TestCrossNamespaceFieldValidation(t *testing.T) {
val := reflect.ValueOf(test)
current, kind, ok := validate.getStructFieldOK(val, "Inner.CreatedAt")
current, kind, ok := validate.GetStructFieldOK(val, "Inner.CreatedAt")
Equal(t, ok, true)
Equal(t, kind, reflect.Struct)
tm, ok := current.Interface().(time.Time)
Equal(t, ok, true)
Equal(t, tm, now)
current, kind, ok = validate.getStructFieldOK(val, "Inner.Slice[1]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.Slice[1]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.CrazyNonExistantField")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.CrazyNonExistantField")
Equal(t, ok, false)
current, kind, ok = validate.getStructFieldOK(val, "Inner.Slice[101]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.Slice[101]")
Equal(t, ok, false)
current, kind, ok = validate.getStructFieldOK(val, "Inner.Map[key3]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.Map[key3]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val3")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapMap[key2][key2-1]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapMap[key2][key2-1]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapStructs[key2].Name")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapStructs[key2].Name")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "name2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapMapStruct[key3][key3-1].Name")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapMapStruct[key3][key3-1].Name")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "name3")
current, kind, ok = validate.getStructFieldOK(val, "Inner.SliceSlice[2][0]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.SliceSlice[2][0]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "7")
current, kind, ok = validate.getStructFieldOK(val, "Inner.SliceSliceStruct[2][1].Name")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.SliceSliceStruct[2][1].Name")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "name8")
current, kind, ok = validate.getStructFieldOK(val, "Inner.SliceMap[1][key5]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.SliceMap[1][key5]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val5")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapSlice[key3][2]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapSlice[key3][2]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "9")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapInt[2]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapInt[2]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapInt8[2]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapInt8[2]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapInt16[2]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapInt16[2]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapInt32[2]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapInt32[2]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapInt64[2]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapInt64[2]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapUint[2]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapUint[2]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapUint8[2]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapUint8[2]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapUint16[2]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapUint16[2]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapUint32[2]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapUint32[2]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapUint64[2]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapUint64[2]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapFloat32[3.03]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapFloat32[3.03]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val3")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapFloat64[2.02]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapFloat64[2.02]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val2")
current, kind, ok = validate.getStructFieldOK(val, "Inner.MapBool[true]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.MapBool[true]")
Equal(t, ok, true)
Equal(t, kind, reflect.String)
Equal(t, current.String(), "val1")
@ -1232,19 +1232,19 @@ func TestCrossNamespaceFieldValidation(t *testing.T) {
val = reflect.ValueOf(test)
current, kind, ok = validate.getStructFieldOK(val, "Inner.SliceStructs[2]")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.SliceStructs[2]")
Equal(t, ok, true)
Equal(t, kind, reflect.Ptr)
Equal(t, current.String(), "<*validator.SliceStruct Value>")
Equal(t, current.IsNil(), true)
current, kind, ok = validate.getStructFieldOK(val, "Inner.SliceStructs[2].Name")
current, kind, ok = validate.GetStructFieldOK(val, "Inner.SliceStructs[2].Name")
Equal(t, ok, false)
Equal(t, kind, reflect.Ptr)
Equal(t, current.String(), "<*validator.SliceStruct Value>")
Equal(t, current.IsNil(), true)
PanicMatches(t, func() { validate.getStructFieldOK(reflect.ValueOf(1), "crazyinput") }, "Invalid field namespace")
PanicMatches(t, func() { validate.GetStructFieldOK(reflect.ValueOf(1), "crazyinput") }, "Invalid field namespace")
}
func TestExistsValidation(t *testing.T) {

Write Preview
Loading…
Cancel
Save