gotosocial/vendor/github.com/go-playground/form/v4/util.go
zowhoey f518f649f8
[feature] Add support for profile fields (#1483)
* Add go-playground/form pkg

* [feature] Add support for profile fields

* Add field attributes test

* Validate profile fields form

* Add profile field validation tests

* Add Field Attributes definition to swagger

---------

Co-authored-by: tobi <31960611+tsmethurst@users.noreply.github.com>
2023-03-06 10:30:19 +01:00

62 lines
1.4 KiB
Go

package form
import (
"reflect"
"strconv"
)
// ExtractType gets the actual underlying type of field value.
// it is exposed for use within you Custom Functions
func ExtractType(current reflect.Value) (reflect.Value, reflect.Kind) {
switch current.Kind() {
case reflect.Ptr:
if current.IsNil() {
return current, reflect.Ptr
}
return ExtractType(current.Elem())
case reflect.Interface:
if current.IsNil() {
return current, reflect.Interface
}
return ExtractType(current.Elem())
default:
return current, current.Kind()
}
}
func parseBool(str string) (bool, error) {
switch str {
case "1", "t", "T", "true", "TRUE", "True", "on", "yes", "ok":
return true, nil
case "", "0", "f", "F", "false", "FALSE", "False", "off", "no":
return false, nil
}
// strconv.NumError mimicing exactly the strconv.ParseBool(..) error and type
// to ensure compatibility with std library and beyond.
return false, &strconv.NumError{Func: "ParseBool", Num: str, Err: strconv.ErrSyntax}
}
// hasValue determines if a reflect.Value is it's default value
func hasValue(field reflect.Value) bool {
switch field.Kind() {
case reflect.Slice, reflect.Map, reflect.Ptr, reflect.Interface, reflect.Chan, reflect.Func:
return !field.IsNil()
default:
if !field.IsValid() {
return false
}
if !field.Type().Comparable() {
return true
}
return field.Interface() != reflect.Zero(field.Type()).Interface()
}
}