mirror of https://github.com/stashapp/stash.git
31 lines
699 B
Go
31 lines
699 B
Go
package utils
|
|
|
|
import "reflect"
|
|
|
|
// NotNilFields returns the matching tag values of fields from an object that are not nil.
|
|
// Panics if the provided object is not a struct.
|
|
func NotNilFields(subject interface{}, tag string) []string {
|
|
value := reflect.ValueOf(subject)
|
|
structType := value.Type()
|
|
|
|
if structType.Kind() != reflect.Struct {
|
|
panic("subject must be struct")
|
|
}
|
|
|
|
var ret []string
|
|
|
|
for i := 0; i < value.NumField(); i++ {
|
|
field := value.Field(i)
|
|
|
|
kind := field.Type().Kind()
|
|
if (kind == reflect.Ptr || kind == reflect.Slice) && !field.IsNil() {
|
|
tagValue := structType.Field(i).Tag.Get(tag)
|
|
if tagValue != "" {
|
|
ret = append(ret, tagValue)
|
|
}
|
|
}
|
|
}
|
|
|
|
return ret
|
|
}
|