func validateAtLeastOneOf()

in validate.go [89:99]


func validateAtLeastOneOf(fl validator.FieldLevel) bool {
	atLeastOneOf := strings.Split(fl.Param(), " ")
	parentStruct := fl.Parent()
	for _, fieldName := range atLeastOneOf {
		field := parentStruct.FieldByName(fieldName)
		if field.IsValid() && !field.IsZero() {
			return true
		}
	}
	return false
}