static IEnumerable <Error> validateListElementsFields(
Object containingComponent, IList list, FieldInfo listFieldInfo,
bool hasNotNull, FieldHierarchy fieldHierarchy,
IErrorFactory createError,
Option <CustomObjectValidator> customObjectValidatorOpt,
Option <UniqueValuesCache> uniqueValuesCache
)
{
var listItemType = listFieldInfo.FieldType.GetElementType();
var listItemIsUnityObject = unityObjectType.IsAssignableFrom(listItemType);
if (listItemIsUnityObject)
{
if (hasNotNull && list.Contains(null))
{
yield return(createError.nullField(fieldHierarchy.asString()));
}
}
else
{
var index = 0;
foreach (var listItem in list)
{
fieldHierarchy.stack.Push($"[{index}]");
var validationResults = validateFields(
containingComponent, listItem, createError,
customObjectValidatorOpt, fieldHierarchy,
uniqueValuesCache
);
foreach (var _err in validationResults)
{
yield return(_err);
}
fieldHierarchy.stack.Pop();
index++;
}
}
}
static IEnumerable <Error> validateFields(
Object containingComponent,
object objectBeingValidated,
IErrorFactory createError,
Option <CustomObjectValidator> customObjectValidatorOpt,
FieldHierarchy fieldHierarchy = null,
Option <UniqueValuesCache> uniqueValuesCache = default
)
{
Option.ensureValue(ref uniqueValuesCache);
fieldHierarchy = fieldHierarchy ?? new FieldHierarchy();
foreach (var onObjectValidatable in F.opt(objectBeingValidated as OnObjectValidate))
{
// Try because custom validations can throw exceptions.
var validateResult = F.doTry(() =>
// Force strict enumerable evaluation, because it might throw an exception while evaluating.
onObjectValidatable.onObjectValidate(containingComponent).ToArray()
);
if (validateResult.isSuccess)
{
foreach (var error in validateResult.__unsafeGet)
{
yield return(createError.custom(fieldHierarchy.asString(), error, true));
}
}
else
{
var error = validateResult.__unsafeException;
yield return(createError.exceptionInCustomValidator(fieldHierarchy.asString(), error));
}
}
foreach (var unityEvent in F.opt(objectBeingValidated as UnityEventBase))
{
var errors = checkUnityEvent(createError, fieldHierarchy.asString(), unityEvent);
foreach (var error in errors)
{
yield return(error);
}
}
foreach (var customValidator in customObjectValidatorOpt)
{
foreach (var _err in customValidator(containingComponent, objectBeingValidated))
{
yield return(createError.custom(fieldHierarchy.asString(), _err, true));
}
}
var fields = getFilteredFields(objectBeingValidated);
foreach (var fi in fields)
{
fieldHierarchy.stack.Push(fi.Name);
var fieldValue = fi.GetValue(objectBeingValidated);
var hasNonEmpty = fi.hasAttribute <NonEmptyAttribute>();
foreach (var cache in uniqueValuesCache)
{
foreach (var attribute in fi.getAttributes <UniqueValue>())
{
cache.addCheckedField(attribute.category, fieldValue, containingComponent);
}
}
if (fieldValue is string s)
{
if (fi.getAttributes <TextFieldAttribute>().Any(a => a.Type == TextFieldType.Tag))
{
if (!UnityEditorInternal.InternalEditorUtility.tags.Contains(s))
{
yield return(createError.badTextFieldTag(fieldHierarchy.asString()));
}
}
if (s.isEmpty() && hasNonEmpty)
{
yield return(createError.emptyString(fieldHierarchy.asString()));
}
}
if (fi.isSerializable())
{
var hasNotNull = fi.hasAttribute <NotNullAttribute>();
// Sometimes we get empty unity object. Equals catches that
if (fieldValue == null || fieldValue.Equals(null))
{
if (hasNotNull)
{
yield return(createError.nullField(fieldHierarchy.asString()));
}
}
else
{
if (fieldValue is IList list)
{
if (list.Count == 0 && hasNonEmpty)
{
yield return(createError.emptyCollection(fieldHierarchy.asString()));
}
var fieldValidationResults = validateListElementsFields(
containingComponent, list, fi, hasNotNull,
fieldHierarchy, createError, customObjectValidatorOpt,
uniqueValuesCache
);
foreach (var _err in fieldValidationResults)
{
yield return(_err);
}
}
else
{
var fieldType = fi.FieldType;
// Check non-primitive serialized fields.
if (
!fieldType.IsPrimitive &&
fieldType.hasAttribute <SerializableAttribute>()
)
{
var validationErrors = validateFields(
containingComponent, fieldValue, createError,
customObjectValidatorOpt, fieldHierarchy,
uniqueValuesCache
);
foreach (var _err in validationErrors)
{
yield return(_err);
}
}
}
}
}
fieldHierarchy.stack.Pop();
}
}
static IEnumerable <Error> validateFields(
Object containingComponent,
object objectBeingValidated,
IErrorFactory createError,
Option <CustomObjectValidator> customObjectValidatorOpt,
FieldHierarchy fieldHierarchy = null
)
{
fieldHierarchy = fieldHierarchy ?? new FieldHierarchy();
foreach (var onObjectValidatable in F.opt(objectBeingValidated as OnObjectValidate))
{
foreach (var error in onObjectValidatable.onObjectValidate(containingComponent))
{
yield return(createError.custom(fieldHierarchy.asString(), error));
}
}
foreach (var customValidator in customObjectValidatorOpt)
{
foreach (var _err in customValidator(containingComponent, objectBeingValidated))
{
yield return(createError.custom(fieldHierarchy.asString(), _err));
}
}
var fields = getFilteredFields(objectBeingValidated);
foreach (var fi in fields)
{
fieldHierarchy.stack.Push(fi.Name);
if (fi.FieldType == typeof(string))
{
if (fi.getAttributes <TextFieldAttribute>().Any(a => a.Type == TextFieldType.Tag))
{
var fieldValue = (string)fi.GetValue(objectBeingValidated);
if (!UnityEditorInternal.InternalEditorUtility.tags.Contains(fieldValue))
{
yield return(createError.badTextFieldTag(fieldHierarchy.asString()));
}
}
}
if (fi.isSerializable())
{
var fieldValue = fi.GetValue(objectBeingValidated);
var hasNotNull = fi.hasAttribute <NotNullAttribute>();
// Sometimes we get empty unity object. Equals catches that
if (fieldValue == null || fieldValue.Equals(null))
{
if (hasNotNull)
{
yield return(createError.nullField(fieldHierarchy.asString()));
}
}
else
{
var listOpt = F.opt(fieldValue as IList);
if (listOpt.isSome)
{
var list = listOpt.get;
if (list.Count == 0 && fi.hasAttribute <NonEmptyAttribute>())
{
yield return(createError.emptyCollection(fieldHierarchy.asString()));
}
var fieldValidationResults = validateFields(
containingComponent, list, fi, hasNotNull,
fieldHierarchy, createError, customObjectValidatorOpt
);
foreach (var _err in fieldValidationResults)
{
yield return(_err);
}
}
else
{
var fieldType = fi.FieldType;
// Check non-primitive serialized fields.
if (
!fieldType.IsPrimitive &&
fieldType.hasAttribute <SerializableAttribute>()
)
{
var validationErrors = validateFields(
containingComponent, fieldValue, createError,
customObjectValidatorOpt, fieldHierarchy
);
foreach (var _err in validationErrors)
{
yield return(_err);
}
}
}
}
}
fieldHierarchy.stack.Pop();
}
}
