public override object ConvertFrom(ref ObjectContext context, Scalar fromScalar)
{
PackageVersionRange packageVersion;
if (!PackageVersionRange.TryParse(fromScalar.Value, out packageVersion))
{
throw new YamlException(fromScalar.Start, fromScalar.End, "Invalid version dependency format. Unable to decode [{0}]".ToFormat(fromScalar.Value));
}
return packageVersion;
}
public override object ConvertFrom(ref ObjectContext objectContext, Scalar fromScalar)
{
var parameterKey = ParameterKeys.FindByName(fromScalar.Value);
if (parameterKey == null)
{
throw new YamlException(fromScalar.Start, fromScalar.End, "Unable to find registered ParameterKey [{0}]".ToFormat(fromScalar.Value));
}
return parameterKey;
}
public override object ConvertFrom(ref ObjectContext context, Scalar fromScalar)
{
PackageReference packageReference;
if (!PackageReference.TryParse(fromScalar.Value, out packageReference))
{
throw new YamlException(fromScalar.Start, fromScalar.End, "Unable to decode package reference [{0}]. Expecting format GUID:LOCATION".ToFormat(fromScalar.Value));
}
return packageReference;
}
public override object ConvertFrom(ref ObjectContext context, Scalar fromScalar)
{
Guid guid;
if (!Guid.TryParse(fromScalar.Value, out guid))
{
throw new YamlException(fromScalar.Start, fromScalar.End, "Unable to decode asset part reference [{0}]. Expecting an ENTITY_GUID".ToFormat(fromScalar.Value));
}
var result = context.Instance as IdentifiableAssetPartReference ?? (IdentifiableAssetPartReference)(context.Instance = new IdentifiableAssetPartReference());
result.Id = guid;
return result;
}
public override object ConvertFrom(ref ObjectContext context, Scalar fromScalar)
{
Guid entityGuid, componentGuid;
if (!TryParse(fromScalar.Value, out entityGuid, out componentGuid))
{
throw new YamlException(fromScalar.Start, fromScalar.End, "Unable to decode entity component reference [{0}]. Expecting format ENTITY_GUID/COMPONENT_GUID".ToFormat(fromScalar.Value));
}
var result = context.Instance as EntityComponentReference ?? (EntityComponentReference)(context.Instance = new EntityComponentReference());
result.Entity = new EntityComponentReference.EntityReference { Id = entityGuid };
result.Id = componentGuid;
return result;
}
public override object ConvertFrom(ref ObjectContext context, Scalar fromScalar)
{
AssetId guid;
UFile location;
Guid referenceId;
if (!AssetReference.TryParse(fromScalar.Value, out guid, out location, out referenceId))
{
throw new YamlException(fromScalar.Start, fromScalar.End, "Unable to decode asset reference [{0}]. Expecting format GUID:LOCATION".ToFormat(fromScalar.Value));
}
var instance = AttachedReferenceManager.CreateProxyObject(context.Descriptor.Type, guid, location);
if (referenceId != Guid.Empty)
{
IdentifiableHelper.SetId(instance, referenceId);
}
return instance;
}
public override object ConvertFrom(ref ObjectContext objectContext, Scalar fromScalar)
{
var lastDot = fromScalar.Value.LastIndexOf('.');
if (lastDot == -1)
return null;
var className = fromScalar.Value.Substring(0, lastDot);
bool alias;
var containingClass = objectContext.SerializerContext.TypeFromTag("!" + className, out alias); // Readd initial '!'
if (containingClass == null)
{
throw new YamlException(fromScalar.Start, fromScalar.End, "Unable to find class from tag [{0}]".ToFormat(className));
}
var propertyName = fromScalar.Value.Substring(lastDot + 1);
var propertyField = containingClass.GetField(propertyName, BindingFlags.Public | BindingFlags.Static);
if (propertyField == null)
{
throw new YamlException(fromScalar.Start, fromScalar.End, "Unable to find property [{0}] in class [{1}]".ToFormat(propertyName, containingClass.Name));
}
return propertyField.GetValue(null);
}
/// <inheritdoc/>
public override object ConvertFrom(ref ObjectContext objectContext, Scalar fromScalar)
{
var idIndex = fromScalar.Value.IndexOf('~');
var id = ItemId.Empty;
var keyString = fromScalar.Value;
if (idIndex >= 0)
{
var idString = fromScalar.Value.Substring(0, idIndex);
keyString = fromScalar.Value.Substring(idIndex + 1);
id = ItemId.Parse(idString);
}
var keyType = objectContext.Descriptor.Type.GetGenericArguments()[0];
var keyDescriptor = objectContext.SerializerContext.FindTypeDescriptor(keyType);
var keySerializer = objectContext.SerializerContext.Serializer.GetSerializer(objectContext.SerializerContext, keyDescriptor);
var scalarKeySerializer = keySerializer as ScalarSerializerBase;
// TODO: deserialize non-scalar keys!
if (scalarKeySerializer == null)
throw new InvalidOperationException("Non-scalar key not yet supported!");
var context = new ObjectContext(objectContext.SerializerContext, null, keyDescriptor);
var key = scalarKeySerializer.ConvertFrom(ref context, new Scalar(keyString));
var result = Activator.CreateInstance(typeof(KeyWithId<>).MakeGenericType(keyType), id, key);
return result;
}
public override object ConvertFrom(ref ObjectContext context, Scalar fromScalar)
{
return new System.Uri(fromScalar.Value);
}
public override object ConvertFrom(ref ObjectContext context, Scalar fromScalar)
{
ObjectId objectId;
ObjectId.TryParse(fromScalar.Value, out objectId);
return objectId;
}
/// <inheritdoc/>
public override object ConvertFrom(ref ObjectContext context, Scalar fromScalar)
{
ObjectId id;
ObjectId.TryParse(fromScalar.Value, out id);
return new ItemId(id);
}
public override object ConvertFrom(ref ObjectContext context, Scalar fromScalar)
{
AssetId assetId;
AssetId.TryParse(fromScalar.Value, out assetId);
return assetId;
}
public override object ConvertFrom(ref ObjectContext context, Scalar fromScalar)
{
Guid guid;
Guid.TryParse(fromScalar.Value, out guid);
return guid;
}
private string EmitScalar(Scalar scalar)
{
return Emit(
new SequenceStart(null, null, false, DataStyle.Normal),
scalar,
new SequenceEnd()
);
}
/// <summary>
/// Gets the default tag and value for the specified <see cref="Scalar" />. The default tag can be different from a actual tag of this <see cref="NodeEvent" />.
/// </summary>
/// <param name="scalar">The scalar event.</param>
/// <param name="defaultTag">The default tag decoded from the scalar.</param>
/// <param name="value">The value extracted from a scalar.</param>
/// <returns>System.String.</returns>
public bool TryParseScalar(Scalar scalar, out string defaultTag, out object value)
{
return Settings.Schema.TryParse(scalar, true, out defaultTag, out value);
}
public override object ConvertFrom(ref ObjectContext context, Scalar scalar)
{
var primitiveType = (PrimitiveDescriptor) context.Descriptor;
var type = primitiveType.Type;
var text = scalar.Value;
// Return null if expected type is an object and scalar is null
if (text == null)
{
switch (Type.GetTypeCode(type))
{
case TypeCode.Object:
case TypeCode.Empty:
case TypeCode.String:
return null;
default:
// TODO check this
throw new YamlException(scalar.Start, scalar.End, "Unexpected null scalar value");
}
}
// If type is an enum, try to parse it
if (type.IsEnum)
{
bool enumRemapped;
var result = primitiveType.ParseEnum(text, out enumRemapped);
if (enumRemapped)
{
context.SerializerContext.HasRemapOccurred = true;
}
return result;
}
// Parse default types
switch (Type.GetTypeCode(type))
{
case TypeCode.Boolean:
object value;
context.SerializerContext.Schema.TryParse(scalar, type, out value);
return value;
case TypeCode.DateTime:
return DateTime.Parse(text, CultureInfo.InvariantCulture);
case TypeCode.String:
return text;
}
if (type == typeof(TimeSpan))
{
return TimeSpan.Parse(text, CultureInfo.InvariantCulture);
}
// Remove _ character from numeric values
text = text.Replace("_", string.Empty);
// Parse default types
switch (Type.GetTypeCode(type))
{
case TypeCode.Char:
if (text.Length != 1)
{
throw new YamlException(scalar.Start, scalar.End, $"Unable to decode char from [{text}]. Expecting a string of length == 1");
}
return text.ToCharArray()[0];
break;
case TypeCode.Byte:
return byte.Parse(text, CultureInfo.InvariantCulture);
case TypeCode.SByte:
return sbyte.Parse(text, CultureInfo.InvariantCulture);
case TypeCode.Int16:
return short.Parse(text, CultureInfo.InvariantCulture);
case TypeCode.UInt16:
return ushort.Parse(text, CultureInfo.InvariantCulture);
case TypeCode.Int32:
return int.Parse(text, CultureInfo.InvariantCulture);
case TypeCode.UInt32:
return uint.Parse(text, CultureInfo.InvariantCulture);
case TypeCode.Int64:
return long.Parse(text, CultureInfo.InvariantCulture);
case TypeCode.UInt64:
return ulong.Parse(text, CultureInfo.InvariantCulture);
case TypeCode.Single:
return float.Parse(text, CultureInfo.InvariantCulture);
case TypeCode.Double:
return double.Parse(text, CultureInfo.InvariantCulture);
case TypeCode.Decimal:
return decimal.Parse(text, CultureInfo.InvariantCulture);
}
// If we are expecting a type object, return directly the string
if (type == typeof(object))
{
// Try to parse the scalar directly
string defaultTag;
object scalarValue;
if (context.SerializerContext.Schema.TryParse(scalar, true, out defaultTag, out scalarValue))
{
return scalarValue;
}
return text;
}
throw new YamlException(scalar.Start, scalar.End, $"Unable to decode scalar [{scalar}] not supported by current schema");
}
public abstract object ConvertFrom(ref ObjectContext context, Scalar fromScalar);
public override object ConvertFrom(ref ObjectContext context, Scalar fromScalar)
{
return realScalarSerializer.ConvertFrom(ref context, fromScalar);
}
public override object ConvertFrom(ref ObjectContext context, Scalar fromScalar)
{
return new UFile(fromScalar.Value);
}
public override bool TryParse(Scalar scalar, bool parseValue, out string defaultTag, out object value)
{
if (base.TryParse(scalar, parseValue, out defaultTag, out value))
{
return true;
}
if (AllowFailsafeString)
{
value = parseValue ? scalar.Value : null;
defaultTag = StrShortTag;
return true;
}
return false;
}
