/// <summary>
/// Registers a <see cref="ConstructedGenericTypeData"/> instance with the current type as its generic type definition so it can be cached and re-used when trying
/// to get a constructed generic type with the same type arguments.
/// </summary>
#endif
internal void RegisterConstructedGenericTypeData(ConstructedGenericTypeData constructedGenericType)
{
Debug.Assert(this.GenericParameters == null || this.GenericParameters.Count == constructedGenericType.GenericArguments.Count, "The type arity does not match.");
if (_constructedGenericTypes == null)
{
_constructedGenericTypes = new Dictionary <TypeDataSequence, ConstructedGenericTypeData>();
}
var key = new TypeDataSequence(constructedGenericType.GenericArguments);
Debug.Assert(_constructedGenericTypes.ContainsKey(key) == false, "We should not register the same constructed generic twice.");
_constructedGenericTypes[key] = constructedGenericType;
}
/// <summary>
/// Gets a <see cref="ConstructedGenericTypeData"/> instance with the current type as its generic type definition and the specified sequence of type as its
/// generic type arguments.
/// </summary>
internal ConstructedGenericTypeData GetConstructedGenericTypeData(TypeDataSequence typeArguments)
{
Debug.Assert(GenericParameters == null || GenericParameters.Count == typeArguments.Count, "The type arity does not match.");
if (_constructedGenericTypes == null)
{
_constructedGenericTypes = new Dictionary <TypeDataSequence, ConstructedGenericTypeData>();
}
if (_constructedGenericTypes.TryGetValue(typeArguments, out ConstructedGenericTypeData constructedGenericType) == false)
{
constructedGenericType = new ConstructedGenericTypeData(this, typeArguments);
Debug.Assert(_constructedGenericTypes.ContainsKey(typeArguments), "The constructed generic type did not register itself.");
}
return(constructedGenericType);
}
public bool Equals(TypeDataSequence other)
{
if (_types.Length != other._types.Length)
{
return(false);
}
for (int i = 0; i < _types.Length; i++)
{
if (_types[i] != other._types[i])
{
return(false);
}
}
return(true);
}
/// <summary>
/// Gets the types to which this type can implicitly convert. For type hierarchy conversions, only the direct base type will be enumerated.
/// Ancestor base types will can be enumerated recursively by calling this method on the base type.
/// </summary>
/// <param name="onlyReferenceAndIdentityConversions">
/// True if reference and identify conversions are they only allowed conversions; False if all implicit conversions are allowed.
/// </param>
/// <returns>
/// A collection of all types to which this type can convert explicitly, except for ancestor base types which are not the direct base type.
/// </returns>
#endif
internal override IEnumerable <TypeData> GetDirectImplicitConversions(bool onlyReferenceAndIdentityConversions)
{
var mscorlibData = this.AssemblyData.GetReferencedAssembly(Utilities.CommonObjectRuntimeAssemblyName);
if (mscorlibData == null)
{
yield break;
}
yield return(mscorlibData.GetTypeDefinitionData(Utilities.ArrayTypeName));
yield return(mscorlibData.GetTypeDefinitionData(Utilities.ICloneableTypeName));
yield return(mscorlibData.GetTypeDefinitionData(Utilities.IListTypeName));
yield return(mscorlibData.GetTypeDefinitionData(Utilities.ICollectionTypeName));
yield return(mscorlibData.GetTypeDefinitionData(Utilities.IEnumerableTypeName));
yield return(mscorlibData.GetTypeDefinitionData(Utilities.IStructuralComparableTypeName));
yield return(mscorlibData.GetTypeDefinitionData(Utilities.IStructuralEquatableTypeName));
if (this.ArrayRank == 1)
{
var genericArguments = new TypeDataSequence(this.ElementType);
yield return(mscorlibData.GetTypeDefinitionData(Utilities.IListGenericTypeName).GetConstructedGenericTypeData(genericArguments));
yield return(mscorlibData.GetTypeDefinitionData(Utilities.ICollectionGenericTypeName).GetConstructedGenericTypeData(genericArguments));
yield return(mscorlibData.GetTypeDefinitionData(Utilities.IEnumerableGenericTypeName).GetConstructedGenericTypeData(genericArguments));
yield return(mscorlibData.GetTypeDefinitionData(Utilities.IReadOnlyCollectionGenericTypeName).GetConstructedGenericTypeData(genericArguments));
yield return(mscorlibData.GetTypeDefinitionData(Utilities.IReadOnlyListGenericTypeName).GetConstructedGenericTypeData(genericArguments));
}
}
