protected RoHasElementType(RoType elementType)
: base()
{
Debug.Assert(elementType != null);
_elementType = elementType;
}
internal CoreTypes(TypeLoader loader)
{
int numCoreTypes = (int)CoreType.NumCoreTypes;
RoType[] coreTypes = new RoType[numCoreTypes];
Exception[] exceptions = new Exception[numCoreTypes];
RoAssembly coreAssembly = loader.TryGetCoreAssembly(out Exception e);
if (coreAssembly == null)
{
for (int i = 0; i < numCoreTypes; i++)
{
exceptions[i] = e;
}
}
else
{
for (int i = 0; i < numCoreTypes; i++)
{
((CoreType)i).GetFullName(out byte[] ns, out byte[] name);
RoType type = coreAssembly.GetTypeCore(ns, name, ignoreCase: false, out e);
coreTypes[i] = type;
if (type == null)
{
exceptions[i] = e;
}
}
}
_coreTypes = coreTypes;
_exceptions = exceptions;
}
public static Type[] ExtractCustomModifiers(this RoType type, bool isRequired)
{
int count = 0;
RoType walk = type;
while (walk is RoModifiedType roModifiedType)
{
if (roModifiedType.IsRequired == isRequired)
{
count++;
}
walk = roModifiedType.UnmodifiedType;
}
Type[] modifiers = new Type[count];
walk = type;
int index = count;
while (walk is RoModifiedType roModifiedType)
{
if (roModifiedType.IsRequired == isRequired)
{
modifiers[--index] = roModifiedType.Modifier;
}
walk = roModifiedType.UnmodifiedType;
}
Debug.Assert(index == 0);
return(modifiers);
}
private RoType[] ComputeInterfaceClosure()
{
HashSet <RoType> ifcs = new HashSet <RoType>();
RoType baseType = ComputeBaseTypeWithoutDesktopQuirk();
if (baseType != null)
{
foreach (RoType ifc in baseType.GetInterfacesNoCopy())
{
ifcs.Add(ifc);
}
}
foreach (RoType ifc in ComputeDirectlyImplementedInterfaces())
{
bool notSeenBefore = ifcs.Add(ifc);
if (notSeenBefore)
{
foreach (RoType indirectIfc in ifc.GetInterfacesNoCopy())
{
ifcs.Add(indirectIfc);
}
}
}
return(ifcs.ToArray());
}
public Key(RoType elementType, int rank)
{
Debug.Assert(elementType != null);
ElementType = elementType;
Rank = rank;
}
private RoType[] ComputeInterfaceClosure()
{
HashSet <RoType> ifcs = new HashSet <RoType>();
RoType baseType = ComputeBaseTypeWithoutDesktopQuirk();
if (baseType != null)
{
foreach (RoType ifc in baseType.GetInterfacesNoCopy())
{
ifcs.Add(ifc);
}
}
foreach (RoType ifc in ComputeDirectlyImplementedInterfaces())
{
bool notSeenBefore = ifcs.Add(ifc);
if (!notSeenBefore)
{
foreach (RoType indirectIfc in ifc.GetInterfacesNoCopy())
{
ifcs.Add(indirectIfc);
}
}
}
// todo: use IEnumerable<T> extension: return ifcs.ToArray()
List <RoType> list = new List <RoType>(ifcs);
return(list.ToArray());
}
internal RoModifiedType(RoType modifier, RoType unmodifiedType, bool isRequired)
: base(unmodifiedType)
{
Debug.Assert(modifier != null);
Modifier = modifier;
IsRequired = isRequired;
}
public static RoType SkipTypeWrappers(this RoType type)
{
while (type is RoWrappedType roWrappedType)
{
type = roWrappedType.UnmodifiedType;
}
return(type);
}
internal RoSyntheticConstructor(RoType declaringType, int uniquifier, params RoType[] parameterTypes)
: base()
{
Debug.Assert(declaringType != null);
_declaringType = declaringType;
_uniquifier = uniquifier;
_parameterTypes = parameterTypes;
}
internal RoArrayType(RoType elementType, bool multiDim, int rank)
: base(elementType)
{
Debug.Assert(elementType != null);
Debug.Assert(multiDim || rank == 1);
_multiDim = multiDim;
_rank = rank;
}
internal RoSyntheticMethod(RoType declaringType, int uniquifier, string name, RoType returnType, params RoType[] parameterTypes)
: base(declaringType)
{
Debug.Assert(declaringType != null);
_declaringType = declaringType;
_uniquifier = uniquifier;
_name = name;
_returnType = returnType;
_parameterTypes = parameterTypes;
}
public static RoType LoadTypeFromAssemblyQualifiedName(string name, RoAssembly defaultAssembly, bool ignoreCase, bool throwOnError)
{
if (!name.TypeNameContainsTypeParserMetacharacters())
{
// Fast-path: the type contains none of the parser metacharacters nor the escape character. Just treat as plain old type name.
name.SplitTypeName(out string ns, out string simpleName);
RoType type = defaultAssembly.GetTypeCore(ns, simpleName, ignoreCase: ignoreCase, out Exception e);
if (type != null)
{
return(type);
}
if (throwOnError)
{
throw e;
}
}
TypeLoader loader = defaultAssembly.Loader;
Func <AssemblyName, Assembly> assemblyResolver =
delegate(AssemblyName assemblyName)
{
return(loader.LoadFromAssemblyName(assemblyName));
};
Func <Assembly, string, bool, Type> typeResolver =
delegate(Assembly assembly, string fullName, bool ignoreCase2)
{
if (assembly == null)
{
assembly = defaultAssembly;
}
Debug.Assert(assembly is RoAssembly);
RoAssembly roAssembly = (RoAssembly)assembly;
fullName = fullName.UnescapeTypeNameIdentifier();
fullName.SplitTypeName(out string ns, out string simpleName);
Type type = roAssembly.GetTypeCore(ns, simpleName, ignoreCase: ignoreCase2, out Exception e);
if (type != null)
{
return(type);
}
if (throwOnError)
{
throw e;
}
return(null);
};
return((RoType)Type.GetType(name, assemblyResolver: assemblyResolver, typeResolver: typeResolver, throwOnError: throwOnError, ignoreCase: ignoreCase));
}
protected sealed override MethodSig <RoParameter> ComputeMethodSig()
{
int parameterCount = _parameterTypes.Length;
MethodSig <RoParameter> sig = new MethodSig <RoParameter>(parameterCount);
RoType returnType = GetRoModule().Loader.GetCoreType(CoreType.Void);
sig[-1] = new RoThinMethodParameter(this, -1, returnType);
for (int position = 0; position < parameterCount; position++)
{
sig[position] = new RoThinMethodParameter(this, position, _parameterTypes[position]);
}
return(sig);
}
public sealed override Type MakeGenericType(params Type[] typeArguments)
{
if (typeArguments == null)
{
throw new ArgumentNullException(nameof(typeArguments));
}
if (!IsGenericTypeDefinition)
{
throw new InvalidOperationException(SR.Format(SR.Arg_NotGenericTypeDefinition, this));
}
int count = typeArguments.Length;
if (count != GetGenericParameterCount())
{
throw new ArgumentException(SR.Argument_GenericArgsCount, nameof(typeArguments));
}
bool foundSigType = false;
RoType[] runtimeTypeArguments = new RoType[count];
for (int i = 0; i < count; i++)
{
Type typeArgument = typeArguments[i];
if (typeArgument == null)
{
throw new ArgumentNullException();
}
if (typeArgument.IsSignatureType())
{
foundSigType = true;
}
else
{
if (!(typeArgument is RoType roTypeArgument && roTypeArgument.Loader == Loader))
{
throw new ArgumentException(SR.Format(SR.MakeGenericType_NotLoadedByMetadataLoadContext, typeArgument));
}
runtimeTypeArguments[i] = roTypeArgument;
}
}
if (foundSigType)
{
return(this.MakeSignatureGenericType(typeArguments));
}
// We are intentionally not validating constraints as constraint validation is an execution-time issue that does not block our
// library and should not block a metadata inspection tool.
return(this.GetUniqueConstructedGenericType(runtimeTypeArguments));
}
private string GetDefaultMemberName()
{
for (RoType type = this; type != null; type = type.GetRoBaseType())
{
CustomAttributeData attribute = type.TryFindCustomAttribute(Utf8Constants.SystemReflection, Utf8Constants.DefaultMemberAttribute);
if (attribute != null)
{
IList <CustomAttributeTypedArgument> fixedArguments = attribute.ConstructorArguments;
if (fixedArguments.Count == 1 && fixedArguments[0].Value is string memberName)
{
return(memberName);
}
}
}
return(null);
}
private RoType ComputeBaseType()
{
RoType baseType = ComputeBaseTypeWithoutDesktopQuirk();
if (baseType != null && baseType.IsGenericParameter)
{
// NETFX quirk: a generic parameter whose constraint is another generic parameter reports its BaseType as System.Object
// unless that other generic parameter has a "class" constraint.
GenericParameterAttributes genericParameterAttributes = baseType.GenericParameterAttributes;
if (0 == (genericParameterAttributes & GenericParameterAttributes.ReferenceTypeConstraint))
{
baseType = Loader.GetCoreType(CoreType.Object);
}
}
return(baseType);
}
internal sealed override IEnumerable <MethodInfo> GetMethodsCore(NameFilter filter, Type reflectedType)
{
int rank = _rank;
int uniquifier = 0;
RoType systemInt32 = Loader.GetCoreType(CoreType.Int32);
RoArrayType arrayType = this;
RoType elementType = GetRoElementType();
RoType systemVoid = Loader.GetCoreType(CoreType.Void);
if (filter == null || filter.Matches("Get"))
{
RoType[] getParameters = new RoType[rank];
for (int i = 0; i < rank; i++)
{
getParameters[i] = systemInt32;
}
yield return(new RoSyntheticMethod(this, uniquifier++, "Get", elementType, getParameters));
}
if (filter == null || filter.Matches("Set"))
{
RoType[] setParameters = new RoType[rank + 1];
for (int i = 0; i < rank; i++)
{
setParameters[i] = systemInt32;
}
setParameters[rank] = elementType;
yield return(new RoSyntheticMethod(this, uniquifier++, "Set", systemVoid, setParameters));
}
if (filter == null || filter.Matches("Address"))
{
RoType[] addressParameters = new RoType[rank];
for (int i = 0; i < rank; i++)
{
addressParameters[i] = systemInt32;
}
yield return(new RoSyntheticMethod(this, uniquifier++, "Address", elementType.GetUniqueByRefType(), addressParameters));
}
}
protected sealed override IEnumerable <RoType> ComputeDirectlyImplementedInterfaces()
{
if (_multiDim)
{
yield break;
}
RoType[] typeArguments = { GetRoElementType() };
foreach (CoreType coreType in s_typesImplementedByArray)
{
RoType ifc = Loader.TryGetCoreType(coreType);
if (ifc != null)
{
// All of our types are from a fixed list so we know they're supposed be generic interfaces taking one type parameter.
// But since we're loading them from a core assembly that the user supplied us, we should verify and skip if
// this is not the case.
if (ifc is RoDefinitionType roDefinitionType && roDefinitionType.GetGenericParameterCount() == 1)
{
yield return(roDefinitionType.GetUniqueConstructedGenericType(typeArguments));
}
}
}
}
private RoType[] ComputeInterfaceClosure()
{
HashSet <RoType> ifcs = new HashSet <RoType>();
RoType?baseType = ComputeBaseTypeWithoutDesktopQuirk();
if (baseType != null)
{
foreach (RoType ifc in baseType.GetInterfacesNoCopy())
{
ifcs.Add(ifc);
}
}
foreach (RoType ifc in ComputeDirectlyImplementedInterfaces())
{
bool notSeenBefore = ifcs.Add(ifc);
if (!notSeenBefore)
{
foreach (RoType indirectIfc in ifc.GetInterfacesNoCopy())
{
ifcs.Add(indirectIfc);
}
}
}
if (ifcs.Count == 0)
{
return(Array.Empty <RoType>());
}
var arr = new RoType[ifcs.Count];
ifcs.CopyTo(arr);
return(arr);
}
internal sealed override IEnumerable <ConstructorInfo> GetConstructorsCore(NameFilter filter)
{
if (filter == null || filter.Matches(ConstructorInfo.ConstructorName))
{
int rank = _rank;
bool multiDim = _multiDim;
RoType systemInt32 = Loader.GetCoreType(CoreType.Int32);
int uniquifier = 0;
//
// Expose a constructor that takes n Int32's (one for each dimension) and constructs a zero lower-bounded array. For example,
//
// String[,]
//
// exposes
//
// .ctor(int32, int32)
//
{
RoType[] parameterTypes = new RoType[rank];
for (int i = 0; i < rank; i++)
{
parameterTypes[i] = systemInt32;
}
yield return(new RoSyntheticConstructor(this, uniquifier++, parameterTypes));
}
if (!multiDim)
{
//
// Jagged arrays also expose constructors that take multiple indices and construct a jagged matrix. For example,
//
// String[][][][]
//
// also exposes:
//
// .ctor(int32, int32)
// .ctor(int32, int32, int32)
// .ctor(int32, int32, int32, int32)
//
int parameterCount = 2;
RoType elementType = GetRoElementType();
while (elementType.IsSZArray)
{
RoType[] parameterTypes = new RoType[parameterCount];
for (int i = 0; i < parameterCount; i++)
{
parameterTypes[i] = systemInt32;
}
yield return(new RoSyntheticConstructor(this, uniquifier++, parameterTypes));
parameterCount++;
elementType = elementType.GetRoElementType();
}
}
if (multiDim)
{
//
// Expose a constructor that takes n*2 Int32's (two for each dimension) and constructs a arbitrarily lower-bounded array. For example,
//
// String[,]
//
// exposes
//
// .ctor(int32, int32, int32, int32)
//
RoType[] parameterTypes = new RoType[rank * 2];
for (int i = 0; i < rank * 2; i++)
{
parameterTypes[i] = systemInt32;
}
yield return(new RoSyntheticConstructor(this, uniquifier++, parameterTypes));
}
}
}
//
// SzArrays
//
internal RoArrayType GetUniqueArrayType(RoType elementType)
{
return(_szArrayDict.GetOrAdd(elementType, s_szArrayTypeFactory));
}
internal RoByRefType(RoType elementType)
: base(elementType)
{
Debug.Assert(elementType != null);
}
public static RoPointerType GetUniquePointerType(this RoType elementType) => elementType.GetRoModule().GetUniquePointerType(elementType);
// // Returns all of the directly declared members on the given TypeInfo whose name matches filter. If filter is null, // returns all directly declared members. // public abstract IEnumerable <M> CoreGetDeclaredMembers(RuntimeTypeInfo type, NameFilter filter, RuntimeTypeInfo reflectedType);
//
// Pointers
//
internal RoPointerType GetUniquePointerType(RoType elementType)
{
return(_pointerDict.GetOrAdd(elementType, (e) => new RoPointerType(e)));
}
internal RoPinnedType(RoType unmodifiedType)
: base(unmodifiedType)
{
}
//
// MdArrays
//
internal RoArrayType GetUniqueArrayType(RoType elementType, int rank)
{
return(_mdArrayDict.GetOrAdd(new RoArrayType.Key(elementType, rank: rank), s_mdArrayTypeFactory));
}
//
// ByRefs
//
internal RoByRefType GetUniqueByRefType(RoType elementType)
{
return(_byRefDict.GetOrAdd(elementType, s_byrefTypeFactory));
}
public static RoByRefType GetUniqueByRefType(this RoType elementType) => elementType.GetRoModule().GetUniqueByRefType(elementType);
internal RoWrappedType(RoType unmodifiedType)
{
Debug.Assert(unmodifiedType != null);
UnmodifiedType = unmodifiedType;
}