|
private static Convert ( ModifierInfo |
||
| customModifier | ModifierInfo |
|
| return | Microsoft.CodeAnalysis.CustomModifier | |
///// <summary>
///// Mark this field as the backing field of a field-like event.
///// The caller will also ensure that it is excluded from the member list of
///// the containing type (as it would be in source).
///// </summary>
//internal void SetAssociatedEvent(PEEventSymbol eventSymbol)
//{
// Debug.Assert((object)eventSymbol != null);
// Debug.Assert(eventSymbol.ContainingType == _containingType);
// // This should always be true in valid metadata - there should only
// // be one event with a given name in a given type.
// if ((object)_associatedEventOpt == null)
// {
// // No locking required since this method will only be called by the thread that created
// // the field symbol (and will be called before the field symbol is added to the containing
// // type members and available to other threads).
// _associatedEventOpt = eventSymbol;
// }
//}
private void EnsureSignatureIsLoaded()
{
if ((object)_lazyType == null)
{
var moduleSymbol = _containingType.ContainingPEModule;
bool isVolatile;
ImmutableArray <ModifierInfo <TypeSymbol> > customModifiers;
TypeSymbol type = (new MetadataDecoder(moduleSymbol, _containingType)).DecodeFieldSignature(_handle, out isVolatile, out customModifiers);
ImmutableArray <CustomModifier> customModifiersArray = CSharpCustomModifier.Convert(customModifiers);
//type = DynamicTypeDecoder.TransformType(type, customModifiersArray.Length, _handle, moduleSymbol);
_lazyIsVolatile = isVolatile;
TypeSymbol fixedElementType;
int fixedSize;
if (customModifiersArray.IsEmpty && IsFixedBuffer(out fixedSize, out fixedElementType))
{
_lazyFixedSize = fixedSize;
_lazyFixedImplementationType = type as NamedTypeSymbol;
//type = new PointerTypeSymbol(fixedElementType);
throw new NotImplementedException();
}
ImmutableInterlocked.InterlockedCompareExchange(ref _lazyCustomModifiers, customModifiersArray, default(ImmutableArray <CustomModifier>));
Interlocked.CompareExchange(ref _lazyType, type, null);
}
}
internal override TypeSymbol MakePointerTypeSymbol(PEModuleSymbol moduleSymbol, TypeSymbol type, ImmutableArray <ModifierInfo <TypeSymbol> > customModifiers)
{
if (type is UnsupportedMetadataTypeSymbol)
{
return(type);
}
return(new PointerTypeSymbol(type, CSharpCustomModifier.Convert(customModifiers)));
}
public PEParameterSymbolWithCustomModifiers(
PEModuleSymbol moduleSymbol,
Symbol containingSymbol,
int ordinal,
bool isByRef,
TypeSymbol type,
ParameterHandle handle,
ImmutableArray <ModifierInfo <TypeSymbol> > customModifiers,
out bool isBad) :
base(moduleSymbol, containingSymbol, ordinal, isByRef, type, handle, out isBad)
{
_customModifiers = CSharpCustomModifier.Convert(customModifiers);
// TODO: RefCustomModifiers
}
public PEParameterSymbolWithCustomModifiers(
PEModuleSymbol moduleSymbol,
Symbol containingSymbol,
int ordinal,
bool isByRef,
ushort countOfCustomModifiersPrecedingByRef,
TypeSymbol type,
ParameterHandle handle,
ImmutableArray <ModifierInfo <TypeSymbol> > customModifiers,
out bool isBad) :
base(moduleSymbol, containingSymbol, ordinal, isByRef, type, handle, customModifiers.Length, out isBad)
{
_customModifiers = CSharpCustomModifier.Convert(customModifiers);
_countOfCustomModifiersPrecedingByRef = countOfCustomModifiersPrecedingByRef;
Debug.Assert(_countOfCustomModifiersPrecedingByRef == 0 || isByRef);
Debug.Assert(_countOfCustomModifiersPrecedingByRef <= _customModifiers.Length);
}
internal override TypeSymbol SubstituteTypeParameters(
PEModuleSymbol moduleSymbol,
TypeSymbol genericTypeDef,
ImmutableArray <KeyValuePair <TypeSymbol, ImmutableArray <ModifierInfo <TypeSymbol> > > > arguments,
ImmutableArray <bool> refersToNoPiaLocalType)
{
if (genericTypeDef is UnsupportedMetadataTypeSymbol)
{
return(genericTypeDef);
}
// Let's return unsupported metadata type if any argument is unsupported metadata type
foreach (var arg in arguments)
{
if (arg.Key.Kind == SymbolKind.ErrorType &&
arg.Key is UnsupportedMetadataTypeSymbol)
{
return(new UnsupportedMetadataTypeSymbol());
}
}
NamedTypeSymbol genericType = (NamedTypeSymbol)genericTypeDef;
//// See if it is or its enclosing type is a non-interface closed over NoPia local types.
//ImmutableArray<AssemblySymbol> linkedAssemblies = moduleSymbol.ContainingAssembly.GetLinkedReferencedAssemblies();
//bool noPiaIllegalGenericInstantiation = false;
//if (!linkedAssemblies.IsDefaultOrEmpty || moduleSymbol.Module.ContainsNoPiaLocalTypes())
//{
// NamedTypeSymbol typeToCheck = genericType;
// int argumentIndex = refersToNoPiaLocalType.Length - 1;
// do
// {
// if (!typeToCheck.IsInterface)
// {
// break;
// }
// else
// {
// argumentIndex -= typeToCheck.Arity;
// }
// typeToCheck = typeToCheck.ContainingType;
// }
// while ((object)typeToCheck != null);
// for (int i = argumentIndex; i >= 0; i--)
// {
// if (refersToNoPiaLocalType[i] ||
// (!linkedAssemblies.IsDefaultOrEmpty &&
// MetadataDecoder.IsOrClosedOverATypeFromAssemblies(arguments[i].Key, linkedAssemblies)))
// {
// noPiaIllegalGenericInstantiation = true;
// break;
// }
// }
//}
// Collect generic parameters for the type and its containers in the order
// that matches passed in arguments, i.e. sorted by the nesting.
ImmutableArray <TypeParameterSymbol> typeParameters = genericType.GetAllTypeParameters();
Debug.Assert(typeParameters.Length > 0);
if (typeParameters.Length != arguments.Length)
{
return(new UnsupportedMetadataTypeSymbol());
}
TypeMap substitution = new TypeMap(typeParameters, arguments.SelectAsArray(arg => new TypeWithModifiers(arg.Key, CSharpCustomModifier.Convert(arg.Value))));
NamedTypeSymbol constructedType = substitution.SubstituteNamedType(genericType);
//if (noPiaIllegalGenericInstantiation)
//{
// constructedType = new NoPiaIllegalGenericInstantiationSymbol(moduleSymbol, constructedType);
//}
return(constructedType);
}
internal override TypeSymbol GetSZArrayTypeSymbol(PEModuleSymbol moduleSymbol, TypeSymbol elementType, ImmutableArray <ModifierInfo <TypeSymbol> > customModifiers)
{
if (elementType is UnsupportedMetadataTypeSymbol)
{
return(elementType);
}
return(ArrayTypeSymbol.CreateSZArray(moduleSymbol.ContainingAssembly, elementType, CSharpCustomModifier.Convert(customModifiers)));
}
internal override TypeSymbol GetMDArrayTypeSymbol(PEModuleSymbol moduleSymbol, int rank, TypeSymbol elementType, ImmutableArray <ModifierInfo <TypeSymbol> > customModifiers,
ImmutableArray <int> sizes, ImmutableArray <int> lowerBounds)
{
if (elementType is UnsupportedMetadataTypeSymbol)
{
return(elementType);
}
return(ArrayTypeSymbol.CreateMDArray(moduleSymbol.ContainingAssembly, elementType, rank, sizes, lowerBounds, CSharpCustomModifier.Convert(customModifiers)));
}
internal PEPropertySymbol(
PEModuleSymbol moduleSymbol,
PENamedTypeSymbol containingType,
PropertyDefinitionHandle handle,
PEMethodSymbol getMethod,
PEMethodSymbol setMethod)
{
Debug.Assert((object)moduleSymbol != null);
Debug.Assert((object)containingType != null);
Debug.Assert(!handle.IsNil);
_containingType = containingType;
var module = moduleSymbol.Module;
PropertyAttributes mdFlags = 0;
BadImageFormatException mrEx = null;
try
{
module.GetPropertyDefPropsOrThrow(handle, out _name, out mdFlags);
}
catch (BadImageFormatException e)
{
mrEx = e;
if ((object)_name == null)
{
_name = string.Empty;
}
}
_getMethod = getMethod;
_setMethod = setMethod;
_handle = handle;
var metadataDecoder = new MetadataDecoder(moduleSymbol, containingType);
SignatureHeader callingConvention;
BadImageFormatException propEx;
var propertyParams = metadataDecoder.GetSignatureForProperty(handle, out callingConvention, out propEx);
Debug.Assert(propertyParams.Length > 0);
SignatureHeader unusedCallingConvention;
BadImageFormatException getEx = null;
var getMethodParams = (object)getMethod == null ? null : metadataDecoder.GetSignatureForMethod(getMethod.Handle, out unusedCallingConvention, out getEx);
BadImageFormatException setEx = null;
var setMethodParams = (object)setMethod == null ? null : metadataDecoder.GetSignatureForMethod(setMethod.Handle, out unusedCallingConvention, out setEx);
// NOTE: property parameter names are not recorded in metadata, so we have to
// use the parameter names from one of the indexers.
// NB: prefer setter names to getter names if both are present.
bool isBad;
_parameters = GetParameters(moduleSymbol, this, propertyParams, setMethodParams ?? getMethodParams, out isBad);
//if (propEx != null || getEx != null || setEx != null || mrEx != null || isBad)
//{
// _lazyUseSiteDiagnostic = new CSDiagnosticInfo(ErrorCode.ERR_BindToBogus, this);
//}
_typeCustomModifiers = CSharpCustomModifier.Convert(propertyParams[0].CustomModifiers);
// CONSIDER: Can we make parameter type computation lazy?
TypeSymbol originalPropertyType = propertyParams[0].Type;
_propertyType = originalPropertyType; // DynamicTypeDecoder.TransformType(originalPropertyType, _typeCustomModifiers.Length, handle, moduleSymbol);
//// Dynamify object type if necessary
//_propertyType = _propertyType.AsDynamicIfNoPia(_containingType);
// A property is bogus and must be accessed by calling its accessors directly if the
// accessor signatures do not agree, both with each other and with the property,
// or if it has parameters and is not an indexer or indexed property.
bool callMethodsDirectly = !DoSignaturesMatch(module, metadataDecoder, propertyParams, _getMethod, getMethodParams, _setMethod, setMethodParams) ||
MustCallMethodsDirectlyCore();
if (!callMethodsDirectly)
{
//if ((object)_getMethod != null)
//{
// _getMethod.SetAssociatedProperty(this, MethodKind.PropertyGet);
//}
//if ((object)_setMethod != null)
//{
// _setMethod.SetAssociatedProperty(this, MethodKind.PropertySet);
//}
}
if (callMethodsDirectly)
{
_flags |= Flags.CallMethodsDirectly;
}
if ((mdFlags & PropertyAttributes.SpecialName) != 0)
{
_flags |= Flags.IsSpecialName;
}
if ((mdFlags & PropertyAttributes.RTSpecialName) != 0)
{
_flags |= Flags.IsRuntimeSpecialName;
}
}