/// <summary>
/// This method's custom attributes, empty if none
/// </summary>
override public ImmutableArray <MrCustomAttribute> GetCustomAttributes()
{
var customAttributeHandles = this.MethodDefinition.GetCustomAttributes();
var customAttributes = MrAssembly.GetCustomAttributesFromHandles(customAttributeHandles, this.DeclaringType);
return(customAttributes.ToImmutableArray());
}
/// <summary>
/// Load an assembly from its MetadataReader. If reader is null, create a fake assembly.
/// </summary>
private MrAssembly LoadFromReader(MetadataReader reader, string name, string path, bool implicitLoad)
{
if (!_loading && !implicitLoad)
{
throw new Exception("Once FinishLoading() has been called, no more assemblies can be loaded");
}
MrAssembly newAssembly;
if (reader == null)
{
newAssembly = MrAssembly.CreateFakeAssembly(name, this);
}
else
{
Debug.Assert(name == reader.GetString(reader.GetAssemblyDefinition().Name) || name == "mscorlib");
// See if the assembly was already explicitly loaded
if (_loadedAssemblies.TryGetValue(name, out var loadedAssembly))
{
return(loadedAssembly);
}
// Or it might have been implicitly loaded
if (_implicitAssemblies.TryGetValue(name, out loadedAssembly))
{
if (implicitLoad)
{
return(loadedAssembly);
}
// This assembly was implicitly loaded, now it's being explicitly loaded,
// so move it from implicit to explicit.
_loadedAssemblies[name] = loadedAssembly;
_implicitAssemblies.Remove(name);
return(loadedAssembly);
}
// Prevent stack overflow by making this assembly exist before creating it
// (which might trigger a cycle of assembly references)
if (implicitLoad)
{
_implicitAssemblies[name] = null;
}
newAssembly = MrAssembly.Create(reader, path, this);
}
// Save the assembly
if (implicitLoad)
{
_implicitAssemblies[name] = newAssembly;
}
else
{
_loadedAssemblies[name] = newAssembly;
}
return(newAssembly);
}
internal static MrAssembly CreateFakeAssembly(string name, MrLoadContext loadContext)
{
var mrAssembly = new MrAssembly(null, null, loadContext);
mrAssembly.IsFakeAssembly = true;
mrAssembly.Name = name;
return(mrAssembly);
}
public MrCustomAttribute(CustomAttributeHandle handle, MrType targetType, MrAssembly assembly)
{
Handle = handle;
Assembly = assembly;
TargetType = targetType;
CustomAttribute = assembly.Reader.GetCustomAttribute(handle);
}
internal static MrType CreateFromGenericParameterHandle(
GenericParameterHandle handle,
MrAssembly assembly,
int arrayRank = 0,
bool isReference = false,
bool isPointer = false)
{
return(new MrType(handle, assembly)
{
ArrayRank = arrayRank,
IsReference = isReference,
IsPointer = isPointer
});
}
private MrType(string fakeFullName, MrAssembly assembly)
{
this.Assembly = assembly;
var index = fakeFullName.LastIndexOf('.');
if (index == -1)
{
_fakeName = fakeFullName;
}
else
{
_fakeNamespace = fakeFullName.Substring(0, index);
_fakeName = fakeFullName.Substring(index + 1);
}
Debug.WriteLine($"Faking {_fakeName}");
}
static public MrAssembly Create(MetadataReader reader, string location, MrLoadContext loadContext)
{
var mrAssembly = new MrAssembly(reader, location, loadContext);
return(mrAssembly);
}
static public MrType AsMrType(this PrimitiveTypeCode typeCode, MrAssembly assembly)
{
return(MrType.CreatePrimitiveType(typeCode));
}
static public MrType AsMrType(this TypeDefinitionHandle handle, MrAssembly assembly)
{
return(MrType.CreateFromTypeDefinition(handle, assembly));
}
// Create a placeholder type that was referenced but wasn't in any of the loaded assemblies
static internal MrType CreateFakeType(string name, MrAssembly assembly)
{
return(new MrType(name, assembly));
}
private MrType(TypeDefinitionHandle typeDefinitionHandle, MrAssembly assembly)
{
TypeDefinitionHandle = typeDefinitionHandle;
Assembly = assembly;
TypeDefinition = Assembly.Reader.GetTypeDefinition(typeDefinitionHandle);
}
/// <summary>
/// Create a type from the type table.
/// </summary>
static internal MrType CreateFromTypeDefinition(TypeDefinitionHandle typeDefinitionHandle, MrAssembly assembly)
{
var type = assembly.GetFromCacheOrCreate(
typeDefinitionHandle,
() => new MrType(typeDefinitionHandle, assembly));
Debug.Assert(type == assembly.GetFromCacheOrCreate(typeDefinitionHandle, null));
return(type);
}
private MrType(GenericParameterHandle handle, MrAssembly assembly)
{
Assembly = assembly;
GenericParameterHandle = handle;
}
/// <summary>
/// Converts a StringHandle to a String
/// </summary>
internal static string AsString(this StringHandle stringHandle, MrAssembly assembly)
{
return(assembly.Reader.GetString(stringHandle));
}
public DisassemblingTypeProvider(MrAssembly assembly)
{
Assembly = assembly;
}
public CustomAttributeTypeProvider(MrAssembly assembly) : base(assembly)
{
}