public void BlobEncoder_MethodSpecificationSignature()
{
var b = new BlobBuilder();
var e = new BlobEncoder(b);
var s = e.MethodSpecificationSignature(genericArgumentCount: 0);
AssertEx.Equal(new byte[] { 0x0A, 0x00 }, b.ToArray());
Assert.Same(b, s.Builder);
b.Clear();
e.MethodSpecificationSignature(genericArgumentCount: 1234);
AssertEx.Equal(new byte[] { 0x0A, 0x84, 0xD2 }, b.ToArray());
b.Clear();
Assert.Throws<ArgumentOutOfRangeException>(() => e.MethodSpecificationSignature(genericArgumentCount: -1));
Assert.Throws<ArgumentOutOfRangeException>(() => e.MethodSpecificationSignature(genericArgumentCount: ushort.MaxValue + 1));
}
public void BlobEncoder_MethodSpecificationSignature()
{
var b = new BlobBuilder();
var e = new BlobEncoder(b);
var s = e.MethodSpecificationSignature(genericArgumentCount: 0);
AssertEx.Equal(new byte[] { 0x0A, 0x00 }, b.ToArray());
Assert.Same(b, s.Builder);
b.Clear();
e.MethodSpecificationSignature(genericArgumentCount: 1234);
AssertEx.Equal(new byte[] { 0x0A, 0x84, 0xD2 }, b.ToArray());
b.Clear();
Assert.Throws <ArgumentOutOfRangeException>(() => e.MethodSpecificationSignature(genericArgumentCount: -1));
Assert.Throws <ArgumentOutOfRangeException>(() => e.MethodSpecificationSignature(genericArgumentCount: ushort.MaxValue + 1));
}
public EntityHandle GetMethodRef(MethodDesc method)
{
if (_methodRefs.TryGetValue(method, out var handle))
{
return(handle);
}
EntityHandle methodHandle;
if (method.HasInstantiation && (method.GetMethodDefinition() != method))
{
EntityHandle uninstantiatedHandle = GetMethodRef(method.GetMethodDefinition());
BlobBuilder methodSpecSig = new BlobBuilder();
BlobEncoder methodSpecEncoder = new BlobEncoder(methodSpecSig);
methodSpecEncoder.MethodSpecificationSignature(method.Instantiation.Length);
foreach (var type in method.Instantiation)
{
EncodeType(methodSpecSig, type, EmbeddedSignatureDataEmitter.EmptySingleton);
}
var methodSpecSigHandle = _metadataBuilder.GetOrAddBlob(methodSpecSig);
methodHandle = _metadataBuilder.AddMethodSpecification(uninstantiatedHandle, methodSpecSigHandle);
}
else
{
EntityHandle typeHandle = GetTypeRef((MetadataType)method.OwningType);
StringHandle methodName = _metadataBuilder.GetOrAddString(method.Name);
var sig = method.GetTypicalMethodDefinition().Signature;
EmbeddedSignatureDataEmitter signatureDataEmitter;
if (sig.HasEmbeddedSignatureData)
{
signatureDataEmitter = new EmbeddedSignatureDataEmitter(sig.GetEmbeddedSignatureData(), this);
}
else
{
signatureDataEmitter = EmbeddedSignatureDataEmitter.EmptySingleton;
}
BlobBuilder memberRefSig = new BlobBuilder();
EncodeMethodSignature(memberRefSig, sig, signatureDataEmitter);
if (!signatureDataEmitter.Complete)
{
throw new ArgumentException();
}
var sigBlob = _metadataBuilder.GetOrAddBlob(memberRefSig);
methodHandle = _metadataBuilder.AddMemberReference(typeHandle, methodName, sigBlob);
}
_methodRefs.Add(method, methodHandle);
return(methodHandle);
}
private EntityHandle MakeMemberReferenceHandle(TypeSystemEntity methodOrField)
{
EntityHandle handle;
if (!_memberRefOrSpecHandles.TryGetValue(methodOrField, out handle))
{
MethodDesc method = methodOrField as MethodDesc;
FieldDesc field = methodOrField as FieldDesc;
TypeDesc owningType = (method != null ? method.OwningType : field.OwningType);
string name = (method != null ? method.Name : field.Name);
BlobHandle signature = method != null?
MakeSignatureHandle(method.GetTypicalMethodDefinition()) :
MakeSignatureHandle(field);
handle = _metadataBuilder.AddMemberReference(
MakeTypeRefOrSpecHandle(owningType),
_metadataBuilder.GetOrAddString(name),
signature);
if (method != null && method.HasInstantiation && !method.IsTypicalMethodDefinition)
{
BlobEncoder methodSpecEncoder = new BlobEncoder(new BlobBuilder());
GenericTypeArgumentsEncoder argEncoder = methodSpecEncoder.MethodSpecificationSignature(method.Instantiation.Length);
for (int i = 0; i < method.Instantiation.Length; i++)
{
SignatureTypeEncoder argTypeEncoder = argEncoder.AddArgument();
_signatureEmitter.EncodeTypeSignature(argTypeEncoder, method.Instantiation[i]);
}
handle = _metadataBuilder.AddMethodSpecification(handle, _metadataBuilder.GetOrAddBlob(methodSpecEncoder.Builder));
}
_memberRefOrSpecHandles[methodOrField] = handle;
}
return(handle);
}
public EntityHandle GetMethodRef(MethodDesc method)
{
if (_methodRefs.TryGetValue(method, out var handle))
{
return(handle);
}
EntityHandle methodHandle;
if (method.HasInstantiation && (method.GetMethodDefinition() != method))
{
EntityHandle uninstantiatedHandle = GetMethodRef(method.GetMethodDefinition());
BlobBuilder methodSpecSig = new BlobBuilder();
BlobEncoder methodSpecEncoder = new BlobEncoder(methodSpecSig);
methodSpecEncoder.MethodSpecificationSignature(method.Instantiation.Length);
foreach (var type in method.Instantiation)
{
EncodeType(methodSpecSig, type);
}
var methodSpecSigHandle = _metadataBuilder.GetOrAddBlob(methodSpecSig);
methodHandle = _metadataBuilder.AddMethodSpecification(uninstantiatedHandle, methodSpecSigHandle);
}
else
{
EntityHandle typeHandle = GetTypeRef((MetadataType)method.OwningType);
StringHandle methodName = _metadataBuilder.GetOrAddString(method.Name);
var sig = method.GetTypicalMethodDefinition().Signature;
BlobBuilder memberRefSig = new BlobBuilder();
EncodeMethodSignature(memberRefSig, sig);
var sigBlob = _metadataBuilder.GetOrAddBlob(memberRefSig);
methodHandle = _metadataBuilder.AddMemberReference(typeHandle, methodName, sigBlob);
}
_methodRefs.Add(method, methodHandle);
return(methodHandle);
}
