public void EditAndContinueLambdaAndClosureMap_NegativeSyntaxOffsets()
{
var slots = ImmutableArray <LocalSlotDebugInfo> .Empty;
var closures = ImmutableArray.Create(
new ClosureDebugInfo(-100, new DebugId(0, 0)),
new ClosureDebugInfo(10, new DebugId(1, 0)),
new ClosureDebugInfo(-200, new DebugId(2, 0)));
var lambdas = ImmutableArray.Create(
new LambdaDebugInfo(20, new DebugId(0, 0), 1),
new LambdaDebugInfo(-50, new DebugId(1, 0), 0),
new LambdaDebugInfo(-180, new DebugId(2, 0), LambdaDebugInfo.StaticClosureOrdinal));
var cmw = new BlobBuilder();
new EditAndContinueMethodDebugInformation(0x7b, slots, closures, lambdas).SerializeLambdaMap(cmw);
var bytes = cmw.ToImmutableArray();
AssertEx.Equal(new byte[] { 0x7C, 0x80, 0xC8, 0x03, 0x64, 0x80, 0xD2, 0x00, 0x80, 0xDC, 0x03, 0x80, 0x96, 0x02, 0x14, 0x01 }, bytes);
var deserialized = EditAndContinueMethodDebugInformation.Create(default(ImmutableArray <byte>), bytes);
AssertEx.Equal(closures, deserialized.Closures);
AssertEx.Equal(lambdas, deserialized.Lambdas);
}
public static EditAndContinueMethodDebugInformation GetEncMethodDebugInfo(byte[] customDebugInfoBlob)
{
var localSlots = CustomDebugInfoReader.TryGetCustomDebugInfoRecord(customDebugInfoBlob, CustomDebugInfoKind.EditAndContinueLocalSlotMap);
var lambdaMap = CustomDebugInfoReader.TryGetCustomDebugInfoRecord(customDebugInfoBlob, CustomDebugInfoKind.EditAndContinueLambdaMap);
return(EditAndContinueMethodDebugInformation.Create(localSlots, lambdaMap));
}
public static unsafe EditAndContinueMethodDebugInformation GetEncMethodDebugInfo(this ISymUnmanagedReader3 symReader, MethodDefinitionHandle handle)
{
const int S_OK = 0;
if (symReader is ISymUnmanagedReader4 symReader4)
{
int hr = symReader4.GetPortableDebugMetadata(out byte *metadata, out int size);
Marshal.ThrowExceptionForHR(hr);
if (hr == S_OK)
{
var pdbReader = new MetadataReader(metadata, size);
ImmutableArray <byte> GetCdiBytes(Guid kind) =>
TryGetCustomDebugInformation(pdbReader, handle, kind, out var info) ? pdbReader.GetBlobContent(info.Value) : default(ImmutableArray <byte>);
return(EditAndContinueMethodDebugInformation.Create(
compressedSlotMap: GetCdiBytes(PortableCustomDebugInfoKinds.EncLocalSlotMap),
compressedLambdaMap: GetCdiBytes(PortableCustomDebugInfoKinds.EncLambdaAndClosureMap)));
}
}
var cdi = CustomDebugInfoUtilities.GetCustomDebugInfoBytes(symReader, handle, methodVersion: 1);
if (cdi == null)
{
return(EditAndContinueMethodDebugInformation.Create(default(ImmutableArray <byte>), default(ImmutableArray <byte>)));
}
return(GetEncMethodDebugInfo(cdi));
}
public void EditAndContinueLambdaAndClosureMap_NegativeSyntaxOffsets()
{
var slots = ImmutableArray <LocalSlotDebugInfo> .Empty;
var closures = ImmutableArray.Create(
new ClosureDebugInfo(-100),
new ClosureDebugInfo(10),
new ClosureDebugInfo(-200));
var lambdas = ImmutableArray.Create(
new LambdaDebugInfo(20, 1),
new LambdaDebugInfo(-50, 0),
new LambdaDebugInfo(-180, -1));
var customMetadata = new Cci.MemoryStream();
var cmw = new Cci.BinaryWriter(customMetadata);
new EditAndContinueMethodDebugInformation(0x7b, slots, closures, lambdas).SerializeLambdaMap(cmw);
var bytes = customMetadata.ToImmutableArray();
AssertEx.Equal(new byte[] { 0x7C, 0x80, 0xC8, 0x03, 0x64, 0x80, 0xD2, 0x00, 0x80, 0xDC, 0x02, 0x80, 0x96, 0x01, 0x14, 0x00 }, bytes);
var deserialized = EditAndContinueMethodDebugInformation.Create(default(ImmutableArray <byte>), bytes);
AssertEx.Equal(closures, deserialized.Closures);
AssertEx.Equal(lambdas, deserialized.Lambdas);
}
public void EditAndContinueLambdaAndClosureMap_NoLambdas()
{
// should not happen in practice, but EditAndContinueMethodDebugInformation should handle it just fine
var slots = ImmutableArray <LocalSlotDebugInfo> .Empty;
var closures = ImmutableArray <ClosureDebugInfo> .Empty;
var lambdas = ImmutableArray <LambdaDebugInfo> .Empty;
var cmw = new BlobBuilder();
new EditAndContinueMethodDebugInformation(
10,
slots,
closures,
lambdas
).SerializeLambdaMap(cmw);
var bytes = cmw.ToImmutableArray();
AssertEx.Equal(new byte[] { 0x0B, 0x01, 0x00 }, bytes);
var deserialized = EditAndContinueMethodDebugInformation.Create(
default(ImmutableArray <byte>),
bytes
);
AssertEx.Equal(closures, deserialized.Closures);
AssertEx.Equal(lambdas, deserialized.Lambdas);
}
public void EditAndContinueLambdaAndClosureMap_NoClosures()
{
var slots = ImmutableArray <LocalSlotDebugInfo> .Empty;
var closures = ImmutableArray <ClosureDebugInfo> .Empty;
var lambdas = ImmutableArray.Create(
new LambdaDebugInfo(20, new DebugId(0, 0), LambdaDebugInfo.StaticClosureOrdinal)
);
var cmw = new BlobBuilder();
new EditAndContinueMethodDebugInformation(
-1,
slots,
closures,
lambdas
).SerializeLambdaMap(cmw);
var bytes = cmw.ToImmutableArray();
AssertEx.Equal(new byte[] { 0x00, 0x01, 0x00, 0x15, 0x01 }, bytes);
var deserialized = EditAndContinueMethodDebugInformation.Create(
default(ImmutableArray <byte>),
bytes
);
AssertEx.Equal(closures, deserialized.Closures);
AssertEx.Equal(lambdas, deserialized.Lambdas);
}
public static EditAndContinueMethodDebugInformation GetEncMethodDebugInfo(
byte[] customDebugInfoBlob
)
{
return(EditAndContinueMethodDebugInformation.Create(
CustomDebugInfoUtilities.GetEditAndContinueLocalSlotMapRecord(customDebugInfoBlob),
CustomDebugInfoUtilities.GetEditAndContinueLambdaMapRecord(customDebugInfoBlob)
));
}
public static EditAndContinueMethodDebugInformation GetEncMethodDebugInfo(this ISymUnmanagedReader3 symReader, MethodDefinitionHandle handle)
{
var cdi = CustomDebugInfoUtilities.GetCustomDebugInfoBytes(symReader, handle, methodVersion: 1);
if (cdi == null)
{
return(EditAndContinueMethodDebugInformation.Create(default(ImmutableArray <byte>), default(ImmutableArray <byte>)));
}
return(GetEncMethodDebugInfo(cdi));
}
public void EditAndContinueLocalSlotMap_NegativeSyntaxOffsets()
{
var slots = ImmutableArray.Create(
new LocalSlotDebugInfo(SynthesizedLocalKind.UserDefined, new LocalDebugId(-1, 10)),
new LocalSlotDebugInfo(
SynthesizedLocalKind.TryAwaitPendingCaughtException,
new LocalDebugId(-20000, 10)
)
);
var closures = ImmutableArray <ClosureDebugInfo> .Empty;
var lambdas = ImmutableArray <LambdaDebugInfo> .Empty;
var cmw = new BlobBuilder();
new EditAndContinueMethodDebugInformation(
123,
slots,
closures,
lambdas
).SerializeLocalSlots(cmw);
var bytes = cmw.ToImmutableArray();
AssertEx.Equal(
new byte[]
{
0xFF,
0xC0,
0x00,
0x4E,
0x20,
0x81,
0xC0,
0x00,
0x4E,
0x1F,
0x0A,
0x9A,
0x00,
0x0A
},
bytes
);
var deserialized =
EditAndContinueMethodDebugInformation.Create(
bytes,
default(ImmutableArray <byte>)
).LocalSlots;
AssertEx.Equal(slots, deserialized);
}
public override EditAndContinueMethodDebugInformation GetDebugInfo(
MethodDefinitionHandle methodHandle
) =>
EditAndContinueMethodDebugInformation.Create(
compressedSlotMap: GetCdiBytes(
methodHandle,
PortableCustomDebugInfoKinds.EncLocalSlotMap
),
compressedLambdaMap: GetCdiBytes(
methodHandle,
PortableCustomDebugInfoKinds.EncLambdaAndClosureMap
)
);
public override EditAndContinueMethodDebugInformation GetDebugInfo(
MethodDefinitionHandle methodHandle
)
{
var methodToken = MetadataTokens.GetToken(methodHandle);
byte[] debugInfo;
try
{
debugInfo = _symReader.GetCustomDebugInfo(methodToken, _version);
}
catch (ArgumentOutOfRangeException)
{
// Sometimes the debugger returns the HRESULT for ArgumentOutOfRangeException, rather than E_FAIL,
// for methods without custom debug info (https://github.com/dotnet/roslyn/issues/4138).
debugInfo = null;
}
catch (Exception e) when(FatalError.ReportAndCatch(e)) // likely a bug in the compiler/debugger
{
throw new InvalidDataException(e.Message, e);
}
try
{
ImmutableArray <byte> localSlots,
lambdaMap;
if (debugInfo != null)
{
localSlots = CustomDebugInfoReader.TryGetCustomDebugInfoRecord(
debugInfo,
CustomDebugInfoKind.EditAndContinueLocalSlotMap
);
lambdaMap = CustomDebugInfoReader.TryGetCustomDebugInfoRecord(
debugInfo,
CustomDebugInfoKind.EditAndContinueLambdaMap
);
}
else
{
localSlots = lambdaMap = default;
}
return(EditAndContinueMethodDebugInformation.Create(localSlots, lambdaMap));
}
catch (InvalidOperationException e) when(FatalError.ReportAndCatch(e)) // likely a bug in the compiler/debugger
{
// TODO: CustomDebugInfoReader should throw InvalidDataException
throw new InvalidDataException(e.Message, e);
}
}
public void EditAndContinueLocalSlotMap_NegativeSyntaxOffsets()
{
var slots = ImmutableArray.Create(
new LocalSlotDebugInfo(SynthesizedLocalKind.UserDefined, new LocalDebugId(-1, 10)),
new LocalSlotDebugInfo(SynthesizedLocalKind.TryAwaitPendingCaughtException, new LocalDebugId(-20000, 10)));
var customMetadata = new Cci.MemoryStream();
var cmw = new Cci.BinaryWriter(customMetadata);
new EditAndContinueMethodDebugInformation(slots).SerializeLocalSlots(cmw);
var bytes = customMetadata.ToImmutableArray();
AssertEx.Equal(new byte[] { 0xFE, 0xC0, 0x00, 0x4E, 0x20, 0x81, 0xC0, 0x00, 0x4E, 0x1F, 0x0A, 0x9A, 0x00, 0x0A }, bytes);
var deserialized = EditAndContinueMethodDebugInformation.Create(bytes).LocalSlots;
AssertEx.Equal(slots, deserialized);
}
public void UncompressSlotMap1()
{
using (new EnsureEnglishUICulture())
{
var e = Assert.Throws <InvalidDataException>(() => EditAndContinueMethodDebugInformation.Create(ImmutableArray.Create(new byte[] { 0x01, 0x68, 0xff }), ImmutableArray <byte> .Empty));
Assert.Equal("Invalid data at offset 3: 01-68-FF*", e.Message);
e = Assert.Throws <InvalidDataException>(() => EditAndContinueMethodDebugInformation.Create(ImmutableArray.Create(new byte[] { 0x01, 0x68, 0xff, 0xff, 0xff, 0xff }), ImmutableArray <byte> .Empty));
Assert.Equal("Invalid data at offset 3: 01-68-FF*FF-FF-FF", e.Message);
e = Assert.Throws <InvalidDataException>(() => EditAndContinueMethodDebugInformation.Create(ImmutableArray.Create(new byte[] { 0xff, 0xff, 0xff, 0xff }), ImmutableArray <byte> .Empty));
Assert.Equal("Invalid data at offset 1: FF*FF-FF-FF", e.Message);
byte[] largeData = new byte[10000];
largeData[400] = 0xff;
largeData[401] = 0xff;
largeData[402] = 0xff;
largeData[403] = 0xff;
largeData[404] = 0xff;
largeData[405] = 0xff;
e = Assert.Throws <InvalidDataException>(() => EditAndContinueMethodDebugInformation.Create(ImmutableArray.Create(largeData), ImmutableArray <byte> .Empty));
Assert.Equal(
"Invalid data at offset 401: 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-FF*FF-FF-FF-FF-FF-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-" +
"00-00-00-00-00-00-00-00-00-00-00...", e.Message);
}
}
public void EditAndContinueLambdaAndClosureMap_NoClosures()
{
var slots = ImmutableArray <LocalSlotDebugInfo> .Empty;
var closures = ImmutableArray <ClosureDebugInfo> .Empty;
var lambdas = ImmutableArray.Create(new LambdaDebugInfo(20, LambdaDebugInfo.StaticClosureOrdinal));
var customMetadata = new Cci.MemoryStream();
var cmw = new Cci.BinaryWriter(customMetadata);
new EditAndContinueMethodDebugInformation(-1, slots, closures, lambdas).SerializeLambdaMap(cmw);
var bytes = customMetadata.ToImmutableArray();
AssertEx.Equal(new byte[] { 0x00, 0x01, 0x00, 0x15, 0x01 }, bytes);
var deserialized = EditAndContinueMethodDebugInformation.Create(default(ImmutableArray <byte>), bytes);
AssertEx.Equal(closures, deserialized.Closures);
AssertEx.Equal(lambdas, deserialized.Lambdas);
}
