MethodDebugInformation.cs

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namespace System.Reflection.Metadata;
 
public readonly struct MethodDebugInformation
{
    private readonly MetadataReader _reader;
 
    private readonly int _rowId;
 
    private MethodDebugInformationHandle Handle => MethodDebugInformationHandle.FromRowId(_rowId);
 
    public BlobHandle SequencePointsBlob => _reader.MethodDebugInformationTable.GetSequencePoints(Handle);
 
    public DocumentHandle Document => _reader.MethodDebugInformationTable.GetDocument(Handle);
 
    public StandaloneSignatureHandle LocalSignature
    {
        get
        {
            if (SequencePointsBlob.IsNil)
            {
                return default(StandaloneSignatureHandle);
            }
            return StandaloneSignatureHandle.FromRowId(_reader.GetBlobReader(SequencePointsBlob).ReadCompressedInteger());
        }
    }
 
    internal MethodDebugInformation(MetadataReader reader, MethodDebugInformationHandle handle)
    {
        _reader = reader;
        _rowId = handle.RowId;
    }
 
    public SequencePointCollection GetSequencePoints()
    {
        return new SequencePointCollection(_reader.BlobHeap.GetMemoryBlock(SequencePointsBlob), Document);
    }
 
    public MethodDefinitionHandle GetStateMachineKickoffMethod()
    {
        return _reader.StateMachineMethodTable.FindKickoffMethod(_rowId);
    }
}