Exemplo n.º 1
0
        /// <summary>
        /// Finds correspondence between Q# and C# stack frames and populates Q# stack frame information from C# stack frames
        /// </summary>
        public static StackFrame[] PopulateSourceLocations(Stack <StackFrame> qsharpCallStack, System.Diagnostics.StackFrame[] csharpCallStack)
        {
            foreach (StackFrame currentFrame in qsharpCallStack)
            {
                ICallable op        = currentFrame.Callable.UnwrapCallable();
                object[]  locations = op.GetType().GetCustomAttributes(typeof(SourceLocationAttribute), true);
                foreach (object location in locations)
                {
                    SourceLocationAttribute sourceLocation = (location as SourceLocationAttribute);
                    if (sourceLocation != null && sourceLocation.SpecializationKind == op.Variant)
                    {
                        currentFrame.SourceFile = System.IO.Path.GetFullPath(sourceLocation.SourceFile);
                        currentFrame.DeclarationStartLineNumber = sourceLocation.StartLine;
                        currentFrame.DeclarationEndLineNumber   = sourceLocation.EndLine;
                    }
                }
            }

            StackFrame[] qsharpStackFrames  = qsharpCallStack.ToArray();
            int          qsharpStackFrameId = 0;

            for (int csharpStackFrameId = 0; csharpStackFrameId < csharpCallStack.Length; ++csharpStackFrameId)
            {
                string fileName = csharpCallStack[csharpStackFrameId].GetFileName();
                if (fileName != null)
                {
                    fileName = System.IO.Path.GetFullPath(fileName);
                    int        failedLineNumber        = csharpCallStack[csharpStackFrameId].GetFileLineNumber();
                    StackFrame currentQsharpStackFrame = qsharpStackFrames[qsharpStackFrameId];
                    if (fileName == currentQsharpStackFrame.SourceFile &&
                        currentQsharpStackFrame.DeclarationStartLineNumber <= failedLineNumber &&
                        (
                            (failedLineNumber < currentQsharpStackFrame.DeclarationEndLineNumber) ||
                            (currentQsharpStackFrame.DeclarationEndLineNumber == -1)
                        )
                        )
                    {
                        currentQsharpStackFrame.FailedLineNumber = failedLineNumber;
                        qsharpStackFrameId++;
                        if (qsharpStackFrameId == qsharpStackFrames.Length)
                        {
                            break;
                        }
                    }
                }
            }
            return(qsharpStackFrames);
        }
Exemplo n.º 2
0
        /// <summary>
        /// Finds correspondence between Q# and C# stack frames and populates Q# stack frame information from C# stack frames
        /// </summary>
        public static StackFrame[] PopulateSourceLocations(Stack <StackFrame> qsharpCallStack, System.Diagnostics.StackFrame[] csharpStackFrames)
        {
            // Populate source location information in QSharp stack from attributes
            foreach (StackFrame currentFrame in qsharpCallStack)
            {
                ICallable op        = currentFrame.Callable.UnwrapCallable();
                object[]  locations = op.GetType().GetCustomAttributes(typeof(SourceLocationAttribute), true);
                foreach (object location in locations)
                {
                    SourceLocationAttribute sourceLocation = (location as SourceLocationAttribute);
                    if (sourceLocation != null && sourceLocation.SpecializationKind == op.Variant)
                    {
                        currentFrame.SourceFile = System.IO.Path.GetFullPath(sourceLocation.SourceFile);
                        currentFrame.DeclarationStartLineNumber = sourceLocation.StartLine;
                        currentFrame.DeclarationEndLineNumber   = sourceLocation.EndLine;
                        break;
                    }
                }
            }

            StackFrame[] qsharpStackFrames       = qsharpCallStack.ToArray();
            int          currentQSharpFrameIndex = -1;
            int          currentCSharpFrameIndex = -1;

            // A set of Q# stack frames is assumed to be a subset of C# stack frames.
            // When a C# stack frame doesn't have enough information to match with corresponding Q# frame
            // this assumption is essentially broken, which results in missing matches.
            System.Diagnostics.StackFrame csharpFrame = GetNextCSharpStackFrame(csharpStackFrames, ref currentCSharpFrameIndex);
            StackFrame qsharpFrame = GetNextQSharpStackFrame(qsharpStackFrames, ref currentQSharpFrameIndex);

            while (csharpFrame != null && qsharpFrame != null)
            {
                if (IsMatch(csharpFrame, qsharpFrame))
                {
                    PopulateQSharpFrameFromCSharpFrame(csharpFrame, qsharpFrame);
                    // Advance to the next Q# stack frame only when it matches C# stack frame.
                    // If corresponding C# stack frame doesn't have enough information to match
                    // this and all subsequent Q# stack frames will not match.
                    qsharpFrame = GetNextQSharpStackFrame(qsharpStackFrames, ref currentQSharpFrameIndex);
                }
                csharpFrame = GetNextCSharpStackFrame(csharpStackFrames, ref currentCSharpFrameIndex);
            }
            return(qsharpStackFrames);
        }