public async Task <IFileSet> CreateAsync(CancellationToken cancellationToken)
        {
            var watchList = Path.Combine(Path.GetTempPath(), Path.GetRandomFileName());

            try
            {
                var projectDir = Path.GetDirectoryName(_projectFile);

                while (true)
                {
                    cancellationToken.ThrowIfCancellationRequested();

                    var capture = _outputSink.StartCapture();
                    // TODO adding files doesn't currently work. Need to provide a way to detect new files
                    // find files
                    var processSpec = new ProcessSpec
                    {
                        Executable       = DotNetMuxer.MuxerPathOrDefault(),
                        WorkingDirectory = projectDir,
                        Arguments        = new[]
                        {
                            "msbuild",
                            _projectFile,
                            $"/p:_DotNetWatchListFile={watchList}"
                        }.Concat(_buildFlags),
                        OutputCapture = capture
                    };

                    _reporter.Verbose($"Running MSBuild target '{TargetName}' on '{_projectFile}'");

                    var exitCode = await _processRunner.RunAsync(processSpec, cancellationToken);

                    if (exitCode == 0 && File.Exists(watchList))
                    {
                        var fileset = new FileSet(
                            File.ReadAllLines(watchList)
                            .Select(l => l?.Trim())
                            .Where(l => !string.IsNullOrEmpty(l)));

                        _reporter.Verbose($"Watching {fileset.Count} file(s) for changes");
#if DEBUG
                        foreach (var file in fileset)
                        {
                            _reporter.Verbose($"  -> {file}");
                        }

                        Debug.Assert(fileset.All(Path.IsPathRooted), "All files should be rooted paths");
#endif

                        return(fileset);
                    }

                    _reporter.Error($"Error(s) finding watch items project file '{Path.GetFileName(_projectFile)}'");

                    _reporter.Output($"MSBuild output from target '{TargetName}':");
                    _reporter.Output(string.Empty);

                    foreach (var line in capture.Lines)
                    {
                        _reporter.Output($"   {line}");
                    }

                    _reporter.Output(string.Empty);

                    if (!_waitOnError)
                    {
                        return(null);
                    }
                    else
                    {
                        _reporter.Warn("Fix the error to continue or press Ctrl+C to exit.");

                        var fileSet = new FileSet(new[] { _projectFile });

                        using (var watcher = new FileSetWatcher(fileSet, _reporter))
                        {
                            await watcher.GetChangedFileAsync(cancellationToken);

                            _reporter.Output($"File changed: {_projectFile}");
                        }
                    }
                }
            }
            finally
            {
                if (File.Exists(watchList))
                {
                    File.Delete(watchList);
                }
            }
        }
Example #2
0
        public async Task <IFileSet> CreateAsync(CancellationToken cancellationToken)
        {
            var watchList = Path.Combine(Path.GetTempPath(), Path.GetRandomFileName());

            try
            {
                var projectDir = Path.GetDirectoryName(_projectFile);

                while (true)
                {
                    cancellationToken.ThrowIfCancellationRequested();

                    var args = new StringBuilder();
                    args.Append($"msbuild \"{_projectFile}\" /p:_DotNetWatchListFile=\"{watchList}\"");
                    foreach (var flag in _buildFlags)
                    {
                        args.Append(" ");
                        args.Append(flag);
                    }

                    var processSpec = new ProcessSpec
                    {
                        Executable       = "dotnet",
                        WorkingDirectory = projectDir !,
                        Arguments        = args.ToString()
                    };

                    _logger.LogDebug($"Running MSBuild target '{TargetName}' on '{_projectFile}'");

                    var processResult = await ProcessUtil.RunAsync(processSpec, cancellationToken);

                    if (processResult.ExitCode == 0 && File.Exists(watchList))
                    {
                        var fileset = new FileSet(
                            File.ReadAllLines(watchList)
                            .Select(l => l?.Trim())
                            .Where(l => !string.IsNullOrEmpty(l)) !);

                        _logger.LogDebug($"Watching {fileset.Count} file(s) for changes");
#if DEBUG
                        foreach (var file in fileset)
                        {
                            _logger.LogDebug($"  -> {file}");
                        }

                        Debug.Assert(fileset.All(Path.IsPathRooted), "All files should be rooted paths");
#endif

                        return(fileset);
                    }

                    _logger.LogError($"Error(s) finding watch items project file '{Path.GetFileName(_projectFile)}'");

                    _logger.LogInformation($"MSBuild output from target '{TargetName}':");
                    _logger.LogInformation(string.Empty);

                    _logger.LogInformation(string.Empty);

                    if (!_waitOnError)
                    {
                        return(null !);
                    }
                    else
                    {
                        _logger.LogWarning("Fix the error to continue or press Ctrl+C to exit.");

                        var fileSet = new FileSet(new[] { _projectFile });

                        using (var watcher = new FileSetWatcher(fileSet, _logger))
                        {
                            await watcher.GetChangedFileAsync(cancellationToken);

                            _logger.LogInformation($"File changed: {_projectFile}");
                        }
                    }
                }
            }
            finally
            {
                if (File.Exists(watchList))
                {
                    File.Delete(watchList);
                }
            }
        }
        public async Task <FileSet> CreateAsync(CancellationToken cancellationToken)
        {
            var watchList = Path.Combine(Path.GetTempPath(), Path.GetRandomFileName());

            try
            {
                var projectDir = Path.GetDirectoryName(_projectFile);

                while (true)
                {
                    cancellationToken.ThrowIfCancellationRequested();

                    var capture   = _outputSink.StartCapture();
                    var arguments = new List <string>
                    {
                        "msbuild",
                        "/nologo",
                        _projectFile,
                        $"/p:_DotNetWatchListFile={watchList}",
                    };

                    if (_dotNetWatchOptions.SuppressHandlingStaticContentFiles)
                    {
                        arguments.Add("/p:DotNetWatchContentFiles=false");
                    }

                    arguments.AddRange(_buildFlags);

                    var processSpec = new ProcessSpec
                    {
                        Executable       = _muxerPath,
                        WorkingDirectory = projectDir,
                        Arguments        = arguments,
                        OutputCapture    = capture
                    };

                    _reporter.Verbose($"Running MSBuild target '{TargetName}' on '{_projectFile}'");

                    var exitCode = await _processRunner.RunAsync(processSpec, cancellationToken);

                    if (exitCode == 0 && File.Exists(watchList))
                    {
                        using var watchFile = File.OpenRead(watchList);
                        var result = await JsonSerializer.DeserializeAsync <MSBuildFileSetResult>(watchFile, cancellationToken : cancellationToken);

                        var fileItems = new List <FileItem>();
                        foreach (var project in result.Projects)
                        {
                            var value     = project.Value;
                            var fileCount = value.Files.Count;

                            for (var i = 0; i < fileCount; i++)
                            {
                                fileItems.Add(new FileItem
                                {
                                    FilePath    = value.Files[i],
                                    ProjectPath = project.Key,
                                });
                            }

                            var staticItemsCount = value.StaticFiles.Count;
                            for (var i = 0; i < staticItemsCount; i++)
                            {
                                var item = value.StaticFiles[i];
                                fileItems.Add(new FileItem
                                {
                                    FilePath           = item.FilePath,
                                    ProjectPath        = project.Key,
                                    IsStaticFile       = true,
                                    StaticWebAssetPath = item.StaticWebAssetPath,
                                });
                            }
                        }


                        _reporter.Verbose($"Watching {fileItems.Count} file(s) for changes");
#if DEBUG
                        foreach (var file in fileItems)
                        {
                            _reporter.Verbose($"  -> {file.FilePath} {(file.IsStaticFile ? file.StaticWebAssetPath : null)}");
                        }

                        Debug.Assert(fileItems.All(f => Path.IsPathRooted(f.FilePath)), "All files should be rooted paths");
#endif

                        // TargetFrameworkVersion appears as v6.0 in msbuild. Ignore the leading v
                        var targetFrameworkVersion = !string.IsNullOrEmpty(result.TargetFrameworkVersion) ?
                                                     Version.Parse(result.TargetFrameworkVersion.AsSpan(1)) : // Ignore leading v
                                                     null;
                        var projectInfo = new ProjectInfo(
                            _projectFile,
                            result.IsNetCoreApp,
                            targetFrameworkVersion,
                            result.RunCommand,
                            result.RunArguments,
                            result.RunWorkingDirectory);
                        return(new FileSet(projectInfo, fileItems));
                    }

                    _reporter.Error($"Error(s) finding watch items project file '{Path.GetFileName(_projectFile)}'");

                    _reporter.Output($"MSBuild output from target '{TargetName}':");
                    _reporter.Output(string.Empty);

                    foreach (var line in capture.Lines)
                    {
                        _reporter.Output($"   {line}");
                    }

                    _reporter.Output(string.Empty);

                    if (!_waitOnError)
                    {
                        return(null);
                    }
                    else
                    {
                        _reporter.Warn("Fix the error to continue or press Ctrl+C to exit.");

                        var fileSet = new FileSet(null, new[] { new FileItem {
                                                                    FilePath = _projectFile
                                                                } });

                        using (var watcher = new FileSetWatcher(fileSet, _reporter))
                        {
                            await watcher.GetChangedFileAsync(cancellationToken);

                            _reporter.Output($"File changed: {_projectFile}");
                        }
                    }
                }
            }
            finally
            {
                if (File.Exists(watchList))
                {
                    File.Delete(watchList);
                }
            }
        }
Example #4
0
        public async Task <FileSet> CreateAsync(CancellationToken cancellationToken)
        {
            var watchList = Path.Combine(Path.GetTempPath(), Path.GetRandomFileName());

            try
            {
                var projectDir = Path.GetDirectoryName(_projectFile);

                while (true)
                {
                    cancellationToken.ThrowIfCancellationRequested();

                    var capture = _outputSink.StartCapture();
                    // TODO adding files doesn't currently work. Need to provide a way to detect new files
                    // find files
                    var processSpec = new ProcessSpec
                    {
                        Executable       = DotNetMuxer.MuxerPathOrDefault(),
                        WorkingDirectory = projectDir,
                        Arguments        = new[]
                        {
                            "msbuild",
                            "/nologo",
                            _projectFile,
                            $"/p:_DotNetWatchListFile={watchList}",
                            _dotNetWatchOptions.SuppressHandlingStaticContentFiles ? "/p:DotNetWatchContentFiles=false" : "",
                        }.Concat(_buildFlags),
                        OutputCapture = capture
                    };

                    _reporter.Verbose($"Running MSBuild target '{TargetName}' on '{_projectFile}'");

                    var exitCode = await _processRunner.RunAsync(processSpec, cancellationToken);

                    if (exitCode == 0 && File.Exists(watchList))
                    {
                        var lines = File.ReadAllLines(watchList);

                        var staticFiles      = new List <string>();
                        var commandLine      = new CommandLineApplication();
                        var contentFiles     = commandLine.Option("-c", "Content file", CommandOptionType.MultipleValue);
                        var contentFilePaths = commandLine.Option("-s", "Static asset path", CommandOptionType.MultipleValue);
                        var files            = commandLine.Option("-f", "Watched files", CommandOptionType.MultipleValue);
                        var isNetCoreApp31   = commandLine.Option("-isnetcoreapp31", "Is .NET Core 3.1 or newer?", CommandOptionType.NoValue);
                        commandLine.Invoke = () => 0;

                        commandLine.Execute(lines);
                        var isNetCoreApp31OrNewer = isNetCoreApp31.Value();
                        var fileItems             = new List <FileItem>();
                        foreach (var file in files.Values)
                        {
                            fileItems.Add(new FileItem(file));
                        }

                        for (var i = 0; i < contentFiles.Values.Count; i++)
                        {
                            var contentFile        = contentFiles.Values[i];
                            var staticWebAssetPath = contentFilePaths.Values[i].TrimStart('/');

                            fileItems.Add(new FileItem(contentFile, FileKind.StaticFile, staticWebAssetPath));
                        }

                        var fileset = new FileSet(isNetCoreApp31.HasValue(), fileItems);

                        _reporter.Verbose($"Watching {fileset.Count} file(s) for changes");
#if DEBUG
                        foreach (var file in fileset)
                        {
                            _reporter.Verbose($"  -> {file.FilePath} {file.FileKind} {file.StaticWebAssetPath}.");
                        }

                        Debug.Assert(fileset.All(f => Path.IsPathRooted(f.FilePath)), "All files should be rooted paths");
#endif

                        return(fileset);
                    }

                    _reporter.Error($"Error(s) finding watch items project file '{Path.GetFileName(_projectFile)}'");

                    _reporter.Output($"MSBuild output from target '{TargetName}':");
                    _reporter.Output(string.Empty);

                    foreach (var line in capture.Lines)
                    {
                        _reporter.Output($"   {line}");
                    }

                    _reporter.Output(string.Empty);

                    if (!_waitOnError)
                    {
                        return(null);
                    }
                    else
                    {
                        _reporter.Warn("Fix the error to continue or press Ctrl+C to exit.");

                        var fileSet = new FileSet(false, new[] { new FileItem(_projectFile) });

                        using (var watcher = new FileSetWatcher(fileSet, _reporter))
                        {
                            await watcher.GetChangedFileAsync(cancellationToken);

                            _reporter.Output($"File changed: {_projectFile}");
                        }
                    }
                }
            }
            finally
            {
                if (File.Exists(watchList))
                {
                    File.Delete(watchList);
                }
            }
        }