Example #1
0
        /// <summary>
        /// Loads XML file and creates tree of nodes from it.
        /// Returns the root node.
        /// </summary>
        /// <param name="file">XML file. Must be full path. Can contain environment variables etc, see <see cref="APath.ExpandEnvVar"/>.</param>
        /// <param name="nodeReader">Callback function that reads current XML element and creates/returns new node. See example.</param>
        /// <exception cref="ArgumentException">Not full path.</exception>
        /// <exception cref="Exception">Exceptions of <see cref="XmlReader.Create(string)"/>.</exception>
        /// <exception cref="XmlException">An error occurred while parsing the XML.</exception>
        /// <example><see cref="ATreeBase{T}"/></example>
        protected static T XmlLoad(string file, XmlNodeReader nodeReader)
        {
            file = APath.NormalizeForNET_(file);
            var xs = new XmlReaderSettings()
            {
                IgnoreComments = true, IgnoreProcessingInstructions = true, IgnoreWhitespace = true
            };

            using var r = AFile.WaitIfLocked(() => XmlReader.Create(file, xs));
            return(XmlLoad(r, nodeReader));
        }
Example #2
0
    static void _Prepare1()
    {
        _SetComApartment(ApartmentState.STA);

        //JIT slowest-to-JIT methods
        //APerf.First();
        //if(!Au.Util.Assembly_.IsAuNgened) {
        Au.Util.AJit.Compile(typeof(RunAssembly), nameof(RunAssembly.Run));
        Au.Util.AJit.Compile(typeof(Au.Util.Serializer_), "Deserialize");
        AFile.WaitIfLocked(() => (FileStream)null);
        //}
        //APerf.NW(); //Core ~15 ms

        //Core assembly loading is fast, but let's save several ms anyway
        _ = typeof(Stack <string>).Assembly;                                                                                       //System.Collections

        using (var stream = AFile.WaitIfLocked(() => File.OpenRead(Assembly.GetExecutingAssembly().Location))) stream.ReadByte();  //Core is not JIT-ed therefore opens file first time much slower than Framework. //TODO: too dirty

        _Hook();
    }
Example #3
0
        static bool _Compile(bool forRun, FileNode f, out CompResults r, FileNode projFolder)
        {
            var p1 = APerf.Create();

            r = new CompResults();

            var m = new MetaComments();

            if (!m.Parse(f, projFolder, EMPFlags.PrintErrors))
            {
                return(false);
            }
            var err = m.Errors;

            p1.Next('m');

            bool needOutputFiles = m.Role != ERole.classFile;

            //if for run, don't compile if f role is classFile
            if (forRun && !needOutputFiles)
            {
                r.role = ERole.classFile;
                return(false);
            }

            XCompiled cache = XCompiled.OfCollection(f.Model);
            string    outPath = null, outFile = null, fileName = null;

            if (needOutputFiles)
            {
                if (m.OutputPath != null)
                {
                    outPath  = m.OutputPath;
                    fileName = m.Name + ".dll";
                }
                else
                {
                    outPath  = cache.CacheDirectory;
                    fileName = f.IdString;
                }
                outFile = outPath + "\\" + fileName;
                AFile.CreateDirectory(outPath);
            }

            if (m.PreBuild.f != null && !_RunPrePostBuildScript(false, m, outFile))
            {
                return(false);
            }

            var po    = m.CreateParseOptions();
            var trees = new CSharpSyntaxTree[m.CodeFiles.Count];

            for (int i = 0; i < trees.Length; i++)
            {
                var f1 = m.CodeFiles[i];
                trees[i] = CSharpSyntaxTree.ParseText(f1.code, po, f1.f.FilePath, Encoding.UTF8) as CSharpSyntaxTree;
                //info: file path is used later in several places: in compilation error messages, run time stack traces (from PDB), Visual Studio debugger, etc.
                //	Our AOutputServer.SetNotifications callback will convert file/line info to links. It supports compilation errors and run time stack traces.
            }
            //p1.Next('t');

            string asmName = m.Name;

            if (m.Role == ERole.editorExtension)
            {
                asmName = asmName + "|" + (++c_versionCounter).ToString();                                             //AssemblyLoadContext.Default cannot load multiple assemblies with same name
            }
            var compilation = CSharpCompilation.Create(asmName, trees, m.References.Refs, m.CreateCompilationOptions());

            //p1.Next('c');

#if PDB
            string pdbFile = null;
#endif
            MemoryStream          pdbStream = null;
            string                xdFile    = null;
            Stream                xdStream  = null;
            Stream                resNat    = null;
            ResourceDescription[] resMan    = null;
            EmitOptions           eOpt      = null;

            if (needOutputFiles)
            {
                _AddAttributes(ref compilation, needVersionEtc: m.Role == ERole.miniProgram || m.Role == ERole.exeProgram);

                //create debug info always. It is used for run-time error links.
#if PDB
                pdbStream = new MemoryStream();
                if (m.OutputPath != null)
                {
                    pdbFile = Path.ChangeExtension(outFile, "pdb");
                    eOpt    = new EmitOptions(debugInformationFormat: DebugInformationFormat.Pdb, pdbFilePath: pdbFile);
                    //eOpt = new EmitOptions(debugInformationFormat: DebugInformationFormat.PortablePdb, pdbFilePath: pdbFile); //smaller, but not all tools support it
                }
                else
                {
                    //eOpt = new EmitOptions(debugInformationFormat: DebugInformationFormat.Embedded); //no, it is difficult to extract, because we load assembly from byte[] to avoid locking. We instead append portable PDB stream to the assembly stream.
                    eOpt = new EmitOptions(debugInformationFormat: DebugInformationFormat.PortablePdb);
                    //adds < 1 KB; almost the same compiling speed. Separate pdb file is 14 KB; 2 times slower compiling, slower loading.
                }
#else
                if (m.OutputPath != null)
                {
                    //we don't use classic pdb file becouse of this error after switching to .NET Core:
                    //	Unexpected error writing debug information -- 'The version of Windows PDB writer is older than required: 'diasymreader.dll''
                    eOpt = new EmitOptions(debugInformationFormat: DebugInformationFormat.Embedded);
                }
                else
                {
                    pdbStream = new MemoryStream();
                    //eOpt = new EmitOptions(debugInformationFormat: DebugInformationFormat.Embedded); //no, it is difficult to extract, because we load assembly from byte[] to avoid locking. We instead append portable PDB stream to the assembly stream.
                    eOpt = new EmitOptions(debugInformationFormat: DebugInformationFormat.PortablePdb);
                    //adds < 1 KB; almost the same compiling speed. Separate pdb file is 14 KB; 2 times slower compiling, slower loading.
                }
#endif

                if (m.XmlDocFile != null)
                {
                    xdStream = AFile.WaitIfLocked(() => File.Create(xdFile = APath.Normalize(m.XmlDocFile, outPath)));
                }

                resMan = _CreateManagedResources(m);
                if (err.ErrorCount != 0)
                {
                    err.PrintAll(); return(false);
                }

                if (m.Role == ERole.exeProgram || m.Role == ERole.classLibrary)
                {
                    resNat = _CreateNativeResources(m, compilation);
                }
                if (err.ErrorCount != 0)
                {
                    err.PrintAll(); return(false);
                }

                //EmbeddedText.FromX //it seems we can embed source code in PDB. Not tested.
            }

            //p1.Next();
            var asmStream  = new MemoryStream(8000);
            var emitResult = compilation.Emit(asmStream, pdbStream, xdStream, resNat, resMan, eOpt);

            if (needOutputFiles)
            {
                xdStream?.Dispose();
                resNat?.Dispose();                 //info: compiler disposes resMan
            }
            //p1.Next('e');

            var diag = emitResult.Diagnostics;
            if (!diag.IsEmpty)
            {
                foreach (var d in diag)
                {
                    if (d.Severity == DiagnosticSeverity.Hidden)
                    {
                        continue;
                    }
                    err.AddErrorOrWarning(d, f);
                    if (d.Severity == DiagnosticSeverity.Error && d.Id == "CS0009")
                    {
                        MetaReferences.RemoveBadReference(d.GetMessage());
                    }
                }
                err.PrintAll();
            }
            if (!emitResult.Success)
            {
                if (needOutputFiles)
                {
                    AFile.Delete(outFile);
#if PDB
                    if (pdbFile != null)
                    {
                        AFile.Delete(pdbFile);
                    }
#endif
                    if (xdFile != null)
                    {
                        AFile.Delete(xdFile);
                    }
                }
                return(false);
            }

            if (needOutputFiles)
            {
                //If there is no [STAThread], will need MTA thread.
                if (m.Role == ERole.miniProgram || m.Role == ERole.exeProgram)
                {
                    bool hasSTAThread = compilation.GetEntryPoint(default)?.GetAttributes().Any(o => o.ToString() == "System.STAThreadAttribute") ?? false;