示例#1
0
 internal void ExceptionSafeWrapper(Action action)
 {
     try
     {
         try
         {
             action();
         }
         catch (CimJobException cimJobException1)
         {
             CimJobException cimJobException = cimJobException1;
             this.ReportJobFailure(cimJobException);
         }
         catch (PSInvalidCastException pSInvalidCastException1)
         {
             PSInvalidCastException pSInvalidCastException = pSInvalidCastException1;
             this.ReportJobFailure(pSInvalidCastException);
         }
         catch (CimException cimException1)
         {
             CimException    cimException     = cimException1;
             CimJobException cimJobException2 = CimJobException.CreateFromCimException(this.GetDescription(), this.JobContext, cimException);
             this.ReportJobFailure(cimJobException2);
         }
         catch (PSInvalidOperationException pSInvalidOperationException)
         {
             lock (this._jobStateLock)
             {
                 bool flag = false;
                 if (this._jobWasStopped)
                 {
                     flag = true;
                 }
                 if (this._alreadyReachedCompletedState && this._jobHadErrors)
                 {
                     flag = true;
                 }
                 if (!flag)
                 {
                     throw;
                 }
             }
         }
     }
     catch (Exception exception1)
     {
         Exception       exception        = exception1;
         CimJobException cimJobException3 = CimJobException.CreateFromAnyException(this.GetDescription(), this.JobContext, exception);
         this.ReportJobFailure(cimJobException3);
     }
 }
示例#2
0
        public static object ConvertTo(object srcObject, Type destType)
        {
            object obj;

            if (srcObject != null)
            {
                if (!srcObject.GetType().IsEnum || !(destType != typeof(string)))
                {
                    try
                    {
                        if (srcObject != null && srcObject.GetType() == typeof(string))
                        {
                            if (!TypeSystem.IsNullableType(destType) || !string.IsNullOrEmpty(srcObject as string))
                            {
                                if (destType == typeof(bool))
                                {
                                    obj = bool.Parse(srcObject as string);
                                    return(obj);
                                }
                            }
                            else
                            {
                                obj = null;
                                return(obj);
                            }
                        }
                        obj = LanguagePrimitives.ConvertTo(srcObject, destType, CultureInfo.InvariantCulture);
                    }
                    catch (PSInvalidCastException pSInvalidCastException1)
                    {
                        PSInvalidCastException pSInvalidCastException = pSInvalidCastException1;
                        throw new InvalidCastException(ExceptionHelpers.GetInvalidCastExceptionMessage(srcObject.GetType(), destType), pSInvalidCastException);
                    }
                    catch (FormatException formatException1)
                    {
                        FormatException formatException = formatException1;
                        throw new InvalidCastException(ExceptionHelpers.GetInvalidCastExceptionMessage(srcObject.GetType(), destType), formatException);
                    }
                    return(obj);
                }
                else
                {
                    throw new InvalidCastException(ExceptionHelpers.GetInvalidCastExceptionMessage(srcObject.GetType(), destType));
                }
            }
            else
            {
                return(null);
            }
        }
示例#3
0
        internal static Type ResolveTypeNameWithContext(TypeName typeName, out Exception exception, Assembly[] assemblies, TypeResolutionState typeResolutionState)
        {
            ExecutionContext context = null;

            exception = null;

            if (typeResolutionState == null)
            {
                // Usings from script scope (and if no script scope, fall back to default 'using namespace system')
                context             = LocalPipeline.GetExecutionContextFromTLS();
                typeResolutionState = TypeResolutionState.GetDefaultUsingState(context);
            }

            // We can do the cache lookup only if we don't define type in the current scope (cache would be invalid in this case).
            var result = typeResolutionState.ContainsTypeDefined(typeName.Name)
                ? null
                : TypeCache.Lookup(typeName, typeResolutionState);

            if (result != null)
            {
                return(result);
            }

            if (typeName.AssemblyName != null)
            {
                result = ResolveAssemblyQualifiedTypeName(typeName, out exception);
                TypeCache.Add(typeName, typeResolutionState, result);
                return(result);
            }

            // Simple typename (no generics, no arrays, no assembly name)
            // We use the following search order, using the specified name (assumed to be fully namespace qualified):
            //
            //     * Search scope table (includes 'using type x = ...' aliases)
            //     * Built in type accelerators (implicit 'using type x = ...' aliases that are effectively in global scope
            //     * typeResolutionState.assemblies, which contains:
            //          - Assemblies with PS types, added by 'using module'
            //          - Assemblies added by 'using assembly'.
            //          For this case, we REPORT ambiguity, since user explicitly specifies the set of assemblies.
            //     * All other loaded assemblies (excluding dynamic assemblies created for PS defined types).
            //          IGNORE ambiguity. It mimics PS v4. There are two reasons:
            //          1) If we report ambiguity, we need to fix our caching logic accordingly.
            //             Consider this code
            //                  Add-Type 'public class Q {}' # ok
            //                  Add-Type 'public class Q { }' # get error about the same name
            //                  [Q] # we would get error about ambiguous type, because we added assembly with duplicated type
            //                      # before we can report TYPE_ALREADY_EXISTS error.
            //
            //                  Add-Type 'public class Q2 {}' # ok
            //                  [Q2] # caching Q2 type
            //                  Add-Type 'public class Q2 { }' # get error about the same name
            //                  [Q2] # we don't get an error about ambiguous type, because it's cached already
            //          2) NuGet (VS Package Management console) uses MEF extensibility model.
            //             Different assemblies includes same interface (i.e. NuGet.VisualStudio.IVsPackageInstallerServices),
            //             where they include only methods that they are interested in the interface declaration (result interfaces are different!).
            //             Then, at runtime VS provides an instance. Everything work as far as instance has compatible API.
            //             So [NuGet.VisualStudio.IVsPackageInstallerServices] can be resolved to several different assemblies and it's ok.
            //     * User defined type accelerators (rare - interface was never public)
            //
            // If nothing is found, we search again, this time applying any 'using namespace ...' declarations including the implicit 'using namespace System'.
            // We must search all using aliases and REPORT an error if there is an ambiguity.

            // If this is TypeDefinition we should not cache anything in TypeCache.
            if (typeName._typeDefinitionAst != null)
            {
                return(typeName._typeDefinitionAst.Type);
            }

            if (context == null)
            {
                context = LocalPipeline.GetExecutionContextFromTLS();
            }

            // Use the explicitly passed-in assembly list when it's specified by the caller.
            // Otherwise, retrieve all currently loaded assemblies.
            var assemList = assemblies ?? ClrFacade.GetAssemblies(typeResolutionState, typeName);
            var isAssembliesExplicitlyPassedIn = assemblies != null;

            result = CallResolveTypeNameWorkerHelper(typeName, context, assemList, isAssembliesExplicitlyPassedIn, typeResolutionState, out exception);

            if (result != null)
            {
                TypeCache.Add(typeName, typeResolutionState, result);
                return(result);
            }

            if (exception == null)
            {
                foreach (var ns in typeResolutionState.namespaces)
                {
                    var newTypeNameToSearch = ns + "." + typeName.Name;
                    newTypeNameToSearch = typeResolutionState.GetAlternateTypeName(newTypeNameToSearch) ??
                                          newTypeNameToSearch;
                    var newTypeName = new TypeName(typeName.Extent, newTypeNameToSearch);
#if CORECLR
                    if (!isAssembliesExplicitlyPassedIn)
                    {
                        // We called 'ClrFacade.GetAssemblies' to get assemblies. That means the assemblies to search from
                        // are not pre-defined, and thus we have to refetch assembly again based on the new type name.
                        assemList = ClrFacade.GetAssemblies(typeResolutionState, newTypeName);
                    }
#endif
                    var newResult = CallResolveTypeNameWorkerHelper(newTypeName, context, assemList, isAssembliesExplicitlyPassedIn, typeResolutionState, out exception);

                    if (exception != null)
                    {
                        break;
                    }

                    if (newResult != null)
                    {
                        if (result == null)
                        {
                            result = newResult;
                        }
                        else
                        {
                            exception = new AmbiguousTypeException(typeName, new string[] { result.FullName, newResult.FullName });
                            result    = null;
                            break;
                        }
                    }
                }
            }

            if (exception != null)
            {
                // AmbiguousTypeException is for internal representation only.
                var ambiguousException = exception as AmbiguousTypeException;
                if (ambiguousException != null)
                {
                    exception = new PSInvalidCastException("AmbiguousTypeReference", exception,
                                                           ParserStrings.AmbiguousTypeReference, ambiguousException.TypeName.Name,
                                                           ambiguousException.Candidates[0], ambiguousException.Candidates[1]);
                }
            }

            if (result != null)
            {
                TypeCache.Add(typeName, typeResolutionState, result);
            }

            return(result);
        }
示例#4
0
        private void ParseHelper(string[] args)
        {
            bool flag = false;

            for (int i = 0; i < (int)args.Length; i++)
            {
                string lowerInvariant = args[i].Trim().ToLowerInvariant();
                if (!string.IsNullOrEmpty(lowerInvariant))
                {
                    if (SpecialCharacters.IsDash(lowerInvariant[0]) || lowerInvariant[0] == '/')
                    {
                        lowerInvariant = lowerInvariant.Substring(1);
                        if (this.MatchSwitch(lowerInvariant, "help", "h") || this.MatchSwitch(lowerInvariant, "?", "?"))
                        {
                            this.showHelp     = true;
                            this.abortStartup = true;
                        }
                        else
                        {
                            if (!this.MatchSwitch(lowerInvariant, "noexit", "noe"))
                            {
                                if (!this.MatchSwitch(lowerInvariant, "importsystemmodules", "imp"))
                                {
                                    if (!this.MatchSwitch(lowerInvariant, "showinitialprompt", "show"))
                                    {
                                        if (!this.MatchSwitch(lowerInvariant, "noprofile", "nop"))
                                        {
                                            if (!this.MatchSwitch(lowerInvariant, "nologo", "nol"))
                                            {
                                                if (!this.MatchSwitch(lowerInvariant, "noninteractive", "noni"))
                                                {
                                                    if (!this.MatchSwitch(lowerInvariant, "servermode", "s"))
                                                    {
                                                        if (!this.MatchSwitch(lowerInvariant, "command", "c"))
                                                        {
                                                            if (!this.MatchSwitch(lowerInvariant, "windowstyle", "w"))
                                                            {
                                                                if (!this.MatchSwitch(lowerInvariant, "file", "f"))
                                                                {
                                                                    if (this.MatchSwitch(lowerInvariant, "outputformat", "o") || this.MatchSwitch(lowerInvariant, "of", "o"))
                                                                    {
                                                                        this.ParseFormat(args, ref i, ref this.outFormat, CommandLineParameterParserStrings.MissingOutputFormatParameter);
                                                                    }
                                                                    else
                                                                    {
                                                                        if (this.MatchSwitch(lowerInvariant, "inputformat", "i") || this.MatchSwitch(lowerInvariant, "if", "i"))
                                                                        {
                                                                            this.ParseFormat(args, ref i, ref this.inFormat, CommandLineParameterParserStrings.MissingInputFormatParameter);
                                                                        }
                                                                        else
                                                                        {
                                                                            if (this.MatchSwitch(lowerInvariant, "executionpolicy", "ex") || this.MatchSwitch(lowerInvariant, "ep", "ep"))
                                                                            {
                                                                                this.ParseExecutionPolicy(args, ref i, ref this.executionPolicy, CommandLineParameterParserStrings.MissingExecutionPolicyParameter);
                                                                            }
                                                                            else
                                                                            {
                                                                                if (this.MatchSwitch(lowerInvariant, "encodedcommand", "e") || this.MatchSwitch(lowerInvariant, "ec", "e"))
                                                                                {
                                                                                    this.wasCommandEncoded = true;
                                                                                    if (!this.ParseCommand(args, ref i, flag, true))
                                                                                    {
                                                                                        break;
                                                                                    }
                                                                                }
                                                                                else
                                                                                {
                                                                                    if (this.MatchSwitch(lowerInvariant, "encodedarguments", "encodeda") || this.MatchSwitch(lowerInvariant, "ea", "ea"))
                                                                                    {
                                                                                        if (!this.CollectArgs(args, ref i))
                                                                                        {
                                                                                            break;
                                                                                        }
                                                                                    }
                                                                                    else
                                                                                    {
                                                                                        if (!this.MatchSwitch(lowerInvariant, "sta", "s"))
                                                                                        {
                                                                                            if (!this.MatchSwitch(lowerInvariant, "mta", "mta"))
                                                                                            {
                                                                                                i--;
                                                                                                if (!this.ParseCommand(args, ref i, flag, false))
                                                                                                {
                                                                                                    break;
                                                                                                }
                                                                                            }
                                                                                            else
                                                                                            {
                                                                                                if (!this.staMode.HasValue)
                                                                                                {
                                                                                                    this.staMode = new bool?(false);
                                                                                                }
                                                                                                else
                                                                                                {
                                                                                                    this.ui.WriteErrorLine(CommandLineParameterParserStrings.MtaStaMutuallyExclusive);
                                                                                                    this.showHelp     = false;
                                                                                                    this.showBanner   = false;
                                                                                                    this.abortStartup = true;
                                                                                                    this.exitCode     = -196608;
                                                                                                    break;
                                                                                                }
                                                                                            }
                                                                                        }
                                                                                        else
                                                                                        {
                                                                                            if (!this.staMode.HasValue)
                                                                                            {
                                                                                                this.staMode = new bool?(true);
                                                                                            }
                                                                                            else
                                                                                            {
                                                                                                this.ui.WriteErrorLine(CommandLineParameterParserStrings.MtaStaMutuallyExclusive);
                                                                                                this.showHelp     = false;
                                                                                                this.showBanner   = false;
                                                                                                this.abortStartup = true;
                                                                                                this.exitCode     = -196608;
                                                                                                break;
                                                                                            }
                                                                                        }
                                                                                    }
                                                                                }
                                                                            }
                                                                        }
                                                                    }
                                                                }
                                                                else
                                                                {
                                                                    i++;
                                                                    if (i < (int)args.Length)
                                                                    {
                                                                        if (!flag)
                                                                        {
                                                                            this.showBanner = false;
                                                                        }
                                                                        if (!flag)
                                                                        {
                                                                            this.noExit = false;
                                                                        }
                                                                        if (args[i] != "-")
                                                                        {
                                                                            string message = null;
                                                                            try
                                                                            {
                                                                                this.file = Path.GetFullPath(args[i]);
                                                                            }
                                                                            catch (Exception exception1)
                                                                            {
                                                                                Exception exception = exception1;
                                                                                ConsoleHost.CheckForSevereException(exception);
                                                                                message = exception.Message;
                                                                            }
                                                                            if (message == null)
                                                                            {
                                                                                if (Path.GetExtension(this.file).Equals(".ps1", StringComparison.OrdinalIgnoreCase))
                                                                                {
                                                                                    if (System.IO.File.Exists(this.file))
                                                                                    {
                                                                                        i++;
                                                                                        Regex  regex = new Regex("^.\\w+\\:", RegexOptions.CultureInvariant);
                                                                                        string str   = null;
                                                                                        while (i < (int)args.Length)
                                                                                        {
                                                                                            string str1 = args[i];
                                                                                            if (str == null)
                                                                                            {
                                                                                                if (string.IsNullOrEmpty(str1) || !SpecialCharacters.IsDash(str1[0]))
                                                                                                {
                                                                                                    this.collectedArgs.Add(new CommandParameter(null, str1));
                                                                                                }
                                                                                                else
                                                                                                {
                                                                                                    Match match = regex.Match(str1);
                                                                                                    if (!match.Success)
                                                                                                    {
                                                                                                        this.collectedArgs.Add(new CommandParameter(str1));
                                                                                                    }
                                                                                                    else
                                                                                                    {
                                                                                                        int num = str1.IndexOf(':');
                                                                                                        if (num != str1.Length - 1)
                                                                                                        {
                                                                                                            this.collectedArgs.Add(new CommandParameter(str1.Substring(0, num), str1.Substring(num + 1)));
                                                                                                        }
                                                                                                        else
                                                                                                        {
                                                                                                            char[] chrArray = new char[1];
                                                                                                            chrArray[0] = ':';
                                                                                                            str         = str1.TrimEnd(chrArray);
                                                                                                        }
                                                                                                    }
                                                                                                }
                                                                                            }
                                                                                            else
                                                                                            {
                                                                                                this.collectedArgs.Add(new CommandParameter(str, str1));
                                                                                                str = null;
                                                                                            }
                                                                                            i++;
                                                                                        }
                                                                                        break;
                                                                                    }
                                                                                    else
                                                                                    {
                                                                                        object[] objArray = new object[1];
                                                                                        objArray[0] = args[i];
                                                                                        this.ui.WriteErrorLine(string.Format(CultureInfo.CurrentCulture, CommandLineParameterParserStrings.ArgumentFileDoesNotExist, objArray));
                                                                                        this.showHelp     = false;
                                                                                        this.abortStartup = true;
                                                                                        this.exitCode     = -196608;
                                                                                        break;
                                                                                    }
                                                                                }
                                                                                else
                                                                                {
                                                                                    object[] objArray1 = new object[1];
                                                                                    objArray1[0] = args[i];
                                                                                    this.ui.WriteErrorLine(string.Format(CultureInfo.CurrentCulture, CommandLineParameterParserStrings.InvalidFileArgumentExtension, objArray1));
                                                                                    this.showHelp     = false;
                                                                                    this.abortStartup = true;
                                                                                    this.exitCode     = -196608;
                                                                                    break;
                                                                                }
                                                                            }
                                                                            else
                                                                            {
                                                                                object[] objArray2 = new object[2];
                                                                                objArray2[0] = args[i];
                                                                                objArray2[1] = message;
                                                                                this.ui.WriteErrorLine(string.Format(CultureInfo.CurrentCulture, CommandLineParameterParserStrings.InvalidFileArgument, objArray2));
                                                                                this.showHelp     = false;
                                                                                this.abortStartup = true;
                                                                                this.exitCode     = -196608;
                                                                                break;
                                                                            }
                                                                        }
                                                                        else
                                                                        {
                                                                            this.readFromStdin = true;
                                                                            this.noPrompt      = false;
                                                                            break;
                                                                        }
                                                                    }
                                                                    else
                                                                    {
                                                                        this.ui.WriteErrorLine(CommandLineParameterParserStrings.MissingFileArgument);
                                                                        this.showHelp     = true;
                                                                        this.abortStartup = true;
                                                                        this.exitCode     = -196608;
                                                                        break;
                                                                    }
                                                                }
                                                            }
                                                            else
                                                            {
                                                                i++;
                                                                if (i < (int)args.Length)
                                                                {
                                                                    try
                                                                    {
                                                                        ProcessWindowStyle processWindowStyle = (ProcessWindowStyle)LanguagePrimitives.ConvertTo(args[i], typeof(ProcessWindowStyle), CultureInfo.InvariantCulture);
                                                                        ConsoleControl.SetConsoleMode(processWindowStyle);
                                                                    }
                                                                    catch (PSInvalidCastException pSInvalidCastException1)
                                                                    {
                                                                        PSInvalidCastException pSInvalidCastException = pSInvalidCastException1;
                                                                        object[] message1 = new object[2];
                                                                        message1[0] = args[i];
                                                                        message1[1] = pSInvalidCastException.Message;
                                                                        this.ui.WriteErrorLine(string.Format(CultureInfo.CurrentCulture, CommandLineParameterParserStrings.InvalidWindowStyleArgument, message1));
                                                                        this.showHelp     = false;
                                                                        this.showBanner   = false;
                                                                        this.abortStartup = true;
                                                                        this.exitCode     = -196608;
                                                                        break;
                                                                    }
                                                                }
                                                                else
                                                                {
                                                                    this.ui.WriteErrorLine(CommandLineParameterParserStrings.MissingWindowStyleArgument);
                                                                    this.showHelp     = false;
                                                                    this.showBanner   = false;
                                                                    this.abortStartup = true;
                                                                    this.exitCode     = -196608;
                                                                    break;
                                                                }
                                                            }
                                                        }
                                                        else
                                                        {
                                                            if (!this.ParseCommand(args, ref i, flag, false))
                                                            {
                                                                break;
                                                            }
                                                        }
                                                    }
                                                    else
                                                    {
                                                        this.serverMode = true;
                                                    }
                                                }
                                                else
                                                {
                                                    this.noInteractive = true;
                                                    if (ConsoleHost.DefaultInitialSessionState != null)
                                                    {
                                                        ConsoleHost.DefaultInitialSessionState.WarmUpTabCompletionOnIdle = false;
                                                    }
                                                }
                                            }
                                            else
                                            {
                                                this.showBanner = false;
                                            }
                                        }
                                        else
                                        {
                                            this.skipUserInit = true;
                                        }
                                    }
                                    else
                                    {
                                        this.showInitialPrompt = true;
                                    }
                                }
                                else
                                {
                                    this.importSystemModules = true;
                                }
                            }
                            else
                            {
                                this.noExit = true;
                                flag        = true;
                            }
                        }
                    }
                    else
                    {
                        i--;
                        this.ParseCommand(args, ref i, flag, false);
                        break;
                    }
                }
            }
            if (this.showHelp)
            {
                this.ShowHelp();
            }
            if (this.showBanner && !this.showHelp)
            {
                this.ShowBanner();
            }
        }