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How to use ReportUnhandledException method of Microsoft.Coyote.Program class

Best Coyote code snippet using Microsoft.Coyote.Program.ReportUnhandledException

Actor.cs

Source:Actor.cs

...632            }633            else634            {635                // Reports the unhandled exception.636                this.ReportUnhandledException(innerException, actionName);637            }638            return Task.CompletedTask;639        }640        /// <summary>641        /// Checks if the specified event is ignored.642        /// </summary>643        internal virtual bool IsEventIgnored(Event e) =>644            e is TimerElapsedEvent timeoutEvent && !this.Timers.ContainsKey(timeoutEvent.Info);645        /// <summary>646        /// Checks if the specified event is deferred.647        /// </summary>648        internal virtual bool IsEventDeferred(Event e) => false;649        /// <summary>650        /// Checks if there is a default handler installed.651        /// </summary>652        internal virtual bool IsDefaultHandlerInstalled() => false;653        /// <summary>654        /// Returns the hashed state of this actor.655        /// </summary>656        internal virtual int GetHashedState(SchedulingPolicy policy)657        {658            unchecked659            {660                var hash = 19;661                if (policy is SchedulingPolicy.Interleaving)662                {663                    hash = (hash * 31) + this.GetType().GetHashCode();664                    hash = (hash * 31) + this.Id.Value.GetHashCode();665                    hash = (hash * 31) + this.IsHalted.GetHashCode();666                    hash = (hash * 31) + this.IsEventHandlerRunning.GetHashCode();667                    hash = (hash * 31) + this.Context.GetActorProgramCounter(this.Id);668                    hash = (hash * 31) + this.Inbox.GetCachedState();669                }670                if (this.HashedState != 0)671                {672                    // Adds the user-defined hashed state.673                    hash = (hash * 31) + this.HashedState;674                }675                return hash;676            }677        }678        /// <summary>679        /// Registers a new timer using the specified configuration.680        /// </summary>681        private protected TimerInfo RegisterTimer(TimeSpan dueTime, TimeSpan period, TimerElapsedEvent customEvent)682        {683            var info = new TimerInfo(this.Id, dueTime, period, customEvent);684            var timer = this.Context.CreateActorTimer(info, this);685            this.Context.LogWriter.LogCreateTimer(info);686            this.Timers.Add(info, timer);687            return info;688        }689        /// <summary>690        /// Unregisters the specified timer.691        /// </summary>692        private protected void UnregisterTimer(TimerInfo info)693        {694            if (!this.Timers.TryGetValue(info, out IActorTimer timer))695            {696                this.Assert(info.OwnerId == this.Id, "Timer '{0}' is already disposed.", info);697            }698            this.Context.LogWriter.LogStopTimer(info);699            this.Timers.Remove(info);700            using (timer)701            {702                // sometimes timer can be null.703            }704        }705        /// <summary>706        /// Extracts user declarations and sets up the event handlers.707        /// </summary>708        internal virtual void SetupEventHandlers()709        {710            if (!ActionCache.ContainsKey(this.GetType()))711            {712                Stack<Type> actorTypes = new Stack<Type>();713                for (var actorType = this.GetType(); typeof(Actor).IsAssignableFrom(actorType); actorType = actorType.BaseType)714                {715                    actorTypes.Push(actorType);716                }717                // process base types in reverse order, so mosts derrived type is cached first.718                while (actorTypes.Count > 0)719                {720                    this.SetupEventHandlers(actorTypes.Pop());721                }722            }723            // Now we have all derrived types cached, we can build the combined action map for this type.724            for (var actorType = this.GetType(); typeof(Actor).IsAssignableFrom(actorType); actorType = actorType.BaseType)725            {726                // Populates the map of event handlers for this actor instance.727                foreach (var kvp in ActionCache[actorType])728                {729                    // use the most derrived action handler for a given event (ignoring any base handlers defined for the same event).730                    if (!this.ActionMap.ContainsKey(kvp.Key))731                    {732                        // MethodInfo.Invoke catches the exception to wrap it in a TargetInvocationException.733                        // This unwinds the stack before the ExecuteAction exception filter is invoked, so734                        // call through a delegate instead (which is also much faster than Invoke).735                        this.ActionMap.Add(kvp.Key, new CachedDelegate(kvp.Value, this));736                    }737                }738            }739        }740        private void SetupEventHandlers(Type actorType)741        {742            // If this type has not already been setup in the ActionCache, then we need to try and grab the ActionCacheLock743            // for this type.  First make sure we have one and only one lockable object for this type.744            object syncObject = ActionCacheLocks.GetOrAdd(actorType, _ => new object());745            // Locking this syncObject ensures only one thread enters the initialization code to update746            // the ActionCache for this specific Actor type.747            lock (syncObject)748            {749                if (ActionCache.ContainsKey(actorType))750                {751                    // Note: even if we won the GetOrAdd, there is a tiny window of opportunity for another thread752                    // to slip in and lock the syncObject before us, so we have to check the ActionCache again753                    // here just in case.754                }755                else756                {757                    // Events with already declared handlers.758                    var handledEvents = new HashSet<Type>();759                    // Map containing all action bindings.760                    var actionBindings = new Dictionary<Type, ActionEventHandlerDeclaration>();761                    var doAttributes = actorType.GetCustomAttributes(typeof(OnEventDoActionAttribute), false)762                        as OnEventDoActionAttribute[];763                    foreach (var attr in doAttributes)764                    {765                        this.Assert(!handledEvents.Contains(attr.Event),766                            "{0} declared multiple handlers for event '{1}'.",767                            actorType.FullName, attr.Event);768                        actionBindings.Add(attr.Event, new ActionEventHandlerDeclaration(attr.Action));769                        handledEvents.Add(attr.Event);770                    }771                    var map = new Dictionary<Type, MethodInfo>();772                    foreach (var action in actionBindings)773                    {774                        if (!map.ContainsKey(action.Key))775                        {776                            map.Add(action.Key, this.GetActionWithName(action.Value.Name));777                        }778                    }779                    // Caches the action declarations for this actor type.780                    ActionCache.TryAdd(actorType, map);781                }782            }783        }784        /// <summary>785        /// Returns the action with the specified name.786        /// </summary>787        private protected MethodInfo GetActionWithName(string actionName)788        {789            MethodInfo action;790            Type actorType = this.GetType();791            do792            {793                BindingFlags bindingFlags = BindingFlags.Public | BindingFlags.NonPublic |794                    BindingFlags.Instance | BindingFlags.FlattenHierarchy;795                action = actorType.GetMethod(actionName, bindingFlags, Type.DefaultBinder, SingleEventTypeArray, null);796                if (action is null)797                {798                    action = actorType.GetMethod(actionName, bindingFlags, Type.DefaultBinder, Array.Empty<Type>(), null);799                }800                actorType = actorType.BaseType;801            }802            while (action is null && actorType != typeof(StateMachine) && actorType != typeof(Actor));803            this.Assert(action != null, "Cannot detect action declaration '{0}' in '{1}'.", actionName, this.GetType().FullName);804            this.AssertActionValidity(action);805            return action;806        }807        /// <summary>808        /// Reports the activity coverage of this actor.809        /// </summary>810        internal virtual void ReportActivityCoverage(CoverageInfo coverageInfo)811        {812            var name = this.GetType().FullName;813            if (coverageInfo.IsMachineDeclared(name))814            {815                return;816            }817            var fakeStateName = this.GetType().Name;818            coverageInfo.DeclareMachineState(name, fakeStateName);819            var registeredEvents = new HashSet<string>(from key in this.ActionMap.Keys select key.FullName);820            foreach (var eventId in registeredEvents)821            {822                coverageInfo.DeclareStateEvent(name, fakeStateName, eventId);823            }824        }825        /// <summary>826        /// Checks the validity of the specified action.827        /// </summary>828        private void AssertActionValidity(MethodInfo action)829        {830            Type actionType = action.DeclaringType;831            ParameterInfo[] parameters = action.GetParameters();832            this.Assert(parameters.Length is 0 ||833                (parameters.Length is 1 && parameters[0].ParameterType == typeof(Event)),834                "Action '{0}' in '{1}' must either accept no parameters or a single parameter of type 'Event'.",835                action.Name, actionType.Name);836            // Check if the action is an 'async' method.837            if (action.GetCustomAttribute(typeof(AsyncStateMachineAttribute)) != null)838            {839                this.Assert(action.ReturnType == typeof(Task),840                    "Async action '{0}' in '{1}' must have 'Task' return type.",841                    action.Name, actionType.Name);842            }843            else844            {845                this.Assert(action.ReturnType == typeof(void),846                    "Action '{0}' in '{1}' must have 'void' return type.",847                    action.Name, actionType.Name);848            }849        }850        /// <summary>851        /// Returns the formatted strint to be used with a fair nondeterministic boolean choice.852        /// </summary>853        private protected virtual string FormatFairRandom(string callerMemberName, string callerFilePath, int callerLineNumber) =>854            string.Format(CultureInfo.InvariantCulture, "{0}_{1}_{2}_{3}",855                this.Id.Name, callerMemberName, callerFilePath, callerLineNumber.ToString());856        /// <summary>857        /// Wraps the unhandled exception inside an <see cref="AssertionFailureException"/>858        /// exception, and throws it to the user.859        /// </summary>860        private protected virtual void ReportUnhandledException(Exception ex, string actionName) =>861            this.Context.WrapAndThrowException(ex, $"{0} (action '{1}')", this.Id, actionName);862        /// <summary>863        /// Invoked when an event has been enqueued.864        /// </summary>865        [MethodImpl(MethodImplOptions.AggressiveInlining)]866        internal void OnEnqueueEvent(Event e, EventGroup eventGroup, EventInfo eventInfo) =>867            this.Context.LogEnqueuedEvent(this, e, eventGroup, eventInfo);868        /// <summary>869        /// Invoked when an event has been raised.870        /// </summary>871        [MethodImpl(MethodImplOptions.AggressiveInlining)]872        internal void OnRaiseEvent(Event e, EventGroup eventGroup, EventInfo eventInfo) =>873            this.Context.LogRaisedEvent(this, e, eventGroup, eventInfo);874        /// <summary>...

Program.cs

Source:Program.cs

...256        /// Callback invoked when an unhandled exception occurs.257        /// </summary>258        private static void OnUnhandledException(object sender, UnhandledExceptionEventArgs args)259        {260            ReportUnhandledException((Exception)args.ExceptionObject);261            Environment.Exit(1);262        }263        private static void ReportUnhandledException(Exception ex)264        {265            Console.SetOut(StdOut);266            Console.SetError(StdError);267            PrintException(ex);268            for (var inner = ex.InnerException; inner != null; inner = inner.InnerException)269            {270                PrintException(inner);271            }272        }273        private static void PrintException(Exception ex)274        {275            lock (ConsoleLock)276            {277                string msg = string.Empty;...

ReportUnhandledException

Using AI Code Generation

1using Microsoft.Coyote;2using System;3{4    {5        static void Main(string[] args)6        {7            {8                throw new Exception("Test Exception");9            }10            catch (Exception ex)11            {12                Program.ReportUnhandledException(ex);13            }14        }15    }16}

ReportUnhandledException

Using AI Code Generation

1using Microsoft.Coyote;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            {9                await Task.Run(() => { throw new Exception(); });10            }11            catch (Exception e)12            {13                Program.ReportUnhandledException(e);14            }15        }16    }17}18[0] Unhandled exception: System.Exception: Exception of type 'System.Exception' was thrown. ---> System.Exception: Exception of type 'System.Exception' was thrown. at ConsoleApp1.Program.Main(System.String[])+MoveNext() in 1.cs:line 19 at System.Runtime.CompilerServices.AsyncTaskMethodBuilder.Start[[System.__Canon, System.Private.CoreLib]](System.Runtime.CompilerServices.IAsyncStateMachine) at ConsoleApp1.Program.Main(System.String[]) at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[[System.__Canon, System.Private.CoreLib]](System.Runtime.CompilerServices.IAsyncStateMachine) at ConsoleApp1.Program.Main(System.String[]) at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[[System.__Canon, System.Private.CoreLib]](Syste

ReportUnhandledException

Using AI Code Generation

1{2    {3        public static void ReportUnhandledException(Exception ex)4        {5            Console.WriteLine("Exception: " + ex.Message);6        }7    }8}9using Microsoft.Coyote;10{11    {12        public static void ReportUnhandledException(Exception ex)13        {14            Console.WriteLine("Exception: " + ex.Message);15        }16    }17}

ReportUnhandledException

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Coyote;4using Microsoft.Coyote.Actors;5{6    {7        static void Main(string[] args)8        {9            var runtime = RuntimeFactory.Create();10            runtime.RegisterMonitor(typeof(MyMonitor));11            runtime.CreateActor(typeof(MyActor));12            runtime.Wait();13        }14    }15    {16        [OnEventDoAction(typeof(MyEvent), nameof(Handle))]17        class Init : MonitorState { }18        void Handle()19        {20            this.Assert(false, "My assertion failed.");21        }22    }23    {24        [OnEventDoAction(typeof(MyEvent), nameof(Handle))]25        class Init : State { }26        void Handle()27        {28            this.RaiseEvent(new MyEvent());29        }30    }31    public class MyEvent : Event { }32}33using System;34using System.Threading.Tasks;35using Microsoft.Coyote;36using Microsoft.Coyote.Actors;37{38    {39        static void Main(string[] args)40        {41            var runtime = RuntimeFactory.Create();42            runtime.RegisterMonitor(typeof(MyMonitor));43            runtime.CreateActor(typeof(MyActor));44            runtime.Wait();45        }46    }47    {48        [OnEventDoAction(typeof(MyEvent), nameof(Handle))]49        class Init : MonitorState { }50        void Handle()51        {52            this.Assert(false, "My assertion failed.");53        }54    }55    {56        [OnEventDoAction(typeof(MyEvent), nameof(Handle))]57        class Init : State { }58        void Handle()59        {60            this.RaiseEvent(new MyEvent());61        }62    }63    public class MyEvent : Event { }64}65using System;66using System.Threading.Tasks;67using Microsoft.Coyote;68using Microsoft.Coyote.Actors;69{70    {71        static void Main(string[] args)72        {73            var runtime = RuntimeFactory.Create();74            runtime.RegisterMonitor(typeof(MyMonitor));75            runtime.CreateActor(typeof(MyActor

ReportUnhandledException

Using AI Code Generation

1catch (Exception ex)2{3    Microsoft.Coyote.Program.ReportUnhandledException(ex);4    throw;5}6catch (Exception ex)7{8    Microsoft.Coyote.Program.ReportUnhandledException(ex);9    throw;10}11catch (Exception ex)12{13    Microsoft.Coyote.Program.ReportUnhandledException(ex);14    throw;15}16catch (Exception ex)17{18    Microsoft.Coyote.Program.ReportUnhandledException(ex);19    throw;20}21catch (Exception ex)22{23    Microsoft.Coyote.Program.ReportUnhandledException(ex);24    throw;25}26catch (Exception ex)27{28    Microsoft.Coyote.Program.ReportUnhandledException(ex);29    throw;30}31catch (Exception ex)32{33    Microsoft.Coyote.Program.ReportUnhandledException(ex);34    throw;35}36catch (Exception ex)37{38    Microsoft.Coyote.Program.ReportUnhandledException(ex);39    throw;40}41catch (Exception ex)42{43    Microsoft.Coyote.Program.ReportUnhandledException(ex);44    throw;45}46catch (Exception ex)47{

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