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How to use EnterFromAsync method of PuppeteerSharp.States.DisposedState class

Best Puppeteer-sharp code snippet using PuppeteerSharp.States.DisposedState.EnterFromAsync

ChromiumProcess.cs

Source:ChromiumProcess.cs

...381            #endregion382            #region Concrete state classes383            private class InitialState : State384            {385                public override Task StartAsync(ChromiumProcess p) => Starting.EnterFromAsync(p, this);386                public override Task ExitAsync(ChromiumProcess p, TimeSpan timeout)387                {388                    Exited.EnterFrom(p, this);389                    return Task.CompletedTask;390                }391                public override Task KillAsync(ChromiumProcess p)392                {393                    Exited.EnterFrom(p, this);394                    return Task.CompletedTask;395                }396                public override Task WaitForExitAsync(ChromiumProcess p) => Task.FromException(InvalidOperation("wait for exit"));397            }398            private class StartingState : State399            {400                public Task EnterFromAsync(ChromiumProcess p, State fromState)401                {402                    if (!TryEnter(p, fromState))403                    {404                        // Delegate StartAsync to current state, because it has already changed since405                        // transition to this state was initiated.406                        return p._currentState.StartAsync(p);407                    }408                    return StartCoreAsync(p);409                }410                public override Task StartAsync(ChromiumProcess p) => p._startCompletionSource.Task;411                public override Task ExitAsync(ChromiumProcess p, TimeSpan timeout) => Exiting.EnterFromAsync(p, this, timeout);412                public override Task KillAsync(ChromiumProcess p) => Killing.EnterFromAsync(p, this);413                public override void Dispose(ChromiumProcess p)414                {415                    p._startCompletionSource.TrySetException(new ObjectDisposedException(p.ToString()));416                    base.Dispose(p);417                }418                private async Task StartCoreAsync(ChromiumProcess p)419                {420                    var output = new StringBuilder();421                    void OnProcessDataReceivedWhileStarting(object sender, DataReceivedEventArgs e)422                    {423                        if (e.Data != null)424                        {425                            output.AppendLine(e.Data);426                            var match = Regex.Match(e.Data, "^DevTools listening on (ws:\\/\\/.*)");427                            if (match.Success)428                            {429                                p._startCompletionSource.SetResult(match.Groups[1].Value);430                            }431                        }432                    }433                    void OnProcessExitedWhileStarting(object sender, EventArgs e)434                    {435                        p._startCompletionSource.SetException(new ChromiumProcessException($"Failed to launch Chromium! {output}"));436                    }437                    void OnProcessExited(object sender, EventArgs e)438                    {439                        Exited.EnterFrom(p, p._currentState);440                    }441                    p.Process.ErrorDataReceived += OnProcessDataReceivedWhileStarting;442                    p.Process.Exited += OnProcessExitedWhileStarting;443                    p.Process.Exited += OnProcessExited;444                    CancellationTokenSource cts = null;445                    try446                    {447                        p.Process.Start();448                        await Started.EnterFromAsync(p, this).ConfigureAwait(false);449                        p.Process.BeginErrorReadLine();450                        var timeout = p._options.Timeout;451                        if (timeout > 0)452                        {453                            cts = new CancellationTokenSource(timeout);454                            cts.Token.Register(() => p._startCompletionSource.TrySetException(455                                new ChromiumProcessException($"Timed out after {timeout} ms while trying to connect to Chromium!")));456                        }457                        try458                        {459                            await p._startCompletionSource.Task.ConfigureAwait(false);460                            await Started.EnterFromAsync(p, this).ConfigureAwait(false);461                        }462                        catch463                        {464                            await Killing.EnterFromAsync(p, this).ConfigureAwait(false);465                            throw;466                        }467                    }468                    finally469                    {470                        cts?.Dispose();471                        p.Process.Exited -= OnProcessExitedWhileStarting;472                        p.Process.ErrorDataReceived -= OnProcessDataReceivedWhileStarting;473                    }474                }475            }476            private class StartedState : State477            {478                public Task EnterFromAsync(ChromiumProcess p, State fromState)479                {480                    if (TryEnter(p, fromState))481                    {482                        // Process has not exited or been killed since transition to this state was initiated483                        LogProcessCount(p, Interlocked.Increment(ref _processCount));484                    }485                    return Task.CompletedTask;486                }487                protected override void Leave(ChromiumProcess p)488                    => LogProcessCount(p, Interlocked.Decrement(ref _processCount));489                public override Task StartAsync(ChromiumProcess p) => Task.CompletedTask;490                public override Task ExitAsync(ChromiumProcess p, TimeSpan timeout) => Exiting.EnterFromAsync(p, this, timeout);491                public override Task KillAsync(ChromiumProcess p) => Killing.EnterFromAsync(p, this);492                private static void LogProcessCount(ChromiumProcess p, int processCount)493                {494                    try495                    {496                        p._logger?.LogInformation("Process Count: {ProcessCount}", processCount);497                    }498                    catch499                    {500                        // Prevent logging exception from causing havoc501                    }502                }503            }504            private class ExitingState : State505            {506                public Task EnterFromAsync(ChromiumProcess p, State fromState, TimeSpan timeout)507                {508                    return !TryEnter(p, fromState) ? p._currentState.ExitAsync(p, timeout) : ExitAsync(p, timeout);509                }510                public override async Task ExitAsync(ChromiumProcess p, TimeSpan timeout)511                {512                    var timeoutTask = Task.Delay(timeout);513                    var waitForExitTask = WaitForExitAsync(p);514                    var completedTask = await Task.WhenAny(waitForExitTask, timeoutTask).ConfigureAwait(false);515                    if (completedTask == timeoutTask)516                    {517                        await Killing.EnterFromAsync(p, this).ConfigureAwait(false);518                        await waitForExitTask.ConfigureAwait(false);519                    }520                }521                public override Task KillAsync(ChromiumProcess p) => Killing.EnterFromAsync(p, this);522            }523            private class KillingState : State524            {525                public Task EnterFromAsync(ChromiumProcess p, State fromState)526                {527                    if (!TryEnter(p, fromState))528                    {529                        // Delegate KillAsync to current state, because it has already changed since530                        // transition to this state was initiated.531                        return p._currentState.KillAsync(p);532                    }533                    try534                    {535                        if (!p.Process.HasExited)536                        {537                            p.Process.Kill();538                        }539                    }...

LauncherBase.cs

Source:LauncherBase.cs

...311            #endregion312            #region Concrete state classes313            private class InitialState : State314            {315                public override Task StartAsync(LauncherBase p) => Starting.EnterFromAsync(p, this);316                public override Task ExitAsync(LauncherBase p, TimeSpan timeout)317                {318                    Exited.EnterFrom(p, this);319                    return Task.CompletedTask;320                }321                public override Task KillAsync(LauncherBase p)322                {323                    Exited.EnterFrom(p, this);324                    return Task.CompletedTask;325                }326                public override Task WaitForExitAsync(LauncherBase p) => Task.FromException(InvalidOperation("wait for exit"));327            }328            private class StartingState : State329            {330                public Task EnterFromAsync(LauncherBase p, State fromState)331                {332                    if (!TryEnter(p, fromState))333                    {334                        // Delegate StartAsync to current state, because it has already changed since335                        // transition to this state was initiated.336                        return p._currentState.StartAsync(p);337                    }338                    return StartCoreAsync(p);339                }340                public override Task StartAsync(LauncherBase p) => p._startCompletionSource.Task;341                public override Task ExitAsync(LauncherBase p, TimeSpan timeout) => Exiting.EnterFromAsync(p, this, timeout);342                public override Task KillAsync(LauncherBase p) => Killing.EnterFromAsync(p, this);343                public override void Dispose(LauncherBase p)344                {345                    p._startCompletionSource.TrySetException(new ObjectDisposedException(p.ToString()));346                    base.Dispose(p);347                }348                private async Task StartCoreAsync(LauncherBase p)349                {350                    var output = new StringBuilder();351                    void OnProcessDataReceivedWhileStarting(object sender, DataReceivedEventArgs e)352                    {353                        if (e.Data != null)354                        {355                            output.AppendLine(e.Data);356                            var match = Regex.Match(e.Data, "^DevTools listening on (ws:\\/\\/.*)");357                            if (match.Success)358                            {359                                p._startCompletionSource.TrySetResult(match.Groups[1].Value);360                            }361                        }362                    }363                    void OnProcessExitedWhileStarting(object sender, EventArgs e)364                        => p._startCompletionSource.TrySetException(new ProcessException($"Failed to launch Base! {output}"));365                    void OnProcessExited(object sender, EventArgs e) => Exited.EnterFrom(p, p._currentState);366                    p.Process.ErrorDataReceived += OnProcessDataReceivedWhileStarting;367                    p.Process.Exited += OnProcessExitedWhileStarting;368                    p.Process.Exited += OnProcessExited;369                    CancellationTokenSource cts = null;370                    try371                    {372                        p.Process.Start();373                        await Started.EnterFromAsync(p, this).ConfigureAwait(false);374                        p.Process.BeginErrorReadLine();375                        int timeout = p._options.Timeout;376                        if (timeout > 0)377                        {378                            cts = new CancellationTokenSource(timeout);379                            cts.Token.Register(() => p._startCompletionSource.TrySetException(380                                new ProcessException($"Timed out after {timeout} ms while trying to connect to Base!")));381                        }382                        try383                        {384                            await p._startCompletionSource.Task.ConfigureAwait(false);385                            await Started.EnterFromAsync(p, this).ConfigureAwait(false);386                        }387                        catch388                        {389                            await Killing.EnterFromAsync(p, this).ConfigureAwait(false);390                            throw;391                        }392                    }393                    finally394                    {395                        cts?.Dispose();396                        p.Process.Exited -= OnProcessExitedWhileStarting;397                        p.Process.ErrorDataReceived -= OnProcessDataReceivedWhileStarting;398                    }399                }400            }401            private class StartedState : State402            {403                public Task EnterFromAsync(LauncherBase p, State fromState)404                {405                    if (TryEnter(p, fromState))406                    {407                    }408                    return Task.CompletedTask;409                }410                protected override void Leave(LauncherBase p) { }411                public override Task StartAsync(LauncherBase p) => Task.CompletedTask;412                public override Task ExitAsync(LauncherBase p, TimeSpan timeout) => Exiting.EnterFromAsync(p, this, timeout);413                public override Task KillAsync(LauncherBase p) => Killing.EnterFromAsync(p, this);414            }415            private class ExitingState : State416            {417                public Task EnterFromAsync(LauncherBase p, State fromState, TimeSpan timeout)418                    => !TryEnter(p, fromState) ? p._currentState.ExitAsync(p, timeout) : ExitAsync(p, timeout);419                public override async Task ExitAsync(LauncherBase p, TimeSpan timeout)420                {421                    var waitForExitTask = WaitForExitAsync(p);422                    await waitForExitTask.WithTimeout(423                        async () =>424                        {425                            await Killing.EnterFromAsync(p, this).ConfigureAwait(false);426                            await waitForExitTask.ConfigureAwait(false);427                        },428                        timeout,429                        CancellationToken.None).ConfigureAwait(false);430                }431                public override Task KillAsync(LauncherBase p) => Killing.EnterFromAsync(p, this);432            }433            private class KillingState : State434            {435                public async Task EnterFromAsync(LauncherBase p, State fromState)436                {437                    if (!TryEnter(p, fromState))438                    {439                        // Delegate KillAsync to current state, because it has already changed since440                        // transition to this state was initiated.441                        await p._currentState.KillAsync(p).ConfigureAwait(false);442                    }443                    try444                    {445                        if (!p.Process.HasExited)446                        {447                            p.Process.Kill();448                        }449                    }...

DisposedState.cs

Source:DisposedState.cs

...6    {7        public DisposedState(StateManager stateManager) : base(stateManager)8        {9        }10        public override Task EnterFromAsync(LauncherBase p, State fromState, TimeSpan timeSpan)11        {12            if (fromState == StateManager.Exited)13            {14                return null;15            }16            Kill(p);17            p.ExitCompletionSource.TrySetException(new ObjectDisposedException(p.ToString()));18            p.TempUserDataDir?.Dispose();19            return null;20        }21        public override Task StartAsync(LauncherBase p) => throw new ObjectDisposedException(p.ToString());22        public override Task ExitAsync(LauncherBase p, TimeSpan timeout) => throw new ObjectDisposedException(p.ToString());23        public override Task KillAsync(LauncherBase p) => throw new ObjectDisposedException(p.ToString());24        public override void Dispose(LauncherBase p)...

EnterFromAsync

Using AI Code Generation

1var page = await browser.NewPageAsync();2var page = await browser.NewPageAsync();3var page = await browser.NewPageAsync();4var page = await browser.NewPageAsync();5var page = await browser.NewPageAsync();6var page = await browser.NewPageAsync();7var page = await browser.NewPageAsync();8var page = await browser.NewPageAsync();9var page = await browser.NewPageAsync();10var page = await browser.NewPageAsync();11var page = await browser.NewPageAsync();12var page = await browser.NewPageAsync();13var page = await browser.NewPageAsync();14var page = await browser.NewPageAsync();

EnterFromAsync

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5    {6        static void Main(string[] args)7        {8            MainAsync().GetAwaiter().GetResult();9        }10        static async Task MainAsync()11        {12            var browser = await Puppeteer.LaunchAsync(new LaunchOptions13            {14                ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe"15            });16            var page = await browser.NewPageAsync();17            await page.EnterFromAsync(

EnterFromAsync

Using AI Code Generation

1var disposableState = new PuppeteerSharp.States.DisposedState();2var enterFromAsync = disposableState.EnterFromAsync();3var disposableState = new PuppeteerSharp.States.DisposedState();4var enterFromAsync = disposableState.EnterFromAsync();5var disposableState = new PuppeteerSharp.States.DisposedState();6var enterFromAsync = disposableState.EnterFromAsync();7var disposableState = new PuppeteerSharp.States.DisposedState();8var enterFromAsync = disposableState.EnterFromAsync();9var disposableState = new PuppeteerSharp.States.DisposedState();10var enterFromAsync = disposableState.EnterFromAsync();11var disposableState = new PuppeteerSharp.States.DisposedState();12var enterFromAsync = disposableState.EnterFromAsync();13var disposableState = new PuppeteerSharp.States.DisposedState();14var enterFromAsync = disposableState.EnterFromAsync();15var disposableState = new PuppeteerSharp.States.DisposedState();16var enterFromAsync = disposableState.EnterFromAsync();17var disposableState = new PuppeteerSharp.States.DisposedState();18var enterFromAsync = disposableState.EnterFromAsync();19var disposableState = new PuppeteerSharp.States.DisposedState();20var enterFromAsync = disposableState.EnterFromAsync();

EnterFromAsync

Using AI Code Generation

1var p = new PuppeteerSharp.States.DisposedState();2var result = p.EnterFromAsync();3Console.WriteLine(result);4var p = new PuppeteerSharp.States.DisposedState();5var result = p.EnterFromAsync();6Console.WriteLine(result);7var p = new PuppeteerSharp.States.DisposedState();8var result = p.EnterFromAsync();9Console.WriteLine(result);10var p = new PuppeteerSharp.States.DisposedState();11var result = p.EnterFromAsync();12Console.WriteLine(result);13var p = new PuppeteerSharp.States.DisposedState();14var result = p.EnterFromAsync();15Console.WriteLine(result);16var p = new PuppeteerSharp.States.DisposedState();17var result = p.EnterFromAsync();18Console.WriteLine(result);19var p = new PuppeteerSharp.States.DisposedState();20var result = p.EnterFromAsync();21Console.WriteLine(result);22var p = new PuppeteerSharp.States.DisposedState();23var result = p.EnterFromAsync();24Console.WriteLine(result);25var p = new PuppeteerSharp.States.DisposedState();26var result = p.EnterFromAsync();27Console.WriteLine(result);28var p = new PuppeteerSharp.States.DisposedState();29var result = p.EnterFromAsync();30Console.WriteLine(result);

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