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

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

ChromiumProcess.cs

Source:ChromiumProcess.cs Github

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...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 }...

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LauncherBase.cs

Source:LauncherBase.cs Github

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...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 }...

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KillingState.cs

Source:KillingState.cs Github

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...6 {7 public KillingState(StateManager stateManager) : base(stateManager)8 {9 }10 public override async Task EnterFromAsync(LauncherBase p, State fromState, TimeSpan timeout)11 {12 if (!StateManager.TryEnter(p, fromState, this))13 {14 // Delegate KillAsync to current state, because it has already changed since15 // transition to this state was initiated.16 await StateManager.CurrentState.KillAsync(p).ConfigureAwait(false);17 }18 try19 {20 if (!p.Process.HasExited)21 {22 p.Process.Kill();23 }24 }...

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StartedState.cs

Source:StartedState.cs Github

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...6 {7 public StartedState(StateManager stateManager) : base(stateManager)8 {9 }10 public override Task EnterFromAsync(LauncherBase p, State fromState, TimeSpan timeout)11 {12 StateManager.TryEnter(p, fromState, this);13 return Task.CompletedTask;14 }15 public override Task StartAsync(LauncherBase p) => Task.CompletedTask;16 public override Task ExitAsync(LauncherBase p, TimeSpan timeout) => new ExitingState(StateManager).EnterFromAsync(p, this, timeout);17 public override Task KillAsync(LauncherBase p) => new KillingState(StateManager).EnterFromAsync(p, this);18 }19}...

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EnterFromAsync

Using AI Code Generation

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1var state = new KillingState();2state.EnterFromAsync();3var state = new KillingState();4state.EnterFromAsync();5var state = new KillingState();6state.EnterFromAsync();7var state = new KillingState();8state.EnterFromAsync();9var state = new KillingState();10state.EnterFromAsync();11var state = new KillingState();12state.EnterFromAsync();13var state = new KillingState();14state.EnterFromAsync();15var state = new KillingState();16state.EnterFromAsync();17var state = new KillingState();18state.EnterFromAsync();19var state = new KillingState();20state.EnterFromAsync();21var state = new KillingState();22state.EnterFromAsync();23var state = new KillingState();24state.EnterFromAsync();25var state = new KillingState();26state.EnterFromAsync();

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EnterFromAsync

Using AI Code Generation

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1var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = true });2await browser.CloseAsync();3var page = await browser.NewPageAsync();4await page.ScreenshotAsync("screenshot.png");5var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = true });6await browser.CloseAsync();7var page = await browser.NewPageAsync();8await page.ScreenshotAsync("screenshot.png");9var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = true });10await browser.CloseAsync();11var page = await browser.NewPageAsync();12await page.ScreenshotAsync("screenshot.png");13var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = true });14await browser.CloseAsync();15var page = await browser.NewPageAsync();16await page.ScreenshotAsync("screenshot.png");17var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = true });18await browser.CloseAsync();19var page = await browser.NewPageAsync();20await page.ScreenshotAsync("screenshot.png");21var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = true });22await browser.CloseAsync();23var page = await browser.NewPageAsync();24await page.ScreenshotAsync("screenshot.png");25var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = true });

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EnterFromAsync

Using AI Code Generation

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1{2 static void Main(string[] args)3 {4 var task = EnterFromAsync();5 task.Wait();6 }7 private static async Task EnterFromAsync()8 {9 var browser = await Puppeteer.LaunchAsync(new LaunchOptions10 {11 });12 var page = await browser.NewPageAsync();13 await page.WaitForSelectorAsync("input[name='q']");14 await page.TypeAsync("input[name='q']", "PuppeteerSharp");15 await page.Keyboard.DownAsync("Enter");16 await page.WaitForNavigationAsync();17 var task = EnterFromAsync();18 task.Wait();19 }20 private static async Task EnterFromAsync()21 {22 var browser = await Puppeteer.LaunchAsync(new LaunchOptions23 {24 });25 var page = await browser.NewPageAsync();26 await page.WaitForSelectorAsync("input[name='q']");27 await page.TypeAsync("input[name='q']", "PuppeteerSharp");28 await page.Keyboard.DownAsync("Enter");29 await page.WaitForNavigationAsync();30 var task = EnterFromAsync();31 task.Wait();32 }33 private static async Task EnterFromAsync()34 {35 var browser = await Puppeteer.LaunchAsync(new LaunchOptions36 {37 });38 var page = await browser.NewPageAsync();39 await page.WaitForSelectorAsync("input[name='q']");40 await page.TypeAsync("input[name='q']", "PuppeteerSharp");41 await page.Keyboard.DownAsync("Enter");42 await page.WaitForNavigationAsync();43 var task = EnterFromAsync();44 task.Wait();45 }

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EnterFromAsync

Using AI Code Generation

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1public async Task KillBrowser()2{3 var browser = await Puppeteer.LaunchAsync(new LaunchOptions4 {5 });6 await browser.CloseAsync();7 await browser.KillingState.EnterFromAsync(browser);8}9public async Task KillBrowser()10{11 var browser = await Puppeteer.LaunchAsync(new LaunchOptions12 {13 });14 await browser.CloseAsync();15 await browser.KillingState.EnterFromAsync(browser);16}17public async Task KillBrowser()18{19 var browser = await Puppeteer.LaunchAsync(new LaunchOptions20 {21 });22 await browser.CloseAsync();23 await browser.KillingState.KillAsync(browser);24}25public async Task KillBrowser()26{27 var browser = await Puppeteer.LaunchAsync(new LaunchOptions28 {29 });30 await browser.CloseAsync();31 await browser.KillingState.KillAsync(browser);32}33public async Task KillBrowser()34{35 var browser = await Puppeteer.LaunchAsync(new LaunchOptions36 {37 });38 await browser.CloseAsync();39 await browser.KillingState.KillAsync(browser);40}41public async Task KillBrowser()42{43 var browser = await Puppeteer.LaunchAsync(new LaunchOptions44 {45 });46 await browser.CloseAsync();

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EnterFromAsync

Using AI Code Generation

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1var page = await browser.NewPageAsync();2await page.WaitForNavigationAsync();3await page.ScreenshotAsync("google.png");4await browser.CloseAsync();5var page = await browser.NewPageAsync();6await page.WaitForNavigationAsync();7await page.ScreenshotAsync("google.png");8await browser.CloseAsync();9var page = await browser.NewPageAsync();10await page.WaitForNavigationAsync();11await page.ScreenshotAsync("google.png");12await browser.CloseAsync();13var page = await browser.NewPageAsync();14await page.WaitForNavigationAsync();15await page.ScreenshotAsync("google.png");16await browser.CloseAsync();17var page = await browser.NewPageAsync();18await page.WaitForNavigationAsync();19await page.ScreenshotAsync("google.png");20await browser.CloseAsync();21var page = await browser.NewPageAsync();22await page.WaitForNavigationAsync();23await page.ScreenshotAsync("google.png");24await browser.CloseAsync();25var page = await browser.NewPageAsync();26await page.WaitForNavigationAsync();27await page.ScreenshotAsync("google.png");28await browser.CloseAsync();29var page = await browser.NewPageAsync();30await page.WaitForNavigationAsync();31await page.ScreenshotAsync("google.png");32await browser.CloseAsync();

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