public static async Task <T> PerformFunctionAsync <T>(
this IExtensionManager extensionManager,
object extension,
Func <Task <T>?> function,
T defaultValue)
{
if (extensionManager.IsDisabled(extension))
{
return(defaultValue);
}
try
{
var task = function();
if (task != null)
{
return(await task.ConfigureAwait(false));
}
}
catch (Exception e) when(!(e is OperationCanceledException) && extensionManager.CanHandleException(extension, e))
{
extensionManager.HandleException(extension, e);
}
return(defaultValue);
}
public static async Task <T> PerformFunctionAsync <T>(
this IExtensionManager extensionManager,
object extension,
Func <Task <T> > function,
T defaultValue)
{
try
{
if (!extensionManager.IsDisabled(extension))
{
var task = function() ?? SpecializedTasks.Default <T>();
return(await task.ConfigureAwait(false));
}
}
catch (OperationCanceledException)
{
throw;
}
catch (Exception e) when(extensionManager.CanHandleException(extension, e))
{
extensionManager.HandleException(extension, e);
}
return(defaultValue);
}
private async Task <CodeRefactoring> GetRefactoringFromProvider(
CodeRefactoringProvider provider,
IExtensionManager extensionManager,
CodeRefactoringContext context)
{
context.CancellationToken.ThrowIfCancellationRequested();
if (extensionManager.IsDisabled(provider))
{
return(null);
}
try
{
var actions = await provider.GetRefactoringsAsync(context).ConfigureAwait(false);
if (actions != null && actions.Count() > 0)
{
return(new CodeRefactoring(provider, actions));
}
}
catch (OperationCanceledException)
{
// We don't want to catch operation canceled exceptions in the catch block
// below. So catch is here and rethrow it.
throw;
}
catch (Exception e)
{
extensionManager.HandleException(provider, e);
}
return(null);
}
private async Task AddRefactoringAsync(
CodeRefactoringProvider provider,
List <CodeRefactoring> allRefactorings,
IExtensionManager extensionManager,
CodeRefactoringContext context)
{
try
{
if (!extensionManager.IsDisabled(provider))
{
using (Logger.LogBlock(FeatureId.CodeActions, FunctionId.CodeAction_AddRefactoring, codeRefactoringDescription, provider, context.Span, context.CancellationToken))
{
var actions = await provider.GetRefactoringsAsync(context).ConfigureAwait(false);
if (actions != null && actions.Count() > 0)
{
allRefactorings.Add(new CodeRefactoring(provider, actions));
}
}
}
}
catch (OperationCanceledException)
{
throw;
}
catch (Exception e)
{
extensionManager.HandleException(provider, e);
}
}
public static T PerformFunction <T>(
this IExtensionManager extensionManager,
object extension,
Func <T> function,
T defaultValue
)
{
try
{
if (!extensionManager.IsDisabled(extension))
{
return(function());
}
}
catch (OperationCanceledException)
{
throw;
}
catch (Exception e) when(extensionManager.CanHandleException(extension, e))
{
extensionManager.HandleException(extension, e);
}
return(defaultValue);
}
private async Task AddRefactoringAsync(
CodeRefactoringProvider provider,
List<CodeRefactoring> allRefactorings,
IExtensionManager extensionManager,
CodeRefactoringContext context)
{
try
{
if (!extensionManager.IsDisabled(provider))
{
using (Logger.LogBlock(FeatureId.CodeActions, FunctionId.CodeAction_AddRefactoring, codeRefactoringDescription, provider, context.Span, context.CancellationToken))
{
var actions = await provider.GetRefactoringsAsync(context).ConfigureAwait(false);
if (actions != null && actions.Count() > 0)
{
allRefactorings.Add(new CodeRefactoring(provider, actions));
}
}
}
}
catch (OperationCanceledException)
{
throw;
}
catch (Exception e)
{
extensionManager.HandleException(provider, e);
}
}
private async Task <CodeRefactoring> GetRefactoringFromProviderAsync(
Document document,
TextSpan state,
CodeRefactoringProvider provider,
IExtensionManager extensionManager,
bool isBlocking,
CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
if (extensionManager.IsDisabled(provider))
{
return(null);
}
try
{
var actions = ArrayBuilder <(CodeAction action, TextSpan?applicableToSpan)> .GetInstance();
var context = new CodeRefactoringContext(document, state,
// TODO: Can we share code between similar lambdas that we pass to this API in BatchFixAllProvider.cs, CodeFixService.cs and CodeRefactoringService.cs?
(action, applicableToSpan) =>
{
// Serialize access for thread safety - we don't know what thread the refactoring provider will call this delegate from.
lock (actions)
{
actions.Add((action, applicableToSpan));
}
},
isBlocking,
cancellationToken);
var task = provider.ComputeRefactoringsAsync(context) ?? Task.CompletedTask;
await task.ConfigureAwait(false);
var result = actions.Count > 0
? new CodeRefactoring(provider, actions.ToImmutable())
: null;
actions.Free();
return(result);
}
catch (OperationCanceledException)
{
// We don't want to catch operation canceled exceptions in the catch block
// below. So catch is here and rethrow it.
throw;
}
catch (Exception e)
{
extensionManager.HandleException(provider, e);
}
return(null);
}
private async Task <CodeRefactoring> GetRefactoringFromProviderAsync(
Document document,
TextSpan state,
CodeRefactoringProvider provider,
IExtensionManager extensionManager,
CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
if (extensionManager.IsDisabled(provider))
{
return(null);
}
try
{
var actions = new List <CodeAction>();
var context = new CodeRefactoringContext(document, state,
// TODO: Can we share code between similar lambdas that we pass to this API in BatchFixAllProvider.cs, CodeFixService.cs and CodeRefactoringService.cs?
a =>
{
// Serialize access for thread safety - we don't know what thread the refactoring provider will call this delegate from.
lock (actions)
{
actions.Add(a);
}
},
cancellationToken);
var task = provider.ComputeRefactoringsAsync(context) ?? SpecializedTasks.EmptyTask;
await task.ConfigureAwait(false);
if (actions.Count > 0)
{
return(new CodeRefactoring(provider, actions));
}
}
catch (OperationCanceledException)
{
// We don't want to catch operation canceled exceptions in the catch block
// below. So catch is here and rethrow it.
throw;
}
catch (Exception e)
{
extensionManager.HandleException(provider, e);
}
return(null);
}
private void ClassifyNode(SyntaxNode syntax)
{
foreach (var classifier in getNodeClassifiers(syntax))
{
cancellationToken.ThrowIfCancellationRequested();
try
{
if (!extensionManager.IsDisabled(classifier))
{
var classifications = classifier.ClassifyNode(syntax, this.semanticModel, cancellationToken);
AddClassifications(classifications);
}
}
catch (OperationCanceledException)
{
throw;
}
catch (Exception e)
{
extensionManager.HandleException(classifier, e);
}
}
}
public static void PerformAction(this IExtensionManager extensionManager, object extension, Action action)
{
try
{
if (!extensionManager.IsDisabled(extension))
{
action();
}
}
catch (OperationCanceledException)
{
throw;
}
catch (Exception e) when(extensionManager.CanHandleException(extension, e))
{
extensionManager.HandleException(extension, e);
}
}
public static async Task PerformActionAsync(
this IExtensionManager extensionManager,
object extension,
Func <Task> function)
{
try
{
if (!extensionManager.IsDisabled(extension))
{
var task = function() ?? SpecializedTasks.EmptyTask;
await task.ConfigureAwait(false);
}
}
catch (OperationCanceledException)
{
throw;
}
catch (Exception e) when(extensionManager.CanHandleException(extension, e))
{
extensionManager.HandleException(extension, e);
}
}
public static async Task <T> PerformFunctionAsync <T>(
this IExtensionManager extensionManager,
object extension,
Func <Task <T> > function,
T defaultValue = default(T))
{
try
{
if (!extensionManager.IsDisabled(extension))
{
return(await function().ConfigureAwait(false));
}
}
catch (OperationCanceledException)
{
throw;
}
catch (Exception e)
{
extensionManager.HandleException(extension, e);
}
return(defaultValue);
}
private async Task<CodeRefactoring> GetRefactoringFromProviderAsync(
Document document,
TextSpan state,
CodeRefactoringProvider provider,
IExtensionManager extensionManager,
CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
if (extensionManager.IsDisabled(provider))
{
return null;
}
try
{
var actions = new List<CodeAction>();
var context = new CodeRefactoringContext(document, state,
// TODO: Can we share code between similar lambdas that we pass to this API in BatchFixAllProvider.cs, CodeFixService.cs and CodeRefactoringService.cs?
a =>
{
// Serialize access for thread safety - we don't know what thread the refactoring provider will call this delegate from.
lock (actions)
{
actions.Add(a);
}
},
cancellationToken);
var task = provider.ComputeRefactoringsAsync(context) ?? SpecializedTasks.EmptyTask;
await task.ConfigureAwait(false);
if (actions.Count > 0)
{
return new CodeRefactoring(provider, actions);
}
}
catch (OperationCanceledException)
{
// We don't want to catch operation canceled exceptions in the catch block
// below. So catch is here and rethrow it.
throw;
}
catch (Exception e)
{
extensionManager.HandleException(provider, e);
}
return null;
}
private async Task<CodeRefactoring> GetRefactoringFromProvider(
CodeRefactoringProvider provider,
IExtensionManager extensionManager,
CodeRefactoringContext context)
{
context.CancellationToken.ThrowIfCancellationRequested();
if (extensionManager.IsDisabled(provider))
{
return null;
}
try
{
var actions = await provider.GetRefactoringsAsync(context).ConfigureAwait(false);
if (actions != null && actions.Count() > 0)
{
return new CodeRefactoring(provider, actions);
}
}
catch (OperationCanceledException)
{
// We don't want to catch operation canceled exceptions in the catch block
// below. So catch is here and rethrow it.
throw;
}
catch (Exception e)
{
extensionManager.HandleException(provider, e);
}
return null;
}
private async Task <CodeRefactoring?> GetRefactoringFromProviderAsync(
Document document,
TextSpan state,
CodeRefactoringProvider provider,
CodeChangeProviderMetadata?providerMetadata,
IExtensionManager extensionManager,
CodeActionOptionsProvider options,
bool isBlocking,
CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
if (extensionManager.IsDisabled(provider))
{
return(null);
}
try
{
using var _ = ArrayBuilder <(CodeAction action, TextSpan?applicableToSpan)> .GetInstance(out var actions);
var context = new CodeRefactoringContext(document, state,
// TODO: Can we share code between similar lambdas that we pass to this API in BatchFixAllProvider.cs, CodeFixService.cs and CodeRefactoringService.cs?
(action, applicableToSpan) =>
{
// Serialize access for thread safety - we don't know what thread the refactoring provider will call this delegate from.
lock (actions)
{
// Add the Refactoring Provider Name to the parent CodeAction's CustomTags.
// Always add a name even in cases of 3rd party refactorings that do not export
// name metadata.
action.AddCustomTagAndTelemetryInfo(providerMetadata, provider);
actions.Add((action, applicableToSpan));
}
},
options,
isBlocking,
cancellationToken);
var task = provider.ComputeRefactoringsAsync(context) ?? Task.CompletedTask;
await task.ConfigureAwait(false);
if (actions.Count == 0)
{
return(null);
}
var fixAllProviderInfo = extensionManager.PerformFunction(
provider, () => ImmutableInterlocked.GetOrAdd(ref _fixAllProviderMap, provider, FixAllProviderInfo.Create), defaultValue: null);
return(new CodeRefactoring(provider, actions.ToImmutable(), fixAllProviderInfo, options));
}
catch (OperationCanceledException)
{
// We don't want to catch operation canceled exceptions in the catch block
// below. So catch is here and rethrow it.
throw;
}
catch (Exception e)
{
extensionManager.HandleException(provider, e);
}
return(null);
}