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23ca5212
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23ca5212
编写于
9月 24, 2014
作者:
H
heejaechang
浏览文件
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电子邮件补丁
差异文件
fixed a bug where we were leaking exception through task (changeset 1341224)
上级
324b041e
变更
2
显示空白变更内容
内联
并排
Showing
2 changed file
with
63 addition
and
4 deletion
+63
-4
Src/Workspaces/Core/Utilities/TaskFactoryExtensions.cs
Src/Workspaces/Core/Utilities/TaskFactoryExtensions.cs
+59
-0
Src/Workspaces/Core/Workspace/Host/TaskScheduler/WorkspaceTaskSchedulerFactory.cs
...space/Host/TaskScheduler/WorkspaceTaskSchedulerFactory.cs
+4
-4
未找到文件。
Src/Workspaces/Core/Utilities/TaskFactoryExtensions.cs
浏览文件 @
23ca5212
...
...
@@ -3,6 +3,7 @@
using
System
;
using
System.Threading
;
using
System.Threading.Tasks
;
using
Microsoft.CodeAnalysis
;
namespace
Roslyn.Utilities
{
...
...
@@ -76,5 +77,63 @@ public static Task<TResult> SafeStartNew<TResult>(this TaskFactory factory, Func
// The one and only place we can call StartNew<>().
return
factory
.
StartNew
(
wrapped
,
cancellationToken
,
creationOptions
,
scheduler
);
}
public
static
Task
SafeStartNewFromAsync
(
this
TaskFactory
factory
,
Func
<
Task
>
actionAsync
,
TaskScheduler
scheduler
)
{
return
factory
.
SafeStartNewFromAsync
(
actionAsync
,
CancellationToken
.
None
,
scheduler
);
}
public
static
Task
SafeStartNewFromAsync
(
this
TaskFactory
factory
,
Func
<
Task
>
actionAsync
,
CancellationToken
cancellationToken
,
TaskScheduler
scheduler
)
{
return
factory
.
SafeStartNewFromAsync
(
actionAsync
,
cancellationToken
,
TaskCreationOptions
.
None
,
scheduler
);
}
public
static
Task
SafeStartNewFromAsync
(
this
TaskFactory
factory
,
Func
<
Task
>
actionAsync
,
CancellationToken
cancellationToken
,
TaskCreationOptions
creationOptions
,
TaskScheduler
scheduler
)
{
// The one and only place we can call StartNew<>().
var
task
=
factory
.
StartNew
(
actionAsync
,
cancellationToken
,
creationOptions
,
scheduler
).
Unwrap
();
// make it crash if exception has thrown
task
.
SafeContinueWith
(
t
=>
FailFast
.
OnFatalException
(
t
.
Exception
),
CancellationToken
.
None
,
TaskContinuationOptions
.
OnlyOnFaulted
|
TaskContinuationOptions
.
ExecuteSynchronously
,
TaskScheduler
.
Default
);
return
task
;
}
public
static
Task
<
TResult
>
SafeStartNewFromAsync
<
TResult
>(
this
TaskFactory
factory
,
Func
<
Task
<
TResult
>>
funcAsync
,
TaskScheduler
scheduler
)
{
return
factory
.
SafeStartNewFromAsync
(
funcAsync
,
CancellationToken
.
None
,
scheduler
);
}
public
static
Task
<
TResult
>
SafeStartNewFromAsync
<
TResult
>(
this
TaskFactory
factory
,
Func
<
Task
<
TResult
>>
funcAsync
,
CancellationToken
cancellationToken
,
TaskScheduler
scheduler
)
{
return
factory
.
SafeStartNewFromAsync
(
funcAsync
,
cancellationToken
,
TaskCreationOptions
.
None
,
scheduler
);
}
public
static
Task
<
TResult
>
SafeStartNewFromAsync
<
TResult
>(
this
TaskFactory
factory
,
Func
<
Task
<
TResult
>>
funcAsync
,
CancellationToken
cancellationToken
,
TaskCreationOptions
creationOptions
,
TaskScheduler
scheduler
)
{
// The one and only place we can call StartNew<>().
var
task
=
factory
.
StartNew
(
funcAsync
,
cancellationToken
,
creationOptions
,
scheduler
).
Unwrap
();
// make it crash if exception has thrown
task
.
SafeContinueWith
(
t
=>
FailFast
.
OnFatalException
(
t
.
Exception
),
CancellationToken
.
None
,
TaskContinuationOptions
.
OnlyOnFaulted
|
TaskContinuationOptions
.
ExecuteSynchronously
,
TaskScheduler
.
Default
);
return
task
;
}
}
}
Src/Workspaces/Core/Workspace/Host/TaskScheduler/WorkspaceTaskSchedulerFactory.cs
浏览文件 @
23ca5212
...
...
@@ -88,16 +88,16 @@ public Task ScheduleTask(Func<Task> taskFunc, string taskName, CancellationToken
{
return
ScheduleTaskWorker
<
Task
>(
taskName
,
cancellationToken
,
()
=>
Task
.
Factory
.
SafeStartNew
(
taskFunc
,
cancellationToken
,
this
.
taskScheduler
)
.
Unwrap
()
);
()
=>
Task
.
Factory
.
SafeStartNew
FromAsync
(
taskFunc
,
cancellationToken
,
this
.
taskScheduler
));
}
public
Task
<
T
>
ScheduleTask
<
T
>(
Func
<
Task
<
T
>>
taskFunc
,
string
taskName
,
CancellationToken
cancellationToken
=
default
(
CancellationToken
))
{
return
ScheduleTaskWorker
<
Task
<
T
>>(
taskName
,
cancellationToken
,
()
=>
Task
.
Factory
.
SafeStartNew
(
taskFunc
,
cancellationToken
,
this
.
taskScheduler
)
.
Unwrap
()
);
()
=>
Task
.
Factory
.
SafeStartNew
FromAsync
(
taskFunc
,
cancellationToken
,
this
.
taskScheduler
));
}
}
}
...
...
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