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| author | Christian Mollekopf <chrigi_1@fastmail.fm> | 2015-01-15 23:01:46 +0100 |
|---|---|---|
| committer | Christian Mollekopf <chrigi_1@fastmail.fm> | 2015-01-15 23:01:46 +0100 |
| commit | 8ba8ff25c86a73045ab86238fdefc9486fa3738b (patch) | |
| tree | ba98e22bd375218351b93337970da4c737b48a9e | |
| parent | bc2a95cad05e454a84c317f1078edb329bd3afd4 (diff) | |
| download | sink-8ba8ff25c86a73045ab86238fdefc9486fa3738b.tar.gz sink-8ba8ff25c86a73045ab86238fdefc9486fa3738b.zip | |
A null job.
| -rw-r--r-- | async/src/async.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/async/src/async.h b/async/src/async.h index 4fb4f2b..171a245 100644 --- a/async/src/async.h +++ b/async/src/async.h | |||
| @@ -142,6 +142,19 @@ public: | |||
| 142 | template<typename Out> | 142 | template<typename Out> |
| 143 | Job<Out> start(ThenTask<Out> func); | 143 | Job<Out> start(ThenTask<Out> func); |
| 144 | 144 | ||
| 145 | |||
| 146 | /** | ||
| 147 | * A null job. | ||
| 148 | * | ||
| 149 | * An async noop. | ||
| 150 | * | ||
| 151 | */ | ||
| 152 | template<typename Out> | ||
| 153 | Job<Out> null() | ||
| 154 | { | ||
| 155 | return Async::start<Out>([](Async::Future<Out> &future) {future.setFinished();}); | ||
| 156 | } | ||
| 157 | |||
| 145 | class JobBase | 158 | class JobBase |
| 146 | { | 159 | { |
| 147 | template<typename Out, typename ... In> | 160 | template<typename Out, typename ... In> |