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Original file line number | Diff line number | Diff line change |
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package asynctask | ||
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import "context" | ||
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// AfterAll3Func is a function that has 3 input. | ||
type AfterAll3Func[T, S, R, Q any] func(context.Context, *T, *S, *R) (*Q, error) | ||
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// AfterAll4Func is a function that has 4 input. | ||
type AfterAll4Func[T, S, R, Q, P any] func(context.Context, *T, *S, *R, *Q) (*P, error) | ||
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// AfterAll5Func is a function that has 5 input. | ||
type AfterAll5Func[T, S, R, Q, P, O any] func(context.Context, *T, *S, *R, *Q, *P) (*O, error) | ||
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// AfterAll3 runs the function after both 3 input task finished, and will be feed with result from 3 input task. | ||
func AfterAll3[T, S, R, Q any](ctx context.Context, tskT *Task[T], tskS *Task[S], tskR *Task[R], next AfterAll3Func[T, S, R, Q]) *Task[Q] { | ||
return Start(ctx, func(fCtx context.Context) (*Q, error) { | ||
t, err := tskT.Result(fCtx) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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s, err := tskS.Result(fCtx) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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r, err := tskR.Result(fCtx) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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return next(fCtx, t, s, r) | ||
}) | ||
} | ||
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// AfterAll4 runs the function after both 4 input task finished, and will be feed with result from 4 input task. | ||
func AfterAll4[T, S, R, Q, P any](ctx context.Context, tskT *Task[T], tskS *Task[S], tskR *Task[R], tskQ *Task[Q], next AfterAll4Func[T, S, R, Q, P]) *Task[P] { | ||
return Start(ctx, func(fCtx context.Context) (*P, error) { | ||
t, err := tskT.Result(fCtx) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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s, err := tskS.Result(fCtx) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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r, err := tskR.Result(fCtx) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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q, err := tskQ.Result(fCtx) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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return next(fCtx, t, s, r, q) | ||
}) | ||
} | ||
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// AfterAll5 runs the function after both 5 input task finished, and will be feed with result from 5 input task. | ||
func AfterAll5[T, S, R, Q, P, O any](ctx context.Context, tskT *Task[T], tskS *Task[S], tskR *Task[R], tskQ *Task[Q], tskP *Task[P], next AfterAll5Func[T, S, R, Q, P, O]) *Task[O] { | ||
return Start(ctx, func(fCtx context.Context) (*O, error) { | ||
t, err := tskT.Result(fCtx) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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s, err := tskS.Result(fCtx) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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r, err := tskR.Result(fCtx) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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q, err := tskQ.Result(fCtx) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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p, err := tskP.Result(fCtx) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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return next(fCtx, t, s, r, q, p) | ||
}) | ||
} |
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