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Block when resolving csp.Future.Client() #120

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Merged
lthibault merged 1 commit into from
Apr 30, 2023
Merged

Block when resolving csp.Future.Client() #120

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5 changes: 4 additions & 1 deletion pkg/csp/chan.go
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Original file line number Diff line number Diff line change
Expand Up @@ -257,13 +257,16 @@ func Text[T ~string](t T) Value {
// Future result from a Chan operation. It is a specialized instance
// of a casm.Future that provides typed methods for common capnp.Ptr
// types.
type Future casm.Future
type Future struct{ casm.Future }

// Value returns a *Future that asynchronously resolves to the next
// value produced by the channel.
func (f Future) Value() *capnp.Future {
return f.Field(0, nil)
}

func (f Future) Client() capnp.Client {
<-f.Done() // avoids returning *promised* client
return f.Value().Client()
}

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