go/api/next.txt

pkg testing, method (*T) Deadline() (time.Time, bool)
pkg time, method (*Ticker) Reset(Duration)
pkg sync, method (*Map) LoadAndDelete(interface{}) (interface{}, bool)
testing: testing: add (*T).Deadline method for test timeout Fixes #28135 Change-Id: I62818595eaf4a59d8b5c26cd6848c08fec795ad1 Reviewed-on: https://go-review.googlesource.com/c/go/+/202758 Run-TryBot: Bryan C. Mills <bcmills@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Ian Lance Taylor <iant@golang.org> 2019-10-23 10:54:09 -04:00			`pkg testing, method (*T) Deadline() (time.Time, bool)`
time: add Ticker.Reset This CL implements Ticker.Reset method in time package. Benchmark: name time/op TickerReset-12 6.41µs ±10% TickerResetNaive-12 95.7µs ±12% Fixes #33184 Change-Id: I4cbd31796efa012b2a297bb342158f11a4a31fef Reviewed-on: https://go-review.googlesource.com/c/go/+/220424 Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Ian Lance Taylor <iant@golang.org> 2020-02-03 14:42:32 +01:00			`pkg time, method (*Ticker) Reset(Duration)`
sync: add new Map method LoadAndDelete This CL implements a LoadAndDelete method in sync.Map. Benchmark: name time/op LoadAndDeleteBalanced/sync_test.RWMutexMap-12 98.8ns ± 1% LoadAndDeleteBalanced/sync.Map-12 10.3ns ±11% LoadAndDeleteUnique/sync_test.RWMutexMap-12 99.2ns ± 2% LoadAndDeleteUnique/sync.Map-12 6.63ns ±10% LoadAndDeleteCollision/sync_test.DeepCopyMap-12 140ns ± 0% LoadAndDeleteCollision/sync_test.RWMutexMap-12 75.2ns ± 2% LoadAndDeleteCollision/sync.Map-12 5.21ns ± 5% In addition, Delete is bounded and more efficient if many collisions: DeleteCollision/sync_test.DeepCopyMap-12 120ns ± 2% 125ns ± 1% +3.80% (p=0.000 n=10+9) DeleteCollision/sync_test.RWMutexMap-12 73.5ns ± 3% 79.5ns ± 1% +8.03% (p=0.000 n=10+9) DeleteCollision/sync.Map-12 97.8ns ± 3% 5.9ns ± 4% -94.00% (p=0.000 n=10+10) Fixes #33762 Change-Id: Ic8469a7861d27ab0edeface0078aad8af9b26c2f Reviewed-on: https://go-review.googlesource.com/c/go/+/205899 Reviewed-by: Bryan C. Mills <bcmills@google.com> Run-TryBot: Bryan C. Mills <bcmills@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> 2019-11-08 11:23:58 +01:00			`pkg sync, method (*Map) LoadAndDelete(interface{}) (interface{}, bool)`