encoding/xml: make use of reflect.TypeAssert
To make the code more readable and improve performance:
goos: darwin
goarch: arm64
pkg: encoding/xml
cpu: Apple M4
│ old │ new │
│ sec/op │ sec/op vs base │
Marshal-10 1.902µ ± 1% 1.496µ ± 1% -21.37% (p=0.000 n=10)
Unmarshal-10 3.877µ ± 1% 3.418µ ± 2% -11.84% (p=0.000 n=10)
HTMLAutoClose-10 1.314µ ± 3% 1.333µ ± 1% ~ (p=0.270 n=10)
geomean 2.132µ 1.896µ -11.07%
│ old │ new │
│ B/op │ B/op vs base │
Marshal-10 5.570Ki ± 0% 5.570Ki ± 0% ~ (p=1.000 n=10) ¹
Unmarshal-10 7.586Ki ± 0% 7.555Ki ± 0% -0.41% (p=0.000 n=10)
HTMLAutoClose-10 3.496Ki ± 0% 3.496Ki ± 0% ~ (p=1.000 n=10) ¹
geomean 5.286Ki 5.279Ki -0.14%
¹ all samples are equal
│ old │ new │
│ allocs/op │ allocs/op vs base │
Marshal-10 23.00 ± 0% 23.00 ± 0% ~ (p=1.000 n=10) ¹
Unmarshal-10 185.0 ± 0% 184.0 ± 0% -0.54% (p=0.000 n=10)
HTMLAutoClose-10 93.00 ± 0% 93.00 ± 0% ~ (p=1.000 n=10) ¹
geomean 73.42 73.28 -0.18%
¹ all samples are equal
Updates #62121
Change-Id: Ie458e7458d4358c380374571d380ca3b65ca87bb
GitHub-Last-Rev:
bb6bb3039328ca1d53ee3d56fd6597109ed76b09
GitHub-Pull-Request: golang/go#75483
Reviewed-on: https://go-review.googlesource.com/c/go/+/704215
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Carlos Amedee <carlos@golang.org>