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author | qiulaidongfeng <2645477756@qq.com> | 2024-05-04 01:42:30 +0000 |
---|---|---|
committer | Gopher Robot <gobot@golang.org> | 2024-05-05 00:24:21 +0000 |
commit | 4dccb7858289ec7702d18f6a8307d677ad492cc8 (patch) | |
tree | 57883e4a404f4d4737003a104f96d076a14b8175 /src | |
parent | 20130cc36a17ba131b80cc8674f1ef8d002e9dbe (diff) | |
download | go-4dccb7858289ec7702d18f6a8307d677ad492cc8.tar.gz go-4dccb7858289ec7702d18f6a8307d677ad492cc8.zip |
unique: use stringslite.Clone
Change-Id: Icb1ba7df1f0414090632e663b6a92b492546070d
GitHub-Last-Rev: 5169d2681311d2631d9119aea17114602efcaa24
GitHub-Pull-Request: golang/go#67092
Reviewed-on: https://go-review.googlesource.com/c/go/+/581940
Reviewed-by: Keith Randall <khr@golang.org>
Auto-Submit: Keith Randall <khr@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Commit-Queue: Ian Lance Taylor <iant@google.com>
Reviewed-by: Keith Randall <khr@google.com>
Diffstat (limited to 'src')
-rw-r--r-- | src/unique/clone.go | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/src/unique/clone.go b/src/unique/clone.go index b30d44e393..36ced14ece 100644 --- a/src/unique/clone.go +++ b/src/unique/clone.go @@ -6,6 +6,7 @@ package unique import ( "internal/abi" + "internal/stringslite" "unsafe" ) @@ -20,7 +21,7 @@ import ( func clone[T comparable](value T, seq *cloneSeq) T { for _, offset := range seq.stringOffsets { ps := (*string)(unsafe.Pointer(uintptr(unsafe.Pointer(&value)) + offset)) - *ps = cloneString(*ps) + *ps = stringslite.Clone(*ps) } return value } @@ -86,15 +87,3 @@ func buildArrayCloneSeq(typ *abi.Type, seq *cloneSeq, baseOffset uintptr) { offset = (offset + align - 1) &^ (align - 1) } } - -// cloneString is a copy of strings.Clone, because we can't depend on the strings -// package here. Several packages that might make use of unique, like net, explicitly -// forbid depending on unicode, which strings depends on. -func cloneString(s string) string { - if len(s) == 0 { - return "" - } - b := make([]byte, len(s)) - copy(b, s) - return unsafe.String(&b[0], len(b)) -} |