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author | 2023-03-06 08:09:17 +0000 | |
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committer | 2023-03-06 08:09:17 +0000 | |
commit | 06524ac25965b171d156c81ec7e480fb812d986b (patch) | |
tree | 2cead7c39fb986a608f483461762aea2bf1df857 /vendor/golang.org/x/tools/internal/tokeninternal | |
parent | [chore] Print human readable config (#1589) (diff) | |
download | gotosocial-06524ac25965b171d156c81ec7e480fb812d986b.tar.xz |
[chore]: Bump golang.org/x/text from 0.7.0 to 0.8.0 (#1594)
Bumps [golang.org/x/text](https://github.com/golang/text) from 0.7.0 to 0.8.0.
- [Release notes](https://github.com/golang/text/releases)
- [Commits](https://github.com/golang/text/compare/v0.7.0...v0.8.0)
---
updated-dependencies:
- dependency-name: golang.org/x/text
dependency-type: direct:production
update-type: version-update:semver-minor
...
Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Diffstat (limited to 'vendor/golang.org/x/tools/internal/tokeninternal')
-rw-r--r-- | vendor/golang.org/x/tools/internal/tokeninternal/tokeninternal.go | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/vendor/golang.org/x/tools/internal/tokeninternal/tokeninternal.go b/vendor/golang.org/x/tools/internal/tokeninternal/tokeninternal.go new file mode 100644 index 000000000..a3fb2d4f2 --- /dev/null +++ b/vendor/golang.org/x/tools/internal/tokeninternal/tokeninternal.go @@ -0,0 +1,59 @@ +// Copyright 2023 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// package tokeninternal provides access to some internal features of the token +// package. +package tokeninternal + +import ( + "go/token" + "sync" + "unsafe" +) + +// GetLines returns the table of line-start offsets from a token.File. +func GetLines(file *token.File) []int { + // token.File has a Lines method on Go 1.21 and later. + if file, ok := (interface{})(file).(interface{ Lines() []int }); ok { + return file.Lines() + } + + // This declaration must match that of token.File. + // This creates a risk of dependency skew. + // For now we check that the size of the two + // declarations is the same, on the (fragile) assumption + // that future changes would add fields. + type tokenFile119 struct { + _ string + _ int + _ int + mu sync.Mutex // we're not complete monsters + lines []int + _ []struct{} + } + type tokenFile118 struct { + _ *token.FileSet // deleted in go1.19 + tokenFile119 + } + + type uP = unsafe.Pointer + switch unsafe.Sizeof(*file) { + case unsafe.Sizeof(tokenFile118{}): + var ptr *tokenFile118 + *(*uP)(uP(&ptr)) = uP(file) + ptr.mu.Lock() + defer ptr.mu.Unlock() + return ptr.lines + + case unsafe.Sizeof(tokenFile119{}): + var ptr *tokenFile119 + *(*uP)(uP(&ptr)) = uP(file) + ptr.mu.Lock() + defer ptr.mu.Unlock() + return ptr.lines + + default: + panic("unexpected token.File size") + } +} |