From 06524ac25965b171d156c81ec7e480fb812d986b Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Mon, 6 Mar 2023 08:09:17 +0000 Subject: [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] Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com> --- .../tools/internal/tokeninternal/tokeninternal.go | 59 ++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 vendor/golang.org/x/tools/internal/tokeninternal/tokeninternal.go (limited to 'vendor/golang.org/x/tools/internal/tokeninternal/tokeninternal.go') 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") + } +} -- cgit v1.2.3