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Diffstat (limited to 'vendor/golang.org/x/tools/internal/versions/versions.go')
-rw-r--r-- | vendor/golang.org/x/tools/internal/versions/versions.go | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/vendor/golang.org/x/tools/internal/versions/versions.go b/vendor/golang.org/x/tools/internal/versions/versions.go deleted file mode 100644 index 8d1f745..0000000 --- a/vendor/golang.org/x/tools/internal/versions/versions.go +++ /dev/null @@ -1,57 +0,0 @@ -// 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 versions - -import ( - "strings" -) - -// Note: If we use build tags to use go/versions when go >=1.22, -// we run into go.dev/issue/53737. Under some operations users would see an -// import of "go/versions" even if they would not compile the file. -// For example, during `go get -u ./...` (go.dev/issue/64490) we do not try to include -// For this reason, this library just a clone of go/versions for the moment. - -// Lang returns the Go language version for version x. -// If x is not a valid version, Lang returns the empty string. -// For example: -// -// Lang("go1.21rc2") = "go1.21" -// Lang("go1.21.2") = "go1.21" -// Lang("go1.21") = "go1.21" -// Lang("go1") = "go1" -// Lang("bad") = "" -// Lang("1.21") = "" -func Lang(x string) string { - v := lang(stripGo(x)) - if v == "" { - return "" - } - return x[:2+len(v)] // "go"+v without allocation -} - -// Compare returns -1, 0, or +1 depending on whether -// x < y, x == y, or x > y, interpreted as Go versions. -// The versions x and y must begin with a "go" prefix: "go1.21" not "1.21". -// Invalid versions, including the empty string, compare less than -// valid versions and equal to each other. -// The language version "go1.21" compares less than the -// release candidate and eventual releases "go1.21rc1" and "go1.21.0". -// Custom toolchain suffixes are ignored during comparison: -// "go1.21.0" and "go1.21.0-bigcorp" are equal. -func Compare(x, y string) int { return compare(stripGo(x), stripGo(y)) } - -// IsValid reports whether the version x is valid. -func IsValid(x string) bool { return isValid(stripGo(x)) } - -// stripGo converts from a "go1.21" version to a "1.21" version. -// If v does not start with "go", stripGo returns the empty string (a known invalid version). -func stripGo(v string) string { - v, _, _ = strings.Cut(v, "-") // strip -bigcorp suffix. - if len(v) < 2 || v[:2] != "go" { - return "" - } - return v[2:] -} |