mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-11-27 14:16:39 +00:00
44 lines
1.3 KiB
Go
44 lines
1.3 KiB
Go
// 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
|
|
|
|
// This file contains predicates for working with file versions to
|
|
// decide when a tool should consider a language feature enabled.
|
|
|
|
// GoVersions that features in x/tools can be gated to.
|
|
const (
|
|
Go1_18 = "go1.18"
|
|
Go1_19 = "go1.19"
|
|
Go1_20 = "go1.20"
|
|
Go1_21 = "go1.21"
|
|
Go1_22 = "go1.22"
|
|
)
|
|
|
|
// Future is an invalid unknown Go version sometime in the future.
|
|
// Do not use directly with Compare.
|
|
const Future = ""
|
|
|
|
// AtLeast reports whether the file version v comes after a Go release.
|
|
//
|
|
// Use this predicate to enable a behavior once a certain Go release
|
|
// has happened (and stays enabled in the future).
|
|
func AtLeast(v, release string) bool {
|
|
if v == Future {
|
|
return true // an unknown future version is always after y.
|
|
}
|
|
return Compare(Lang(v), Lang(release)) >= 0
|
|
}
|
|
|
|
// Before reports whether the file version v is strictly before a Go release.
|
|
//
|
|
// Use this predicate to disable a behavior once a certain Go release
|
|
// has happened (and stays enabled in the future).
|
|
func Before(v, release string) bool {
|
|
if v == Future {
|
|
return false // an unknown future version happens after y.
|
|
}
|
|
return Compare(Lang(v), Lang(release)) < 0
|
|
}
|