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types/ptr: move all the ptrTo funcs to one new package's ptr.To

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Change-Id: Ia0b820ffe7aa72897515f19bd415204b6fe743c7
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2022-11-30 17:33:29 -08:00
committed by Brad Fitzpatrick
parent a277eb4dcf
commit 197a4f1ae8
11 changed files with 56 additions and 45 deletions
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5
hostinfo/hostinfo.go
View File

@@ -20,6 +20,7 @@ import (
"tailscale.com/envknob"
"tailscale.com/tailcfg"
"tailscale.com/types/opt"
"tailscale.com/types/ptr"
"tailscale.com/util/cloudenv"
"tailscale.com/util/dnsname"
"tailscale.com/util/lineread"
@@ -70,11 +71,9 @@ func condCall[T any](fn func() T) T {
}
var (
lazyInContainer = &lazyAtomicValue[opt.Bool]{f: ptrTo(inContainer)}
lazyInContainer = &lazyAtomicValue[opt.Bool]{f: ptr.To(inContainer)}
)
func ptrTo[T any](v T) *T { return &v }
type lazyAtomicValue[T any] struct {
// f is a pointer to a fill function. If it's nil or points
// to nil, then Get returns the zero value for T.

5
hostinfo/hostinfo_freebsd.go
View File

@@ -12,6 +12,7 @@ import (
"os/exec"
"golang.org/x/sys/unix"
"tailscale.com/types/ptr"
"tailscale.com/version/distro"
)
@@ -22,8 +23,8 @@ func init() {
}
var (
lazyVersionMeta = &lazyAtomicValue[versionMeta]{f: ptrTo(freebsdVersionMeta)}
lazyOSVersion = &lazyAtomicValue[string]{f: ptrTo(osVersionFreeBSD)}
lazyVersionMeta = &lazyAtomicValue[versionMeta]{f: ptr.To(freebsdVersionMeta)}
lazyOSVersion = &lazyAtomicValue[string]{f: ptr.To(osVersionFreeBSD)}
)
func distroNameFreeBSD() string {

5
hostinfo/hostinfo_linux.go
View File

@@ -12,6 +12,7 @@ import (
"strings"
"golang.org/x/sys/unix"
"tailscale.com/types/ptr"
"tailscale.com/util/lineread"
"tailscale.com/util/strs"
"tailscale.com/version/distro"
@@ -29,8 +30,8 @@ func init() {
}
var (
lazyVersionMeta = &lazyAtomicValue[versionMeta]{f: ptrTo(linuxVersionMeta)}
lazyOSVersion = &lazyAtomicValue[string]{f: ptrTo(osVersionLinux)}
lazyVersionMeta = &lazyAtomicValue[versionMeta]{f: ptr.To(linuxVersionMeta)}
lazyOSVersion = &lazyAtomicValue[string]{f: ptr.To(osVersionLinux)}
)
type versionMeta struct {

5
hostinfo/hostinfo_windows.go
View File

@@ -11,6 +11,7 @@ import (
"golang.org/x/sys/windows"
"golang.org/x/sys/windows/registry"
"tailscale.com/types/ptr"
"tailscale.com/util/winutil"
)
@@ -20,8 +21,8 @@ func init() {
}
var (
lazyOSVersion = &lazyAtomicValue[string]{f: ptrTo(osVersionWindows)}
lazyPackageType = &lazyAtomicValue[string]{f: ptrTo(packageTypeWindows)}
lazyOSVersion = &lazyAtomicValue[string]{f: ptr.To(osVersionWindows)}
lazyPackageType = &lazyAtomicValue[string]{f: ptr.To(packageTypeWindows)}
)
func osVersionWindows() string {