mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
60 lines
1.4 KiB
Go
60 lines
1.4 KiB
Go
// Copyright 2015 CoreOS, Inc.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package pbutil
|
|
|
|
import "github.com/coreos/etcd/Godeps/_workspace/src/github.com/coreos/pkg/capnslog"
|
|
|
|
var (
|
|
plog = capnslog.NewPackageLogger("github.com/coreos/etcd/pkg", "flags")
|
|
)
|
|
|
|
type Marshaler interface {
|
|
Marshal() (data []byte, err error)
|
|
}
|
|
|
|
type Unmarshaler interface {
|
|
Unmarshal(data []byte) error
|
|
}
|
|
|
|
func MustMarshal(m Marshaler) []byte {
|
|
d, err := m.Marshal()
|
|
if err != nil {
|
|
plog.Panicf("marshal should never fail (%v)", err)
|
|
}
|
|
return d
|
|
}
|
|
|
|
func MustUnmarshal(um Unmarshaler, data []byte) {
|
|
if err := um.Unmarshal(data); err != nil {
|
|
plog.Panicf("unmarshal should never fail (%v)", err)
|
|
}
|
|
}
|
|
|
|
func MaybeUnmarshal(um Unmarshaler, data []byte) bool {
|
|
if err := um.Unmarshal(data); err != nil {
|
|
return false
|
|
}
|
|
return true
|
|
}
|
|
|
|
func GetBool(v *bool) (vv bool, set bool) {
|
|
if v == nil {
|
|
return false, false
|
|
}
|
|
return *v, true
|
|
}
|
|
|
|
func Boolp(b bool) *bool { return &b }
|