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