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37 lines
1.1 KiB
Go
37 lines
1.1 KiB
Go
// Copyright 2018 The etcd Authors
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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 flags
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// IgnoredFlag encapsulates a flag that may have been previously valid but is
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// now ignored. If an IgnoredFlag is set, a warning is printed and
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// operation continues.
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type IgnoredFlag struct {
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Name string
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}
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// IsBoolFlag is defined to allow the flag to be defined without an argument
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func (f *IgnoredFlag) IsBoolFlag() bool {
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return true
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}
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func (f *IgnoredFlag) Set(s string) error {
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plog.Warningf(`flag "-%s" is no longer supported - ignoring.`, f.Name)
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return nil
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}
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func (f *IgnoredFlag) String() string {
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return ""
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}
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