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39 lines
1.6 KiB
39 lines
1.6 KiB
// Copyright (c) 2016 Uber Technologies, Inc. |
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// |
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// Permission is hereby granted, free of charge, to any person obtaining a copy |
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// of this software and associated documentation files (the "Software"), to deal |
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// in the Software without restriction, including without limitation the rights |
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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// copies of the Software, and to permit persons to whom the Software is |
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// furnished to do so, subject to the following conditions: |
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// |
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// The above copyright notice and this permission notice shall be included in |
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// all copies or substantial portions of the Software. |
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// |
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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// THE SOFTWARE. |
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package zap |
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import ( |
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"flag" |
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"go.uber.org/zap/zapcore" |
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) |
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// LevelFlag uses the standard library's flag.Var to declare a global flag |
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// with the specified name, default, and usage guidance. The returned value is |
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// a pointer to the value of the flag. |
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// |
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// If you don't want to use the flag package's global state, you can use any |
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// non-nil *Level as a flag.Value with your own *flag.FlagSet. |
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func LevelFlag(name string, defaultLevel zapcore.Level, usage string) *zapcore.Level { |
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lvl := defaultLevel |
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flag.Var(&lvl, name, usage) |
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return &lvl |
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}
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