mirror of
https://github.com/ceph/ceph-csi.git
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ff3e84ad67
updating kubernetes to 1.28.0 in the main repo. Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
64 lines
2.6 KiB
Go
64 lines
2.6 KiB
Go
// Copyright 2013-2023 The Cobra 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 cobra
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import (
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"fmt"
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"os"
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"strings"
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)
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const (
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activeHelpMarker = "_activeHelp_ "
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// The below values should not be changed: programs will be using them explicitly
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// in their user documentation, and users will be using them explicitly.
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activeHelpEnvVarSuffix = "_ACTIVE_HELP"
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activeHelpGlobalEnvVar = "COBRA_ACTIVE_HELP"
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activeHelpGlobalDisable = "0"
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)
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// AppendActiveHelp adds the specified string to the specified array to be used as ActiveHelp.
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// Such strings will be processed by the completion script and will be shown as ActiveHelp
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// to the user.
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// The array parameter should be the array that will contain the completions.
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// This function can be called multiple times before and/or after completions are added to
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// the array. Each time this function is called with the same array, the new
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// ActiveHelp line will be shown below the previous ones when completion is triggered.
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func AppendActiveHelp(compArray []string, activeHelpStr string) []string {
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return append(compArray, fmt.Sprintf("%s%s", activeHelpMarker, activeHelpStr))
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}
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// GetActiveHelpConfig returns the value of the ActiveHelp environment variable
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// <PROGRAM>_ACTIVE_HELP where <PROGRAM> is the name of the root command in upper
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// case, with all - replaced by _.
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// It will always return "0" if the global environment variable COBRA_ACTIVE_HELP
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// is set to "0".
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func GetActiveHelpConfig(cmd *Command) string {
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activeHelpCfg := os.Getenv(activeHelpGlobalEnvVar)
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if activeHelpCfg != activeHelpGlobalDisable {
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activeHelpCfg = os.Getenv(activeHelpEnvVar(cmd.Root().Name()))
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}
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return activeHelpCfg
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}
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// activeHelpEnvVar returns the name of the program-specific ActiveHelp environment
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// variable. It has the format <PROGRAM>_ACTIVE_HELP where <PROGRAM> is the name of the
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// root command in upper case, with all - replaced by _.
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func activeHelpEnvVar(name string) string {
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// This format should not be changed: users will be using it explicitly.
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activeHelpEnvVar := strings.ToUpper(fmt.Sprintf("%s%s", name, activeHelpEnvVarSuffix))
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return strings.ReplaceAll(activeHelpEnvVar, "-", "_")
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}
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