| /* |
| Copyright 2014 The Kubernetes Authors. |
| |
| 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 flag |
| |
| import ( |
| goflag "flag" |
| "strings" |
| |
| "github.com/golang/glog" |
| "github.com/spf13/pflag" |
| ) |
| |
| // WordSepNormalizeFunc changes all flags that contain "_" separators |
| func WordSepNormalizeFunc(f *pflag.FlagSet, name string) pflag.NormalizedName { |
| if strings.Contains(name, "_") { |
| return pflag.NormalizedName(strings.Replace(name, "_", "-", -1)) |
| } |
| return pflag.NormalizedName(name) |
| } |
| |
| // WarnWordSepNormalizeFunc changes and warns for flags that contain "_" separators |
| func WarnWordSepNormalizeFunc(f *pflag.FlagSet, name string) pflag.NormalizedName { |
| if strings.Contains(name, "_") { |
| nname := strings.Replace(name, "_", "-", -1) |
| glog.Warningf("%s is DEPRECATED and will be removed in a future version. Use %s instead.", name, nname) |
| |
| return pflag.NormalizedName(nname) |
| } |
| return pflag.NormalizedName(name) |
| } |
| |
| // InitFlags normalizes, parses, then logs the command line flags |
| func InitFlags() { |
| pflag.CommandLine.SetNormalizeFunc(WordSepNormalizeFunc) |
| pflag.CommandLine.AddGoFlagSet(goflag.CommandLine) |
| pflag.Parse() |
| pflag.VisitAll(func(flag *pflag.Flag) { |
| glog.V(2).Infof("FLAG: --%s=%q", flag.Name, flag.Value) |
| }) |
| } |