func runDeleteContext(out io.Writer, configAccess clientcmd.ConfigAccess, cmd *cobra.Command) error {
config, err := configAccess.GetStartingConfig()
if err != nil {
return err
}
args := cmd.Flags().Args()
if len(args) != 1 {
cmd.Help()
return nil
}
configFile := configAccess.GetDefaultFilename()
if configAccess.IsExplicitFile() {
configFile = configAccess.GetExplicitFile()
}
name := args[0]
_, ok := config.Contexts[name]
if !ok {
return fmt.Errorf("cannot delete context %s, not in %s", name, configFile)
}
delete(config.Contexts, name)
if err := clientcmd.ModifyConfig(configAccess, *config, true); err != nil {
return err
}
fmt.Fprintf(out, "deleted context %s from %s", name, configFile)
return nil
}
