fix undefined cfgFile in documentation (#924)

spf13 · Aug 5, 2019 · b80588d · b80588d
1 parent 993cc53
commit b80588d
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -218,6 +218,8 @@ import (
   "github.com/spf13/viper"
 )
 
+var cfgFile string
+
 func init() {
   cobra.OnInitialize(initConfig)
   rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.cobra.yaml)")