Fix getVars()

diff --git a/main.go b/main.go
index 74f0c088c8fd21ebb0bf5c0830ff9b78a4906d39..2e2126499e695211a6c444e9fed137a274cbf366 100644 (file)
--- a/main.go
+++ b/main.go
@@ -246,7 +246,7 @@ If the name of variables (optional) are passed as additional arguments, only tho
 are display instead of all variables (the default behavior).`,
        Args: cobra.MinimumNArgs(1),
        RunE: func(cmd *cobra.Command, args []string) error {
-               var w io.Writer = &bytes.Buffer{}
+               s := ""
 
                vars, _, err := getVars(args[0], globals())
                if err != nil {