minor fix x2

cmd/commands/init.go

@@ -22,7 +22,7 @@ var (
 // returns 1 iff it set a file, otherwise 0 (so we can add them)
 func setupFile(path, data string, perm os.FileMode) (int, error) {
 	_, err := os.Stat(path)
-	if !os.IsNotExist(err) { //permission errors generated if use os.IsExist
+	if !os.IsNotExist(err) { //note, os.IsExist(err) != !os.IsNotExist(err)
 		return 0, nil
 	}
 	err = ioutil.WriteFile(path, []byte(data), perm)

cmd/commands/query.go

@@ -199,7 +199,7 @@ func verifyCmd(cmd *cobra.Command, args []string) error {
 
 	proofBytes, err := hex.DecodeString(StripHex(proofFlag))
 	if err != nil {
-		return errors.Errorf("Proof (%v) is invalid hex: %v\n", proofBytes, err)
+		return errors.Errorf("Proof (%v) is invalid hex: %v\n", proofFlag, err)
 	}
 
 	proof, err := merkle.ReadProof(proofBytes)