From 3ff81a4d249e850a75cb2c3042156b31961e50a3 Mon Sep 17 00:00:00 2001
From: Eric Paris <eparis@redhat.com>
Date: Wed, 5 Aug 2015 10:39:39 -0400
Subject: Show [] around string slices when showing the text

This means things like autogenerated docs will show

`--filename=[]`   instead of just `--filename=`
---
 string_slice.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'string_slice.go')

diff --git a/string_slice.go b/string_slice.go
index bbe6e00..b7096e8 100644
--- a/string_slice.go
+++ b/string_slice.go
@@ -21,9 +21,10 @@ func (s *stringSliceValue) Type() string {
 	return "stringSlice"
 }
 
-func (s *stringSliceValue) String() string { return strings.Join(*s, ",") }
+func (s *stringSliceValue) String() string { return "[" + strings.Join(*s, ",") + "]" }
 
 func stringSliceConv(sval string) (interface{}, error) {
+	sval = strings.Trim(sval, "[]")
 	v := strings.Split(sval, ",")
 	return v, nil
 }
-- 
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