From eb1d22c6a3fc2b424aa8d0e7636698477aa4a58a Mon Sep 17 00:00:00 2001
From: Livio Amstutz <livio.a@gmail.com>
Date: Fri, 27 Mar 2020 13:44:50 +0100
Subject: [PATCH] clarify array_flag.go

---
 internal/config/array_flag.go | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/internal/config/array_flag.go b/internal/config/array_flag.go
index bb99d0a52..5a779545d 100644
--- a/internal/config/array_flag.go
+++ b/internal/config/array_flag.go
@@ -1,7 +1,14 @@
 package config
 
-import "strings"
+import (
+	"flag"
+	"strings"
+)
 
+var _ flag.Value = (*ArrayFlags)(nil)
+
+//ArrayFlags implements the flag/Value interface
+//allowing to set multiple string flags with the same name
 type ArrayFlags []string
 
 func (i *ArrayFlags) String() string {