From c4fc285259e0a064915742479c9a20a14ccbd5a0 Mon Sep 17 00:00:00 2001
From: AJ ONeal <coolaj86@gmail.com>
Date: Fri, 22 Mar 2019 16:17:13 -0600
Subject: [PATCH] add String method to Whitelist

---
 keyfetch/fetch.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/keyfetch/fetch.go b/keyfetch/fetch.go
index 9476444..8ee94a8 100644
--- a/keyfetch/fetch.go
+++ b/keyfetch/fetch.go
@@ -451,3 +451,12 @@ func NewWhitelist(issuers []string, assumePrivate ...bool) (Whitelist, error) {
 func (w Whitelist) IsTrustedIssuer(iss string, rs ...*http.Request) bool {
 	return isTrustedIssuer(iss, w, rs...)
 }
+
+// String will generate a space-delimited list of whitelisted URLs
+func (w Whitelist) String() string {
+	s := []string{}
+	for i := range w {
+		s = append(s, w[i].String())
+	}
+	return strings.Join(s, " ")
+}