From c997ac0b35040a5ca2167f3d6fb77a9f9abba353 Mon Sep 17 00:00:00 2001
From: Garrett Squire <garrettsquire@gmail.com>
Date: Thu, 6 Oct 2016 13:18:57 -0700
Subject: [PATCH] feat(headers): support multiple values for Referrer-Policy
 header

Closes #882
---
 src/header/common/referrer_policy.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/header/common/referrer_policy.rs b/src/header/common/referrer_policy.rs
index 154ba90c79..a91946f2cd 100644
--- a/src/header/common/referrer_policy.rs
+++ b/src/header/common/referrer_policy.rs
@@ -54,8 +54,9 @@ impl Header for ReferrerPolicy {
 
     fn parse_header(raw: &Raw) -> ::Result<ReferrerPolicy> {
         use self::ReferrerPolicy::*;
-        parsing::from_one_raw_str(raw).and_then(|s: String| {
-            let slice = &s.to_ascii_lowercase()[..];
+        parsing::from_comma_delimited(raw).and_then(|v: Vec<String>| {
+            let last = v.iter().last().unwrap();
+            let slice = &last.to_ascii_lowercase()[..];
             // See https://www.w3.org/TR/referrer-policy/#determine-policy-for-token
             match slice {
                 "no-referrer" | "never" => Ok(NoReferrer),