From 9cb7c149b749775e73f49f95fa0daf842dcbfe46 Mon Sep 17 00:00:00 2001
From: Samuel Giddins <segiddins@segiddins.me>
Date: Mon, 29 Aug 2016 14:31:03 -0500
Subject: [CompactIndexClient::Updater] Support weak etags

(cherry picked from commit ece6829c46e4768aae13f970a54017c272bf974d)
---
 .../vendor/compact_index_client/lib/compact_index_client/updater.rb     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/bundler/vendor/compact_index_client/lib/compact_index_client/updater.rb b/lib/bundler/vendor/compact_index_client/lib/compact_index_client/updater.rb
index 5c5ba41434..a410dd423c 100644
--- a/lib/bundler/vendor/compact_index_client/lib/compact_index_client/updater.rb
+++ b/lib/bundler/vendor/compact_index_client/lib/compact_index_client/updater.rb
@@ -50,7 +50,7 @@ class Bundler::CompactIndexClient
         mode = response.is_a?(Net::HTTPPartialContent) ? "a" : "w"
         local_temp_path.open(mode) {|f| f << content }
 
-        response_etag = response["ETag"]
+        response_etag = response["ETag"].gsub(%r{\AW/}, "")
         if etag_for(local_temp_path) == response_etag
           FileUtils.mv(local_temp_path, local_path)
           return
-- 
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