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rafthttp: replace append with pre-allocated slice

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This commit is contained in:
Gyu-Ho Lee 2016-05-20 15:20:55 -07:00
parent 1226946e2d
commit c9264c5e65
1 changed files with 3 additions and 3 deletions
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6
rafthttp/util.go
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@ -197,9 +197,9 @@ func setPeerURLsHeader(req *http.Request, urls types.URLs) {
// often not set in unit tests // often not set in unit tests
return return
} }
var peerURLs []string peerURLs := make([]string, urls.Len())
for _, url := range urls { for i := range urls {
peerURLs = append(peerURLs, url.String()) peerURLs[i] = urls[i].String()
} }
req.Header.Set("X-PeerURLs", strings.Join(peerURLs, ",")) req.Header.Set("X-PeerURLs", strings.Join(peerURLs, ","))
} }