LogDog: Project READ access for user endpoints.

appengine/logdog/coordinator/endpoints/util.go

Index: appengine/logdog/coordinator/endpoints/util.go
diff --git a/appengine/logdog/coordinator/endpoints/util.go b/appengine/logdog/coordinator/endpoints/util.go
new file mode 100644
index 0000000000000000000000000000000000000000..f202b85ef352d7d6e8a48a8c326807ee9accc075
--- /dev/null
+++ b/appengine/logdog/coordinator/endpoints/util.go
@@ -0,0 +1,24 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package endpoints
+
+import (
+	"time"
+
+	"github.com/luci/luci-go/common/proto/google"
+)
+
+// MinDuration selects the smallest duration that is > 0 from a set of
+// google.Duration protobufs.
+//
+// If none of the supplied Durations are > 0, 0 will be returned.
+func MinDuration(candidates ...*google.Duration) (exp time.Duration) {

[nodir, 2016/05/19 17:17:21]

I like that you called it Min. It is more concrete that resolve

[dnj (Google), 2016/05/19 20:10:46]

Agreed.

+	for _, c := range candidates {
+		if cd := c.Duration(); cd > 0 && (exp <= 0 || cd < exp) {
+			exp = cd
+		}
+	}
+	return
+}