From e60a96578c8d273c96b4b7b14d4058f95913983b Mon Sep 17 00:00:00 2001
From: Michael Tibben <michael.tibben@99designs.com>
Date: Mon, 2 Nov 2015 11:36:00 +1100
Subject: [PATCH] Retry errors on timeout

---
 faulttolerant.go | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/faulttolerant.go b/faulttolerant.go
index d93cbdd..0f4bd41 100644
--- a/faulttolerant.go
+++ b/faulttolerant.go
@@ -2,6 +2,7 @@ package smartling
 
 import (
 	"log"
+	"net"
 	"strings"
 	"time"
 )
@@ -22,8 +23,21 @@ func isNetworkErrClosing(err error) bool {
 	return false
 }
 
+func isTimeoutError(err error) bool {
+	if err != nil {
+		if netErr, ok := err.(net.Error); ok {
+			return netErr.Timeout()
+		}
+	}
+	return false
+}
+
+func isRetryableError(err error) bool {
+	return isResourceLockedError(err) || isNetworkErrClosing(err) || isTimeoutError(err)
+}
+
 // FaultTolerantClient decorates a Client and retries
-// requests when Smartling returns with a Resource Locked error
+// requests when Smartling returns with an error
 type FaultTolerantClient struct {
 	*Client
 	RetriesOnError int
@@ -35,7 +49,7 @@ func (c *FaultTolerantClient) execWithRetry(f func() error) {
 
 	err := f()
 
-	for retries > 0 && (isResourceLockedError(err) || isNetworkErrClosing(err)) {
+	for retries > 0 && isRetryableError(err) {
 		log.Printf("%s, Retrying...\n", err.Error())
 
 		time.Sleep(backoff)