doc(recovery): add RecoveryWithWriter doc (gin-gonic#1097)

easonlin404 · appleboy · commit 848fa41ca016 · 2017-09-05T09:17:53.000+08:00
diff --git a/recovery.go b/recovery.go
@@ -26,6 +26,7 @@ func Recovery() HandlerFunc {
 	return RecoveryWithWriter(DefaultErrorWriter)
 }
 
+// RecoveryWithWriter returns a middleware for a given writer that recovers from any panics and writes a 500 if there was one.
 func RecoveryWithWriter(out io.Writer) HandlerFunc {
 	var logger *log.Logger
 	if out != nil {

Original file line number	Diff line number	Diff line change
`@@ -26,6 +26,7 @@ func Recovery() HandlerFunc {`
`26`	`26`	`return RecoveryWithWriter(DefaultErrorWriter)`
`27`	`27`	`}`
`28`	`28`
	`29`	`+// RecoveryWithWriter returns a middleware for a given writer that recovers from any panics and writes a 500 if there was one.`
`29`	`30`	`func RecoveryWithWriter(out io.Writer) HandlerFunc {`
`30`	`31`	`var logger *log.Logger`
`31`	`32`	`if out != nil {`