Avoid copying routes in routeIndex

bootjp · bootjp · commit f8cece275e75 · 2025-09-02T01:28:15.000+09:00
diff --git a/distribution/engine.go b/distribution/engine.go
@@ -122,8 +122,7 @@ func (e *Engine) routeIndex(key []byte) int {
 		return -1
 	}
 	i--
-	r := e.routes[i]
-	if r.End != nil && bytes.Compare(key, r.End) >= 0 {
+	if end := e.routes[i].End; end != nil && bytes.Compare(key, end) >= 0 {
 		return -1
 	}
 	return i

Original file line number	Diff line number	Diff line change
`@@ -122,8 +122,7 @@ func (e *Engine) routeIndex(key []byte) int {`
`122`	`122`	`return -1`
`123`	`123`	`}`
`124`	`124`	`i--`
`125`		`- r := e.routes[i]`
`126`		`- if r.End != nil && bytes.Compare(key, r.End) >= 0 {`
	`125`	`+ if end := e.routes[i].End; end != nil && bytes.Compare(key, end) >= 0 {`
`127`	`126`	`return -1`
`128`	`127`	`}`
`129`	`128`	`return i`