From 14b56ea5fe01f06855de72dd2787b45ff6746655 Mon Sep 17 00:00:00 2001
From: 1911860538 <alxps1911@gmail.com>
Date: Tue, 13 May 2025 21:37:52 +0800
Subject: [PATCH] perf(all): use strings.Cut to replace strings.SplitN

---
 recovery.go | 6 +++---
 tree.go     | 4 ++--
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/recovery.go b/recovery.go
index 515f9d2a..8e4633b4 100644
--- a/recovery.go
+++ b/recovery.go
@@ -74,9 +74,9 @@ func CustomRecoveryWithWriter(out io.Writer, handle RecoveryFunc) HandlerFunc {
 					httpRequest, _ := httputil.DumpRequest(c.Request, false)
 					headers := strings.Split(string(httpRequest), "\r\n")
 					for idx, header := range headers {
-						current := strings.Split(header, ":")
-						if current[0] == "Authorization" {
-							headers[idx] = current[0] + ": *"
+						key, _, _ := strings.Cut(header, ":")
+						if key == "Authorization" {
+							headers[idx] = key + ": *"
 						}
 					}
 					headersToStr := strings.Join(headers, "\r\n")
diff --git a/tree.go b/tree.go
index 0d3e5a8c..a298d748 100644
--- a/tree.go
+++ b/tree.go
@@ -234,7 +234,7 @@ walk:
 				// Wildcard conflict
 				pathSeg := path
 				if n.nType != catchAll {
-					pathSeg = strings.SplitN(pathSeg, "/", 2)[0]
+					pathSeg, _, _ = strings.Cut(pathSeg, "/")
 				}
 				prefix := fullPath[:strings.Index(fullPath, pathSeg)] + n.path
 				panic("'" + pathSeg +
@@ -358,7 +358,7 @@ func (n *node) insertChild(path string, fullPath string, handlers HandlersChain)
 		if len(n.path) > 0 && n.path[len(n.path)-1] == '/' {
 			pathSeg := ""
 			if len(n.children) != 0 {
-				pathSeg = strings.SplitN(n.children[0].path, "/", 2)[0]
+				pathSeg, _, _ = strings.Cut(n.children[0].path, "/")
 			}
 			panic("catch-all wildcard '" + path +
 				"' in new path '" + fullPath +