From df7d8288d984f703722fae161b7d32fae9ab3149 Mon Sep 17 00:00:00 2001
From: Weijia Wang <starkwang@126.com>
Date: Thu, 12 Dec 2019 15:59:46 +0800
Subject: [PATCH] file_server: get file and fileInfo concurrently (#3486)

---
 std/http/file_server.ts | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/std/http/file_server.ts b/std/http/file_server.ts
index e3caae882b..40a18bd8a5 100755
--- a/std/http/file_server.ts
+++ b/std/http/file_server.ts
@@ -82,8 +82,7 @@ async function serveFile(
   req: ServerRequest,
   filePath: string
 ): Promise<Response> {
-  const file = await open(filePath);
-  const fileInfo = await stat(filePath);
+  const [file, fileInfo] = await Promise.all([open(filePath), stat(filePath)]);
   const headers = new Headers();
   headers.set("content-length", fileInfo.len.toString());
   headers.set("content-type", "text/plain");