From bfd98aaf22e138f65a911bac1b0998af147fc72a Mon Sep 17 00:00:00 2001
From: Franck <franck.mourre@braincube.com>
Date: Thu, 5 Dec 2024 12:24:02 +0100
Subject: [PATCH] PERF : make single buffer / string file reading faster

---
 .../node_modules/@node-red/nodes/core/storage/10-file.js | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/packages/node_modules/@node-red/nodes/core/storage/10-file.js b/packages/node_modules/@node-red/nodes/core/storage/10-file.js
index fea8c490e..5cff2b631 100644
--- a/packages/node_modules/@node-red/nodes/core/storage/10-file.js
+++ b/packages/node_modules/@node-red/nodes/core/storage/10-file.js
@@ -339,7 +339,7 @@ module.exports = function(RED) {
             }
             else {
                 msg.filename = filename;
-                var lines = Buffer.from([]);
+                const bufferArray = [];
                 var spare = "";
                 var count = 0;
                 var type = "buffer";
@@ -397,7 +397,7 @@ module.exports = function(RED) {
                                 }
                             }
                             else {
-                                lines = Buffer.concat([lines,chunk]);
+                                bufferArray.push(chunk);
                             }
                         }
                     })
@@ -413,10 +413,11 @@ module.exports = function(RED) {
                     })
                     .on('end', function() {
                         if (node.chunk === false) {
+                            const buffer = Buffer.concat(bufferArray);
                             if (node.format === "utf8") {
-                                msg.payload = decode(lines, node.encoding);
+                                msg.payload = decode(buffer, node.encoding);
                             }
-                            else { msg.payload = lines; }
+                            else { msg.payload = buffer; }
                             nodeSend(msg);
                         }
                         else if (node.format === "lines") {