From a1b59cba348b6c80daffb0b58a443d5307b249f0 Mon Sep 17 00:00:00 2001
From: Haidang666 <hdcompany123@gmail.com>
Date: Fri, 7 Jan 2022 13:59:47 +0700
Subject: [PATCH] remove deprecated method: String.substr

---
 test/test.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/test.ts b/test/test.ts
index b53879b..3d72c34 100644
--- a/test/test.ts
+++ b/test/test.ts
@@ -40,7 +40,7 @@ async function init() {
         fs.readdirSync(testDir)
             .filter((file) =>
                 // Only keep the .ts files
-                file.substr(-3) === ".ts"
+                file.slice(-3) === ".ts"
             )
             .forEach(function(file) {
                 mocha.addFile(