From a7ccab1dd3b06b0ff7cb88ad9e1702831c0c7e84 Mon Sep 17 00:00:00 2001
From: CommanderRoot <CommanderRoot@users.noreply.github.com>
Date: Fri, 18 Mar 2022 12:25:54 +0100
Subject: [PATCH] chore: replace deprecated String.prototype.substr() (#4343)

---
 client-src/utils/createSocketURL.js | 2 +-
 client-src/utils/parseURL.js        | 2 +-
 test/e2e/range-header.test.js       | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/client-src/utils/createSocketURL.js b/client-src/utils/createSocketURL.js
index 5d8a28ddbd..b79d994829 100644
--- a/client-src/utils/createSocketURL.js
+++ b/client-src/utils/createSocketURL.js
@@ -5,7 +5,7 @@
 function format(objURL) {
   let protocol = objURL.protocol || "";
 
-  if (protocol && protocol.substr(-1) !== ":") {
+  if (protocol && !protocol.endsWith(":")) {
     protocol += ":";
   }
 
diff --git a/client-src/utils/parseURL.js b/client-src/utils/parseURL.js
index 3a4f2f3fda..9e9b5e4422 100644
--- a/client-src/utils/parseURL.js
+++ b/client-src/utils/parseURL.js
@@ -9,7 +9,7 @@ function parseURL(resourceQuery) {
   let options = {};
 
   if (typeof resourceQuery === "string" && resourceQuery !== "") {
-    const searchParams = resourceQuery.substr(1).split("&");
+    const searchParams = resourceQuery.slice(1).split("&");
 
     for (let i = 0; i < searchParams.length; i++) {
       const pair = searchParams[i].split("=");
diff --git a/test/e2e/range-header.test.js b/test/e2e/range-header.test.js
index 39b8703ed2..312fb6042b 100644
--- a/test/e2e/range-header.test.js
+++ b/test/e2e/range-header.test.js
@@ -42,7 +42,7 @@ describe("'Range' header", () => {
     );
     expect(responseRange.headers["content-length"]).toBe("500");
     expect(responseRange.headers["content-range"]).toMatch(/^bytes 0-499\//);
-    expect(responseRange.text).toBe(responseContent.substr(0, 500));
+    expect(responseRange.text).toBe(responseContent.slice(0, 500));
     expect(responseRange.text.length).toBe(500);
   });