chore: embed strip-ansi dependency (#4306)

Author: ludofischer

client-src/index.js

@@ -1,7 +1,7 @@
 /* global __resourceQuery, __webpack_hash__ */
 /// <reference types="webpack/module" />
 import webpackHotLog from "webpack/hot/log.js";
-import stripAnsi from "./modules/strip-ansi/index.js";
+import stripAnsi from "./utils/stripAnsi.js";
 import parseURL from "./utils/parseURL.js";
 import socket from "./socket.js";
 import { formatProblem, show, hide } from "./overlay.js";

client-src/modules/strip-ansi/index.js

@@ -0,0 +1,26 @@
+const ansiRegex = new RegExp(
+  [
+    "[\\u001B\\u009B][[\\]()#;?]*(?:(?:(?:(?:;[-a-zA-Z\\d\\/#&.:=?%@~_]+)*|[a-zA-Z\\d]+(?:;[-a-zA-Z\\d\\/#&.:=?%@~_]*)*)?\\u0007)",
+    "(?:(?:\\d{1,4}(?:;\\d{0,4})*)?[\\dA-PR-TZcf-nq-uy=><~]))",
+  ].join("|"),
+  "g"
+);
+
+/**
+ *
+ * Strip [ANSI escape codes](https://en.wikipedia.org/wiki/ANSI_escape_code) from a string.
+ * Adapted from code originally released by Sindre Sorhus
+ * Licensed the MIT License
+ *
+ * @param {string} string
+ * @return {string}
+ */
+function stripAnsi(string) {
+  if (typeof string !== "string") {
+    throw new TypeError(`Expected a \`string\`, got \`${typeof string}\``);
+  }
+
+  return string.replace(ansiRegex, "");
+}
+
+export default stripAnsi;

client-src/utils/stripAnsi.js

@@ -78,13 +78,6 @@ module.exports = [
       ),
     ],
   }),
-  merge(baseForModules, {
-    entry: path.join(__dirname, "modules/strip-ansi/index.js"),
-    output: {
-      // @ts-ignore
-      filename: "strip-ansi/index.js",
-    },
-  }),
   merge(baseForModules, {
     entry: path.join(__dirname, "modules/sockjs-client/index.js"),
     output: {

client-src/webpack.config.js

@@ -62,7 +62,6 @@
     "serve-index": "^1.9.1",
     "sockjs": "^0.3.21",
     "spdy": "^4.0.2",
-    "strip-ansi": "^7.0.0",
     "webpack-dev-middleware": "^5.3.1",
     "ws": "^8.4.2"
   },

package-lock.json

@@ -27,7 +27,6 @@ describe("index", () => {
       },
       setLogLevel: jest.fn(),
     });
-    jest.setMock("strip-ansi", require("strip-ansi-v6"));
 
     log = require("../../client-src/utils/log");
 

package.json

@@ -55,13 +55,13 @@ Array [
   "[HMR] Cannot apply update. Need to do a full reload!",
   "[HMR] Error: Aborted because ./browser.js is not accepted
 Update propagation: ./browser.js
-    at applyHandler (http://127.0.0.1:8103/browser.js:1017:31)
-    at http://127.0.0.1:8103/browser.js:717:21
+    at applyHandler (http://127.0.0.1:8103/browser.js:1018:31)
+    at http://127.0.0.1:8103/browser.js:718:21
     at Array.map (<anonymous>)
-    at internalApply (http://127.0.0.1:8103/browser.js:716:54)
-    at http://127.0.0.1:8103/browser.js:690:26
-    at waitForBlockingPromises (http://127.0.0.1:8103/browser.js:643:55)
-    at http://127.0.0.1:8103/browser.js:688:24",
+    at internalApply (http://127.0.0.1:8103/browser.js:717:54)
+    at http://127.0.0.1:8103/browser.js:691:26
+    at waitForBlockingPromises (http://127.0.0.1:8103/browser.js:644:55)
+    at http://127.0.0.1:8103/browser.js:689:24",
   "[HMR] Waiting for update signal from WDS...",
   "Hello from the browser",
   "[webpack-dev-server] Hot Module Replacement enabled.",