From 100f04e961664678aa51cf8284326b4a29917507 Mon Sep 17 00:00:00 2001
From: Kibana Machine <42973632+kibanamachine@users.noreply.github.com>
Date: Mon, 27 Sep 2021 16:34:49 -0400
Subject: [PATCH] [7.x] [kbn/optimizer] mangle variables in optimizer bundles
 (#112435) and (#113119) (#112498)

* [kbn/optimizer] mangle variables in optimizer bundles (#112435)

Co-authored-by: spalger <spalger@users.noreply.github.com>

* [optimizer] keep classnames to support constructor.name (#113119)

Co-authored-by: spalger <spalger@users.noreply.github.com>
(cherry picked from commit 6612f2b533615f8a02e20925bf1e26324794ca06)

Co-authored-by: Spencer <email@spalger.com>
Co-authored-by: spalger <spalger@users.noreply.github.com>
---
 package.json                                  |  2 +-
 .../basic_optimization.test.ts.snap           | 12 +--
 .../src/worker/webpack.config.ts              |  3 +-
 yarn.lock                                     | 80 +++++--------------
 4 files changed, 29 insertions(+), 68 deletions(-)

diff --git a/package.json b/package.json
index d1d02f8502b42..acb3c0f92306e 100644
--- a/package.json
+++ b/package.json
@@ -811,7 +811,7 @@
     "tar-fs": "^2.1.0",
     "tempy": "^0.3.0",
     "terser": "^5.7.1",
-    "terser-webpack-plugin": "^2.1.2",
+    "terser-webpack-plugin": "^4.2.3",
     "tough-cookie": "^4.0.0",
     "ts-loader": "^7.0.5",
     "ts-morph": "^9.1.0",
diff --git a/packages/kbn-optimizer/src/integration_tests/__snapshots__/basic_optimization.test.ts.snap b/packages/kbn-optimizer/src/integration_tests/__snapshots__/basic_optimization.test.ts.snap
index fac8cd809932a..8067ee2ce6c0b 100644
--- a/packages/kbn-optimizer/src/integration_tests/__snapshots__/basic_optimization.test.ts.snap
+++ b/packages/kbn-optimizer/src/integration_tests/__snapshots__/basic_optimization.test.ts.snap
@@ -156,16 +156,16 @@ OptimizerConfig {
 }
 `;
 
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r=t(0),o=t(13);\\"string\\"==typeof(o=o.__esModule?o.default:o)&&(o=[[e.i,o,\\"\\"]]);var i={insert:\\"head\\",singleton:!1};r(o,i);e.exports=o.locals||{}},function(e,n,t){(n=t(1)(!1)).push([e.i,\\"p{background-color:rebeccapurple}body{width:13}\\\\n\\",\\"\\"]),e.exports=n},function(e,n,t){switch(window.__kbnThemeTag__){case\\"v7dark\\":return t(15);case\\"v7light\\":return t(17);case\\"v8dark\\":return t(19);case\\"v8light\\":return t(21)}},function(e,n,t){var r=t(0),o=t(16);\\"string\\"==typeof(o=o.__esModule?o.default:o)&&(o=[[e.i,o,\\"\\"]]);var i={insert:\\"head\\",singleton:!1};r(o,i);e.exports=o.locals||{}},function(e,n,t){(n=t(1)(!1)).push([e.i,\\"body{color:green}\\\\n\\",\\"\\"]),e.exports=n},function(e,n,t){var r=t(0),o=t(18);\\"string\\"==typeof(o=o.__esModule?o.default:o)&&(o=[[e.i,o,\\"\\"]]);var i={insert:\\"head\\",singleton:!1};r(o,i);e.exports=o.locals||{}},function(e,n,t){(n=t(1)(!1)).push([e.i,\\"body{color:green}\\\\n\\",\\"\\"]),e.exports=n},function(e,n,t){var r=t(0),o=t(20);\\"string\\"==typeof(o=o.__esModule?o.default:o)&&(o=[[e.i,o,\\"\\"]]);var i={insert:\\"head\\",singleton:!1};r(o,i);e.exports=o.locals||{}},function(e,n,t){(n=t(1)(!1)).push([e.i,\\"body{color:green}\\\\n\\",\\"\\"]),e.exports=n},function(e,n,t){var r=t(0),o=t(22);\\"string\\"==typeof(o=o.__esModule?o.default:o)&&(o=[[e.i,o,\\"\\"]]);var i={insert:\\"head\\",singleton:!1};r(o,i);e.exports=o.locals||{}},function(e,n,t){(n=t(1)(!1)).push([e.i,\\"body{color:green}\\\\n\\",\\"\\"]),e.exports=n},function(e,n,t){\\"use strict\\";t.r(n),t.d(n,\\"barLibFn\\",(function(){return o})),t.d(n,\\"fooLibFn\\",(function(){return r.fooLibFn}));t(5),t(14);var r=t(2);function o(){return\\"bar\\"}}]);"`;
 
 exports[`prepares assets for distribution: baz bundle 1`] = `
 "/*! Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one or more contributor license agreements. 
- * Licensed under the Elastic License 2.0; you may not use this file except in compliance with the Elastic License 2.0. */!function(modules){var installedModules={};function __webpack_require__(moduleId){if(installedModules[moduleId])return installedModules[moduleId].exports;var module=installedModules[moduleId]={i:moduleId,l:!1,exports:{}};return modules[moduleId].call(module.exports,module,module.exports,__webpack_require__),module.l=!0,module.exports}__webpack_require__.m=modules,__webpack_require__.c=installedModules,__webpack_require__.d=function(exports,name,getter){__webpack_require__.o(exports,name)||Object.defineProperty(exports,name,{enumerable:!0,get:getter})},__webpack_require__.r=function(exports){\\"undefined\\"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(exports,Symbol.toStringTag,{value:\\"Module\\"}),Object.defineProperty(exports,\\"__esModule\\",{value:!0})},__webpack_require__.t=function(value,mode){if(1&mode&&(value=__webpack_require__(value)),8&mode)return value;if(4&mode&&\\"object\\"==typeof value&&value&&value.__esModule)return value;var ns=Object.create(null);if(__webpack_require__.r(ns),Object.defineProperty(ns,\\"default\\",{enumerable:!0,value:value}),2&mode&&\\"string\\"!=typeof value)for(var key in value)__webpack_require__.d(ns,key,function(key){return value[key]}.bind(null,key));return ns},__webpack_require__.n=function(module){var getter=module&&module.__esModule?function(){return module.default}:function(){return module};return __webpack_require__.d(getter,\\"a\\",getter),getter},__webpack_require__.o=function(object,property){return Object.prototype.hasOwnProperty.call(object,property)},__webpack_require__.p=\\"\\",__webpack_require__(__webpack_require__.s=0)}([function(module,exports,__webpack_require__){__webpack_require__(1),__kbnBundles__.define(\\"plugin/baz/public\\",__webpack_require__,2)},function(module,exports,__webpack_require__){__webpack_require__.p=window.__kbnPublicPath__.baz},function(module,exports){console.log(\\"plugin in an x-pack dir\\")}]);"
+ * Licensed under the Elastic License 2.0; you may not use this file except in compliance with the Elastic License 2.0. */!function(e){var n={};function t(r){if(n[r])return n[r].exports;var o=n[r]={i:r,l:!1,exports:{}};return e[r].call(o.exports,o,o.exports,t),o.l=!0,o.exports}t.m=e,t.c=n,t.d=function(e,n,r){t.o(e,n)||Object.defineProperty(e,n,{enumerable:!0,get:r})},t.r=function(e){\\"undefined\\"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:\\"Module\\"}),Object.defineProperty(e,\\"__esModule\\",{value:!0})},t.t=function(e,n){if(1&n&&(e=t(e)),8&n)return e;if(4&n&&\\"object\\"==typeof e&&e&&e.__esModule)return e;var r=Object.create(null);if(t.r(r),Object.defineProperty(r,\\"default\\",{enumerable:!0,value:e}),2&n&&\\"string\\"!=typeof e)for(var o in e)t.d(r,o,function(n){return e[n]}.bind(null,o));return r},t.n=function(e){var n=e&&e.__esModule?function(){return e.default}:function(){return e};return t.d(n,\\"a\\",n),n},t.o=function(e,n){return Object.prototype.hasOwnProperty.call(e,n)},t.p=\\"\\",t(t.s=0)}([function(e,n,t){t(1),__kbnBundles__.define(\\"plugin/baz/public\\",t,2)},function(e,n,t){t.p=window.__kbnPublicPath__.baz},function(e,n){console.log(\\"plugin in an x-pack dir\\")}]);"
 `;
 
-exports[`prepares assets for distribution: foo async bundle 1`] = `"(window.foo_bundle_jsonpfunction=window.foo_bundle_jsonpfunction||[]).push([[1],{3:function(module,__webpack_exports__,__webpack_require__){\\"use strict\\";function foo(){}__webpack_require__.r(__webpack_exports__),__webpack_require__.d(__webpack_exports__,\\"foo\\",(function(){return foo}))}}]);"`;
+exports[`prepares assets for distribution: foo async bundle 1`] = `"(window.foo_bundle_jsonpfunction=window.foo_bundle_jsonpfunction||[]).push([[1],{3:function(n,o,u){\\"use strict\\";function f(){}u.r(o),u.d(o,\\"foo\\",(function(){return f}))}}]);"`;
 
-exports[`prepares assets for distribution: foo bundle 1`] = `"!function(modules){function webpackJsonpCallback(data){for(var moduleId,chunkId,chunkIds=data[0],moreModules=data[1],i=0,resolves=[];i<chunkIds.length;i++)chunkId=chunkIds[i],Object.prototype.hasOwnProperty.call(installedChunks,chunkId)&&installedChunks[chunkId]&&resolves.push(installedChunks[chunkId][0]),installedChunks[chunkId]=0;for(moduleId in moreModules)Object.prototype.hasOwnProperty.call(moreModules,moduleId)&&(modules[moduleId]=moreModules[moduleId]);for(parentJsonpFunction&&parentJsonpFunction(data);resolves.length;)resolves.shift()()}var installedModules={},installedChunks={0:0};function __webpack_require__(moduleId){if(installedModules[moduleId])return installedModules[moduleId].exports;var module=installedModules[moduleId]={i:moduleId,l:!1,exports:{}};return modules[moduleId].call(module.exports,module,module.exports,__webpack_require__),module.l=!0,module.exports}__webpack_require__.e=function(chunkId){var promises=[],installedChunkData=installedChunks[chunkId];if(0!==installedChunkData)if(installedChunkData)promises.push(installedChunkData[2]);else{var promise=new Promise((function(resolve,reject){installedChunkData=installedChunks[chunkId]=[resolve,reject]}));promises.push(installedChunkData[2]=promise);var onScriptComplete,script=document.createElement(\\"script\\");script.charset=\\"utf-8\\",script.timeout=120,__webpack_require__.nc&&script.setAttribute(\\"nonce\\",__webpack_require__.nc),script.src=function(chunkId){return __webpack_require__.p+\\"foo.chunk.\\"+chunkId+\\".js\\"}(chunkId);var error=new Error;onScriptComplete=function(event){script.onerror=script.onload=null,clearTimeout(timeout);var chunk=installedChunks[chunkId];if(0!==chunk){if(chunk){var errorType=event&&(\\"load\\"===event.type?\\"missing\\":event.type),realSrc=event&&event.target&&event.target.src;error.message=\\"Loading chunk \\"+chunkId+\\" failed.\\\\n(\\"+errorType+\\": \\"+realSrc+\\")\\",error.name=\\"ChunkLoadError\\",error.type=errorType,error.request=realSrc,chunk[1](error)}installedChunks[chunkId]=void 0}};var timeout=setTimeout((function(){onScriptComplete({type:\\"timeout\\",target:script})}),12e4);script.onerror=script.onload=onScriptComplete,document.head.appendChild(script)}return Promise.all(promises)},__webpack_require__.m=modules,__webpack_require__.c=installedModules,__webpack_require__.d=function(exports,name,getter){__webpack_require__.o(exports,name)||Object.defineProperty(exports,name,{enumerable:!0,get:getter})},__webpack_require__.r=function(exports){\\"undefined\\"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(exports,Symbol.toStringTag,{value:\\"Module\\"}),Object.defineProperty(exports,\\"__esModule\\",{value:!0})},__webpack_require__.t=function(value,mode){if(1&mode&&(value=__webpack_require__(value)),8&mode)return value;if(4&mode&&\\"object\\"==typeof value&&value&&value.__esModule)return value;var ns=Object.create(null);if(__webpack_require__.r(ns),Object.defineProperty(ns,\\"default\\",{enumerable:!0,value:value}),2&mode&&\\"string\\"!=typeof value)for(var key in value)__webpack_require__.d(ns,key,function(key){return value[key]}.bind(null,key));return ns},__webpack_require__.n=function(module){var getter=module&&module.__esModule?function(){return module.default}:function(){return module};return __webpack_require__.d(getter,\\"a\\",getter),getter},__webpack_require__.o=function(object,property){return Object.prototype.hasOwnProperty.call(object,property)},__webpack_require__.p=\\"\\",__webpack_require__.oe=function(err){throw console.error(err),err};var jsonpArray=window.foo_bundle_jsonpfunction=window.foo_bundle_jsonpfunction||[],oldJsonpFunction=jsonpArray.push.bind(jsonpArray);jsonpArray.push=webpackJsonpCallback,jsonpArray=jsonpArray.slice();for(var i=0;i<jsonpArray.length;i++)webpackJsonpCallback(jsonpArray[i]);var parentJsonpFunction=oldJsonpFunction;__webpack_require__(__webpack_require__.s=0)}([function(module,exports,__webpack_require__){__webpack_require__(1),__kbnBundles__.define(\\"plugin/foo/public\\",__webpack_require__,2)},function(module,exports,__webpack_require__){__webpack_require__.p=window.__kbnPublicPath__.foo},function(module,__webpack_exports__,__webpack_require__){\\"use strict\\";function fooLibFn(){return\\"foo\\"}__webpack_require__.r(__webpack_exports__),__webpack_require__.d(__webpack_exports__,\\"fooLibFn\\",(function(){return fooLibFn})),__webpack_require__.d(__webpack_exports__,\\"ext\\",(function(){return ext})),__webpack_require__.d(__webpack_exports__,\\"getFoo\\",(function(){return getFoo}));const ext=\\"TRUE\\";async function getFoo(){return await __webpack_require__.e(1).then(__webpack_require__.bind(null,3))}}]);"`;
+exports[`prepares assets for distribution: foo bundle 1`] = `"!function(n){function e(e){for(var t,o,u=e[0],i=e[1],c=0,a=[];c<u.length;c++)o=u[c],Object.prototype.hasOwnProperty.call(r,o)&&r[o]&&a.push(r[o][0]),r[o]=0;for(t in i)Object.prototype.hasOwnProperty.call(i,t)&&(n[t]=i[t]);for(f&&f(e);a.length;)a.shift()()}var t={},r={0:0};function o(e){if(t[e])return t[e].exports;var r=t[e]={i:e,l:!1,exports:{}};return n[e].call(r.exports,r,r.exports,o),r.l=!0,r.exports}o.e=function(n){var e=[],t=r[n];if(0!==t)if(t)e.push(t[2]);else{var u=new Promise((function(e,o){t=r[n]=[e,o]}));e.push(t[2]=u);var i,c=document.createElement(\\"script\\");c.charset=\\"utf-8\\",c.timeout=120,o.nc&&c.setAttribute(\\"nonce\\",o.nc),c.src=function(n){return o.p+\\"foo.chunk.\\"+n+\\".js\\"}(n);var f=new Error;i=function(e){c.onerror=c.onload=null,clearTimeout(a);var t=r[n];if(0!==t){if(t){var o=e&&(\\"load\\"===e.type?\\"missing\\":e.type),u=e&&e.target&&e.target.src;f.message=\\"Loading chunk \\"+n+\\" failed.\\\\n(\\"+o+\\": \\"+u+\\")\\",f.name=\\"ChunkLoadError\\",f.type=o,f.request=u,t[1](f)}r[n]=void 0}};var a=setTimeout((function(){i({type:\\"timeout\\",target:c})}),12e4);c.onerror=c.onload=i,document.head.appendChild(c)}return Promise.all(e)},o.m=n,o.c=t,o.d=function(n,e,t){o.o(n,e)||Object.defineProperty(n,e,{enumerable:!0,get:t})},o.r=function(n){\\"undefined\\"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(n,Symbol.toStringTag,{value:\\"Module\\"}),Object.defineProperty(n,\\"__esModule\\",{value:!0})},o.t=function(n,e){if(1&e&&(n=o(n)),8&e)return n;if(4&e&&\\"object\\"==typeof n&&n&&n.__esModule)return n;var t=Object.create(null);if(o.r(t),Object.defineProperty(t,\\"default\\",{enumerable:!0,value:n}),2&e&&\\"string\\"!=typeof n)for(var r in n)o.d(t,r,function(e){return n[e]}.bind(null,r));return t},o.n=function(n){var e=n&&n.__esModule?function(){return n.default}:function(){return n};return o.d(e,\\"a\\",e),e},o.o=function(n,e){return Object.prototype.hasOwnProperty.call(n,e)},o.p=\\"\\",o.oe=function(n){throw console.error(n),n};var u=window.foo_bundle_jsonpfunction=window.foo_bundle_jsonpfunction||[],i=u.push.bind(u);u.push=e,u=u.slice();for(var c=0;c<u.length;c++)e(u[c]);var f=i;o(o.s=0)}([function(n,e,t){t(1),__kbnBundles__.define(\\"plugin/foo/public\\",t,2)},function(n,e,t){t.p=window.__kbnPublicPath__.foo},function(n,e,t){\\"use strict\\";function r(){return\\"foo\\"}t.r(e),t.d(e,\\"fooLibFn\\",(function(){return r})),t.d(e,\\"ext\\",(function(){return o})),t.d(e,\\"getFoo\\",(function(){return u}));const o=\\"TRUE\\";async function u(){return await t.e(1).then(t.bind(null,3))}}]);"`;
 
 exports[`prepares assets for distribution: metrics.json 1`] = `
 "[
@@ -177,13 +177,13 @@ exports[`prepares assets for distribution: metrics.json 1`] = `
   {
     \\"group\\": \\"page load bundle size\\",
     \\"id\\": \\"foo\\",
-    \\"value\\": 4559,
+    \\"value\\": 2457,
     \\"limitConfigPath\\": \\"node_modules/@kbn/optimizer/limits.yml\\"
   },
   {
     \\"group\\": \\"async chunks size\\",
     \\"id\\": \\"foo\\",
-    \\"value\\": 290
+    \\"value\\": 173
   },
   {
     \\"group\\": \\"async chunk count\\",
diff --git a/packages/kbn-optimizer/src/worker/webpack.config.ts b/packages/kbn-optimizer/src/worker/webpack.config.ts
index 4db9e04f6ab4e..7ba8868829758 100644
--- a/packages/kbn-optimizer/src/worker/webpack.config.ts
+++ b/packages/kbn-optimizer/src/worker/webpack.config.ts
@@ -272,7 +272,8 @@ export function getWebpackConfig(bundle: Bundle, bundleRefs: BundleRefs, worker:
           parallel: false,
           terserOptions: {
             compress: true,
-            mangle: false,
+            keep_classnames: true,
+            mangle: !['kibanaLegacy', 'monitoring'].includes(bundle.id),
           },
         }),
       ],
diff --git a/yarn.lock b/yarn.lock
index 2a8dff971791f..906f1cd9b2edc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8963,30 +8963,6 @@ cacache@^12.0.2:
     unique-filename "^1.1.1"
     y18n "^4.0.0"
 
-cacache@^13.0.1:
-  version "13.0.1"
-  resolved "https://registry.yarnpkg.com/cacache/-/cacache-13.0.1.tgz#a8000c21697089082f85287a1aec6e382024a71c"
-  integrity sha512-5ZvAxd05HDDU+y9BVvcqYu2LLXmPnQ0hW62h32g4xBTgL/MppR4/04NHfj/ycM2y6lmTnbw6HVi+1eN0Psba6w==
-  dependencies:
-    chownr "^1.1.2"
-    figgy-pudding "^3.5.1"
-    fs-minipass "^2.0.0"
-    glob "^7.1.4"
-    graceful-fs "^4.2.2"
-    infer-owner "^1.0.4"
-    lru-cache "^5.1.1"
-    minipass "^3.0.0"
-    minipass-collect "^1.0.2"
-    minipass-flush "^1.0.5"
-    minipass-pipeline "^1.2.2"
-    mkdirp "^0.5.1"
-    move-concurrently "^1.0.1"
-    p-map "^3.0.0"
-    promise-inflight "^1.0.1"
-    rimraf "^2.7.1"
-    ssri "^7.0.0"
-    unique-filename "^1.1.1"
-
 cacache@^15.0.3, cacache@^15.0.4, cacache@^15.0.5:
   version "15.0.5"
   resolved "https://registry.yarnpkg.com/cacache/-/cacache-15.0.5.tgz#69162833da29170d6732334643c60e005f5f17d0"
@@ -9410,7 +9386,7 @@ chokidar@3.4.3, chokidar@^2.0.0, chokidar@^2.0.4, chokidar@^2.1.1, chokidar@^2.1
   optionalDependencies:
     fsevents "~2.1.2"
 
-chownr@^1.1.1, chownr@^1.1.2:
+chownr@^1.1.1:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/chownr/-/chownr-1.1.4.tgz#6fc9d7b42d32a583596337666e7d08084da2cc6b"
   integrity sha512-jJ0bqzaylmJtVnNgzTeSOs8DPavpbYgEr/b0YL8/2GO3xJEhInFmhKMUnEJQjZumK7KXGFhUy89PrsJWlakBVg==
@@ -17406,15 +17382,7 @@ jest-when@^3.2.1:
     bunyan "^1.8.12"
     expect "^24.8.0"
 
-jest-worker@^25.4.0:
-  version "25.5.0"
-  resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-25.5.0.tgz#2611d071b79cea0f43ee57a3d118593ac1547db1"
-  integrity sha512-/dsSmUkIy5EBGfv/IjjqmFxrNAUpBERfGs1oHROyD7yxjG/w+t0GOJDX8O1k32ySmd7+a5IhnJU2qQFcJ4n1vw==
-  dependencies:
-    merge-stream "^2.0.0"
-    supports-color "^7.0.0"
-
-jest-worker@^26.2.1, jest-worker@^26.6.2:
+jest-worker@^26.2.1, jest-worker@^26.5.0, jest-worker@^26.6.2:
   version "26.6.2"
   resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-26.6.2.tgz#7f72cbc4d643c365e27b9fd775f9d0eaa9c7a8ed"
   integrity sha512-KWYVV1c4i+jbMpaBC+U++4Va0cp8OisU185o73T1vo99hqi7w8tSJfUXYswwqqrjzwxa6KpRK54WhPvwf5w6PQ==
@@ -24713,7 +24681,7 @@ serialize-error@^2.1.0:
   resolved "https://registry.yarnpkg.com/serialize-error/-/serialize-error-2.1.0.tgz#50b679d5635cdf84667bdc8e59af4e5b81d5f60a"
   integrity sha1-ULZ51WNc34Rme9yOWa9OW4HV9go=
 
-serialize-javascript@5.0.1:
+serialize-javascript@5.0.1, serialize-javascript@^5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/serialize-javascript/-/serialize-javascript-5.0.1.tgz#7886ec848049a462467a97d3d918ebb2aaf934f4"
   integrity sha512-SaaNal9imEO737H2c05Og0/8LUXG7EnsZyMa8MzkmuHoELfT6txuj0cMqRj6zfPKnmQ1yasR4PCJc8x+M4JSPA==
@@ -25415,14 +25383,6 @@ ssri@^6.0.1:
   dependencies:
     figgy-pudding "^3.5.1"
 
-ssri@^7.0.0:
-  version "7.1.0"
-  resolved "https://registry.yarnpkg.com/ssri/-/ssri-7.1.0.tgz#92c241bf6de82365b5c7fb4bd76e975522e1294d"
-  integrity sha512-77/WrDZUWocK0mvA5NTRQyveUf+wsrIc6vyrxpS8tVvYBcX215QbafrJR3KtkpskIzoFLqqNuuYQvxaMjXJ/0g==
-  dependencies:
-    figgy-pudding "^3.5.1"
-    minipass "^3.1.1"
-
 ssri@^8.0.0:
   version "8.0.1"
   resolved "https://registry.yarnpkg.com/ssri/-/ssri-8.0.1.tgz#638e4e439e2ffbd2cd289776d5ca457c4f51a2af"
@@ -26494,21 +26454,6 @@ terser-webpack-plugin@^1.4.3:
     webpack-sources "^1.4.0"
     worker-farm "^1.7.0"
 
-terser-webpack-plugin@^2.1.2:
-  version "2.3.7"
-  resolved "https://registry.yarnpkg.com/terser-webpack-plugin/-/terser-webpack-plugin-2.3.7.tgz#4910ff5d1a872168cc7fa6cd3749e2b0d60a8a0b"
-  integrity sha512-xzYyaHUNhzgaAdBsXxk2Yvo/x1NJdslUaussK3fdpBbvttm1iIwU+c26dj9UxJcwk2c5UWt5F55MUTIA8BE7Dg==
-  dependencies:
-    cacache "^13.0.1"
-    find-cache-dir "^3.3.1"
-    jest-worker "^25.4.0"
-    p-limit "^2.3.0"
-    schema-utils "^2.6.6"
-    serialize-javascript "^3.1.0"
-    source-map "^0.6.1"
-    terser "^4.6.12"
-    webpack-sources "^1.4.3"
-
 terser-webpack-plugin@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/terser-webpack-plugin/-/terser-webpack-plugin-3.1.0.tgz#91e6d39571460ed240c0cf69d295bcf30ebf98cb"
@@ -26524,6 +26469,21 @@ terser-webpack-plugin@^3.0.0:
     terser "^4.8.0"
     webpack-sources "^1.4.3"
 
+terser-webpack-plugin@^4.2.3:
+  version "4.2.3"
+  resolved "https://registry.yarnpkg.com/terser-webpack-plugin/-/terser-webpack-plugin-4.2.3.tgz#28daef4a83bd17c1db0297070adc07fc8cfc6a9a"
+  integrity sha512-jTgXh40RnvOrLQNgIkwEKnQ8rmHjHK4u+6UBEi+W+FPmvb+uo+chJXntKe7/3lW5mNysgSWD60KyesnhW8D6MQ==
+  dependencies:
+    cacache "^15.0.5"
+    find-cache-dir "^3.3.1"
+    jest-worker "^26.5.0"
+    p-limit "^3.0.2"
+    schema-utils "^3.0.0"
+    serialize-javascript "^5.0.1"
+    source-map "^0.6.1"
+    terser "^5.3.4"
+    webpack-sources "^1.4.3"
+
 terser@5.4.0:
   version "5.4.0"
   resolved "https://registry.yarnpkg.com/terser/-/terser-5.4.0.tgz#9815c0839072d5c894e22c6fc508fbe9f5e7d7e8"
@@ -26533,7 +26493,7 @@ terser@5.4.0:
     source-map "~0.7.2"
     source-map-support "~0.5.19"
 
-terser@^4.1.2, terser@^4.6.12, terser@^4.6.3, terser@^4.8.0:
+terser@^4.1.2, terser@^4.6.3, terser@^4.8.0:
   version "4.8.0"
   resolved "https://registry.yarnpkg.com/terser/-/terser-4.8.0.tgz#63056343d7c70bb29f3af665865a46fe03a0df17"
   integrity sha512-EAPipTNeWsb/3wLPeup1tVPaXfIaU68xMnVdPafIL1TV05OhASArYyIfFvnvJCNrR2NIOvDVNNTFRa+Re2MWyw==
@@ -26542,7 +26502,7 @@ terser@^4.1.2, terser@^4.6.12, terser@^4.6.3, terser@^4.8.0:
     source-map "~0.6.1"
     source-map-support "~0.5.12"
 
-terser@^5.7.1:
+terser@^5.3.4, terser@^5.7.1:
   version "5.7.1"
   resolved "https://registry.yarnpkg.com/terser/-/terser-5.7.1.tgz#2dc7a61009b66bb638305cb2a824763b116bf784"
   integrity sha512-b3e+d5JbHAe/JSjwsC3Zn55wsBIM7AsHLjKxT31kGCldgbpFePaFo+PiddtO6uwRZWRw7sPXmAN8dTW61xmnSg==