feat(build): use __DEV__ to control development mode (#789)

* feat(build): use __DEV__ to control development mode * fix workflow * missing env in systemjs build
2025-12-08 19:45:52 +00:00 · 2022-02-10 08:45:43 +09:00 · 2022-02-10 08:45:43 +09:00 · 5b938fbbff
commit 5b938fbbff
parent e90e8bc7b6
8 changed files with 241 additions and 33 deletions
--- a/.github/workflows/test-multiple-builds.yml
+++ b/.github/workflows/test-multiple-builds.yml
@ -0,0 +1,57 @@
+name: Test Multiple Builds
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    types: [opened, synchronize]
+
+jobs:
+  test_matrix:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        build: [cjs, umd] # [cjs, esm, umd, system]
+        env: [development, production]
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: '12'
+          cache: yarn
+      - run: git fetch --depth=1 origin +refs/tags/*:refs/tags/*
+      - run: yarn install --frozen-lockfile --check-files
+      - run: yarn build
+      - name: Patch for DEV-ONLY
+        if: ${{ matrix.env == 'development' }}
+        run: |
+          sed -i~ "s/it[a-zA-Z]*('\[PRD-ONLY\]/it.skip('/" tests/*.tsx
+      - name: Patch for PRD-ONLY
+        if: ${{ matrix.env == 'production' }}
+        run: |
+          sed -i~ "s/it[a-zA-Z]*('\[DEV-ONLY\]/it.skip('/" tests/*.tsx
+      - name: Patch for CJS
+        if: ${{ matrix.build == 'cjs' }}
+        run: |
+          sed -i~ "s/<rootDir>\/src\(.*\)\.ts/<rootDir>\/dist\1.js/" package.json
+      - name: Patch for ESM
+        if: ${{ matrix.build == 'esm' }}
+        run: |
+          sed -i~ "s/<rootDir>\/src\(.*\)\.ts/<rootDir>\/dist\/esm\1.js" package.json
+          sed -i~ "1s/^/import.meta.env=import.meta.env||{};import.meta.env.MODE='${NODE_ENV}';/" tests/*.tsx
+        env:
+          NODE_ENV: ${{ matrix.env }}
+      - name: Patch for UMD/SystemJS
+        if: ${{ matrix.build == 'umd' || matrix.build == 'system' }}
+        run: |
+          sed -i~ "s/<rootDir>\/src\(.*\)\.ts/<rootDir>\/dist\/${BUILD}\1.${NODE_ENV}.js/" package.json
+        env:
+          BUILD: ${{ matrix.build }}
+          NODE_ENV: ${{ matrix.env }}
+      - name: Test ${{ matrix.build }} ${{ matrix.env }}
+        run: |
+          cat package.json
+          yarn test:ci
+        env:
+          NODE_ENV: ${{ matrix.env }}
--- a/package.json
+++ b/package.json
@ -44,7 +44,7 @@
  "sideEffects": false,
  "scripts": {
    "prebuild": "shx rm -rf dist",
-    "build": "concurrently 'yarn:build:*'",
+    "build": "concurrently -m 8 'yarn:build:*'",
    "build:base": "rollup -c",
    "build:vanilla": "rollup -c --config-vanilla",
    "build:middleware": "rollup -c --config-middleware",
@ -106,6 +106,9 @@
        "@swc/jest"
      ]
    },
+    "globals": {
+      "__DEV__": true
+    },
    "moduleNameMapper": {
      "^zustand$": "<rootDir>/src/index.ts",
      "^zustand/(.*)$": "<rootDir>/src/$1.ts"
@ -136,6 +139,7 @@
    "@babel/preset-env": "^7.16.5",
    "@rollup/plugin-babel": "^5.3.0",
    "@rollup/plugin-node-resolve": "^13.1.1",
+    "@rollup/plugin-replace": "^3.0.1",
    "@rollup/plugin-typescript": "^8.3.0",
    "@swc/core": "^1.2.122",
    "@swc/jest": "^0.2.15",
@ -165,6 +169,7 @@
    "react-dom": "^17.0.2",
    "rollup": "^2.62.0",
    "rollup-plugin-esbuild": "^4.7.2",
+    "rollup-plugin-terser": "^7.0.2",
    "shx": "^0.3.3",
    "typescript": "^4.5.4"
  },
--- a/rollup.config.js
+++ b/rollup.config.js
@ -1,8 +1,10 @@
 import path from 'path'
 import babelPlugin from '@rollup/plugin-babel'
 import resolve from '@rollup/plugin-node-resolve'
+import replace from '@rollup/plugin-replace'
 import typescript from '@rollup/plugin-typescript'
 import esbuild from 'rollup-plugin-esbuild'
+import { terser } from 'rollup-plugin-terser'
 const createBabelConfig = require('./babel.config')

 const extensions = ['.js', '.ts', '.tsx']
@ -21,9 +23,9 @@ function getBabelOptions(targets) {
  }
 }

-function getEsbuild(target) {
+function getEsbuild(target, env = 'development') {
  return esbuild({
-    minify: false,
+    minify: env === 'production',
    target,
    tsconfig: path.resolve('./tsconfig.json'),
  })
@ -54,49 +56,79 @@ function createESMConfig(input, output) {
      { file: `${output}.mjs`, format: 'esm' },
    ],
    external,
-    plugins: [resolve({ extensions }), getEsbuild('node12')],
+    plugins: [
+      resolve({ extensions }),
+      replace({
+        __DEV__: '(import.meta.env&&import.meta.env.MODE)!=="production"',
+        preventAssignment: true,
+      }),
+      getEsbuild('node12'),
+    ],
  }
 }

 function createCommonJSConfig(input, output) {
  return {
    input,
-    output: { file: output, format: 'cjs', exports: 'named' },
+    output: { file: `${output}.js`, format: 'cjs', exports: 'named' },
    external,
    plugins: [
      resolve({ extensions }),
+      replace({
+        __DEV__: 'process.env.NODE_ENV!=="production"',
+        preventAssignment: true,
+      }),
      babelPlugin(getBabelOptions({ ie: 11 })),
    ],
  }
 }

-function createUMDConfig(input, output) {
+function createUMDConfig(input, output, env) {
+  const c = output.split('/').pop()
  return {
    input,
    output: {
-      file: output,
+      file: `${output}.${env}.js`,
      format: 'umd',
      exports: 'named',
-      name: 'zustand',
+      name:
+        c === 'index'
+          ? 'zustand'
+          : `zustand${c.slice(0, 1).toUpperCase()}${c.slice(1)}`,
+      globals: {
+        react: 'React',
+      },
    },
    external,
    plugins: [
      resolve({ extensions }),
+      replace({
+        __DEV__: env !== 'production' ? 'true' : 'false',
+        preventAssignment: true,
+      }),
      babelPlugin(getBabelOptions({ ie: 11 })),
+      ...(env === 'production' ? [terser()] : []),
    ],
  }
 }

-function createSystemConfig(input, output) {
+function createSystemConfig(input, output, env) {
  return {
    input,
    output: {
-      file: output,
+      file: `${output}.${env}.js`,
      format: 'system',
      exports: 'named',
    },
    external,
-    plugins: [resolve({ extensions }), getEsbuild('node12')],
+    plugins: [
+      resolve({ extensions }),
+      replace({
+        __DEV__: env !== 'production' ? 'true' : 'false',
+        preventAssignment: true,
+      }),
+      getEsbuild('node12', env),
+    ],
  }
 }

@ -104,18 +136,16 @@ export default function (args) {
  let c = Object.keys(args).find((key) => key.startsWith('config-'))
  if (c) {
    c = c.slice('config-'.length).replace(/_/g, '/')
-    return [
-      createCommonJSConfig(`src/${c}.ts`, `dist/${c}.js`),
-      createESMConfig(`src/${c}.ts`, `dist/esm/${c}`),
-      createUMDConfig(`src/${c}.ts`, `dist/umd/${c}.js`),
-      createSystemConfig(`src/${c}.ts`, `dist/system/${c}.js`),
-    ]
+  } else {
+    c = 'index'
  }
  return [
-    createDeclarationConfig('src/index.ts', 'dist'),
-    createCommonJSConfig('src/index.ts', 'dist/index.js'),
-    createESMConfig('src/index.ts', 'dist/esm/index'),
-    createUMDConfig('src/index.ts', 'dist/umd/index.js'),
-    createSystemConfig('src/index.ts', 'dist/system/index.js'),
+    ...(c === 'index' ? [createDeclarationConfig(`src/${c}.ts`, 'dist')] : []),
+    createCommonJSConfig(`src/${c}.ts`, `dist/${c}`),
+    createESMConfig(`src/${c}.ts`, `dist/esm/${c}`),
+    createUMDConfig(`src/${c}.ts`, `dist/umd/${c}`, 'development'),
+    createUMDConfig(`src/${c}.ts`, `dist/umd/${c}`, 'production'),
+    createSystemConfig(`src/${c}.ts`, `dist/system/${c}`, 'development'),
+    createSystemConfig(`src/${c}.ts`, `dist/system/${c}`, 'production'),
  ]
 }
--- a/src/middleware/devtools.ts
+++ b/src/middleware/devtools.ts
@ -176,10 +176,7 @@ export function devtools<
    }

    if (!extensionConnector) {
-      if (
-        process.env.NODE_ENV === 'development' &&
-        typeof window !== 'undefined'
-      ) {
+      if (__DEV__ && typeof window !== 'undefined') {
        console.warn(
          '[zustand devtools middleware] Please install/enable Redux devtools extension'
        )
--- a/src/types.d.ts
+++ b/src/types.d.ts
@ -0,0 +1,2 @@
+// eslint-disable-next-line no-var
+declare var __DEV__: boolean
--- a/tests/devtools.test.tsx
+++ b/tests/devtools.test.tsx
@ -35,22 +35,25 @@ it('connects to the extension by passing the options and initializes', () => {
 })

 describe('If there is no extension installed...', () => {
+  let savedDEV: boolean
  beforeAll(() => {
+    savedDEV = __DEV__
    ;(window as any).__REDUX_DEVTOOLS_EXTENSION__ = undefined
  })
  afterAll(() => {
+    __DEV__ = savedDEV
    ;(window as any).__REDUX_DEVTOOLS_EXTENSION__ = extensionConnector
  })

  it('does not throw', () => {
+    __DEV__ = false
    expect(() => {
      create(devtools(() => ({ count: 0 })))
    }).not.toThrow()
  })

-  it('warns in dev env', () => {
-    const originalNodeEnv = process.env.NODE_ENV
-    process.env.NODE_ENV = 'development'
+  it('[DEV-ONLY] warns in dev env', () => {
+    __DEV__ = true
    const originalConsoleWarn = console.warn
    console.warn = jest.fn()

@ -59,11 +62,11 @@ describe('If there is no extension installed...', () => {
      '[zustand devtools middleware] Please install/enable Redux devtools extension'
    )

-    process.env.NODE_ENV = originalNodeEnv
    console.warn = originalConsoleWarn
  })

-  it('does not warn if not in dev env', () => {
+  it('[PRD-ONLY] does not warn if not in dev env', () => {
+    __DEV__ = false
    const consoleWarn = jest.spyOn(console, 'warn')

    create(devtools(() => ({ count: 0 })))
--- a/tests/middlewareTypes.test.tsx
+++ b/tests/middlewareTypes.test.tsx
@ -71,6 +71,14 @@ describe('counter state spec (no middleware)', () => {
 })

 describe('counter state spec (single middleware)', () => {
+  let savedDEV: boolean
+  beforeEach(() => {
+    savedDEV = __DEV__
+  })
+  afterEach(() => {
+    __DEV__ = savedDEV
+  })
+
  it('immer', () => {
    const useStore = create<CounterState>(
      immer((set, get) => ({
@ -118,6 +126,7 @@ describe('counter state spec (single middleware)', () => {
  })

  it('devtools', () => {
+    __DEV__ = false
    const useStore = create<
      CounterState,
      SetState<CounterState>,
@ -243,7 +252,16 @@ describe('counter state spec (single middleware)', () => {
 })

 describe('counter state spec (double middleware)', () => {
+  let savedDEV: boolean
+  beforeEach(() => {
+    savedDEV = __DEV__
+  })
+  afterEach(() => {
+    __DEV__ = savedDEV
+  })
+
  it('devtools & immer', () => {
+    __DEV__ = false
    const useStore = create<
      CounterState,
      SetState<CounterState>,
@ -275,6 +293,7 @@ describe('counter state spec (double middleware)', () => {
  })

  it('devtools & redux', () => {
+    __DEV__ = false
    const useStore = create(
      devtools(
        redux<{ count: number }, { type: 'INC' }>(
@ -303,6 +322,7 @@ describe('counter state spec (double middleware)', () => {
  })

  it('devtools & combine', () => {
+    __DEV__ = false
    const useStore = create(
      devtools(
        combine({ count: 1 }, (set, get) => ({
@ -349,6 +369,7 @@ describe('counter state spec (double middleware)', () => {
  })

  it('devtools & subscribeWithSelector', () => {
+    __DEV__ = false
    const useStore = create<
      CounterState,
      SetState<CounterState>,
@ -382,6 +403,7 @@ describe('counter state spec (double middleware)', () => {
  })

  it('devtools & persist', () => {
+    __DEV__ = false
    const useStore = create<
      CounterState,
      SetState<CounterState>,
@ -415,7 +437,16 @@ describe('counter state spec (double middleware)', () => {
 })

 describe('counter state spec (triple middleware)', () => {
+  let savedDEV: boolean
+  beforeEach(() => {
+    savedDEV = __DEV__
+  })
+  afterEach(() => {
+    __DEV__ = savedDEV
+  })
+
  it('devtools & persist & immer', () => {
+    __DEV__ = false
    const useStore = create<
      CounterState,
      SetState<CounterState>,
@ -451,6 +482,7 @@ describe('counter state spec (triple middleware)', () => {
  })

  it('devtools & subscribeWithSelector & combine', () => {
+    __DEV__ = false
    const useStore = create(
      devtools(
        subscribeWithSelector(
@ -479,6 +511,7 @@ describe('counter state spec (triple middleware)', () => {
  })

  it('devtools & subscribeWithSelector & persist', () => {
+    __DEV__ = false
    const useStore = create<
      CounterState,
      SetState<CounterState>,
@ -520,7 +553,16 @@ describe('counter state spec (triple middleware)', () => {
 })

 describe('counter state spec (quadruple middleware)', () => {
+  let savedDEV: boolean
+  beforeEach(() => {
+    savedDEV = __DEV__
+  })
+  afterEach(() => {
+    __DEV__ = savedDEV
+  })
+
  it('devtools & subscribeWithSelector & persist & immer (#616)', () => {
+    __DEV__ = false
    const useStore = create<
      CounterState,
      SetState<CounterState>,
--- a/yarn.lock
+++ b/yarn.lock
@ -1233,6 +1233,14 @@
    is-module "^1.0.0"
    resolve "^1.19.0"

+"@rollup/plugin-replace@^3.0.1":
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/@rollup/plugin-replace/-/plugin-replace-3.0.1.tgz#f774550f482091719e52e9f14f67ffc0046a883d"
+  integrity sha512-989J5oRzf3mm0pO/0djTijdfEh9U3n63BIXN5X7T4U9BP+fN4oxQ6DvDuBvFaHA6scaHQRclqmKQEkBhB7k7Hg==
+  dependencies:
+    "@rollup/pluginutils" "^3.1.0"
+    magic-string "^0.25.7"
+
 "@rollup/plugin-typescript@^8.3.0":
  version "8.3.0"
  resolved "https://registry.yarnpkg.com/@rollup/plugin-typescript/-/plugin-typescript-8.3.0.tgz#bc1077fa5897b980fc27e376c4e377882c63e68b"
@ -2064,6 +2072,11 @@ combined-stream@^1.0.8:
  dependencies:
    delayed-stream "~1.0.0"

+commander@^2.20.0:
+  version "2.20.3"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
+  integrity sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==
+
 commander@^8.3.0:
  version "8.3.0"
  resolved "https://registry.yarnpkg.com/commander/-/commander-8.3.0.tgz#4837ea1b2da67b9c616a67afbb0fafee567bca66"
@ -3637,6 +3650,15 @@ jest-watcher@^27.4.2:
    jest-util "^27.4.2"
    string-length "^4.0.1"

+jest-worker@^26.2.1:
+  version "26.6.2"
+  resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-26.6.2.tgz#7f72cbc4d643c365e27b9fd775f9d0eaa9c7a8ed"
+  integrity sha512-KWYVV1c4i+jbMpaBC+U++4Va0cp8OisU185o73T1vo99hqi7w8tSJfUXYswwqqrjzwxa6KpRK54WhPvwf5w6PQ==
+  dependencies:
+    "@types/node" "*"
+    merge-stream "^2.0.0"
+    supports-color "^7.0.0"
+
 jest-worker@^27.4.5:
  version "27.4.5"
  resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-27.4.5.tgz#d696e3e46ae0f24cff3fa7195ffba22889262242"
@ -3888,6 +3910,13 @@ lz-string@^1.4.4:
  resolved "https://registry.yarnpkg.com/lz-string/-/lz-string-1.4.4.tgz#c0d8eaf36059f705796e1e344811cf4c498d3a26"
  integrity sha1-wNjq82BZ9wV5bh40SBHPTEmNOiY=

+magic-string@^0.25.7:
+  version "0.25.7"
+  resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.25.7.tgz#3f497d6fd34c669c6798dcb821f2ef31f5445051"
+  integrity sha512-4CrMT5DOHTDk4HYDlzmwu4FVCcIYI8gauveasrdCu2IKIFOJ3f0v/8MDGJCDL9oD2ppz/Av1b0Nj345H9M+XIA==
+  dependencies:
+    sourcemap-codec "^1.4.4"
+
 make-dir@^3.0.0:
  version "3.1.0"
  resolved "https://registry.yarnpkg.com/make-dir/-/make-dir-3.1.0.tgz#415e967046b3a7f1d185277d84aa58203726a13f"
@ -4279,6 +4308,13 @@ queue-microtask@^1.2.2:
  resolved "https://registry.yarnpkg.com/queue-microtask/-/queue-microtask-1.2.3.tgz#4929228bbc724dfac43e0efb058caf7b6cfb6243"
  integrity sha512-NuaNSa6flKT5JaSYQzJok04JzTL1CA6aGhv5rfLW3PgqA+M2ChpZQnAC8h8i4ZFkBS8X5RqkDBHA7r4hej3K9A==

+randombytes@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/randombytes/-/randombytes-2.1.0.tgz#df6f84372f0270dc65cdf6291349ab7a473d4f2a"
+  integrity sha512-vYl3iOX+4CKUWuxGi9Ukhie6fsqXqS9FE2Zaic4tNFD2N2QQaXOMFbuKK4QmDHC0JO6B1Zp41J0LpT0oR68amQ==
+  dependencies:
+    safe-buffer "^5.1.0"
+
 react-dom@^17.0.2:
  version "17.0.2"
  resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-17.0.2.tgz#ecffb6845e3ad8dbfcdc498f0d0a939736502c23"
@ -4451,6 +4487,16 @@ rollup-plugin-esbuild@^4.7.2:
    joycon "^3.0.1"
    jsonc-parser "^3.0.0"

+rollup-plugin-terser@^7.0.2:
+  version "7.0.2"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-terser/-/rollup-plugin-terser-7.0.2.tgz#e8fbba4869981b2dc35ae7e8a502d5c6c04d324d"
+  integrity sha512-w3iIaU4OxcF52UUXiZNsNeuXIMDvFrr+ZXK6bFZ0Q60qyVfq4uLptoS4bbq3paG3x216eQllFZX7zt6TIImguQ==
+  dependencies:
+    "@babel/code-frame" "^7.10.4"
+    jest-worker "^26.2.1"
+    serialize-javascript "^4.0.0"
+    terser "^5.0.0"
+
 rollup@^2.62.0:
  version "2.62.0"
  resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.62.0.tgz#9e640b419fc5b9e0241844f6d55258bd79986ecc"
@ -4479,6 +4525,11 @@ rxjs@^7.4.0:
  dependencies:
    tslib "~2.1.0"

+safe-buffer@^5.1.0:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
+  integrity sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==
+
 safe-buffer@~5.1.1:
  version "5.1.2"
  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
@ -4521,6 +4572,13 @@ semver@^7.2.1, semver@^7.3.2, semver@^7.3.5:
  dependencies:
    lru-cache "^6.0.0"

+serialize-javascript@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/serialize-javascript/-/serialize-javascript-4.0.0.tgz#b525e1238489a5ecfc42afacc3fe99e666f4b1aa"
+  integrity sha512-GaNA54380uFefWghODBWEGisLZFj00nS5ACs6yHa9nLqlLpVLO8ChDGeKRjZnV4Nh4n0Qi7nhYZD/9fCPzEqkw==
+  dependencies:
+    randombytes "^2.1.0"
+
 shebang-command@^2.0.0:
  version "2.0.0"
  resolved "https://registry.yarnpkg.com/shebang-command/-/shebang-command-2.0.0.tgz#ccd0af4f8835fbdc265b82461aaf0c36663f34ea"
@ -4600,7 +4658,7 @@ slice-ansi@^5.0.0:
    ansi-styles "^6.0.0"
    is-fullwidth-code-point "^4.0.0"

-source-map-support@^0.5.6:
+source-map-support@^0.5.6, source-map-support@~0.5.20:
  version "0.5.21"
  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.21.tgz#04fe7c7f9e1ed2d662233c28cb2b35b9f63f6e4f"
  integrity sha512-uBHU3L3czsIyYXKX88fdrGovxdSCoTGDRZ6SYXtSRxLZUzHg5P/66Ht6uoUlHu9EZod+inXhKo3qQgwXUT/y1w==
@ -4618,11 +4676,16 @@ source-map@^0.6.0, source-map@^0.6.1, source-map@~0.6.1:
  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
  integrity sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==

-source-map@^0.7.3:
+source-map@^0.7.3, source-map@~0.7.2:
  version "0.7.3"
  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.7.3.tgz#5302f8169031735226544092e64981f751750383"
  integrity sha512-CkCj6giN3S+n9qrYiBTX5gystlENnRW5jZeNLHpe6aue+SrHcG5VYwujhW9s4dY31mEGsxBDrHR6oI69fTXsaQ==

+sourcemap-codec@^1.4.4:
+  version "1.4.8"
+  resolved "https://registry.yarnpkg.com/sourcemap-codec/-/sourcemap-codec-1.4.8.tgz#ea804bd94857402e6992d05a38ef1ae35a9ab4c4"
+  integrity sha512-9NykojV5Uih4lgo5So5dtw+f0JgJX30KCNI8gwhz2J9A15wD0Ml6tjHKwf6fTSa6fAdVBdZeNOs9eJ71qCk8vA==
+
 spawn-command@^0.0.2-1:
  version "0.0.2-1"
  resolved "https://registry.yarnpkg.com/spawn-command/-/spawn-command-0.0.2-1.tgz#62f5e9466981c1b796dc5929937e11c9c6921bd0"
@ -4782,6 +4845,15 @@ terminal-link@^2.0.0:
    ansi-escapes "^4.2.1"
    supports-hyperlinks "^2.0.0"

+terser@^5.0.0:
+  version "5.10.0"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-5.10.0.tgz#b86390809c0389105eb0a0b62397563096ddafcc"
+  integrity sha512-AMmF99DMfEDiRJfxfY5jj5wNH/bYO09cniSqhfoyxc8sFoYIgkJy86G04UoZU5VjlpnplVu0K6Tx6E9b5+DlHA==
+  dependencies:
+    commander "^2.20.0"
+    source-map "~0.7.2"
+    source-map-support "~0.5.20"
+
 test-exclude@^6.0.0:
  version "6.0.0"
  resolved "https://registry.yarnpkg.com/test-exclude/-/test-exclude-6.0.0.tgz#04a8698661d805ea6fa293b6cb9e63ac044ef15e"