Repository: vitejs/vite
File: packages/vite/src/node/plugins/css.ts (TypeScript)

Code before:
> = {
  chrome: 'chrome',
  edge: 'edge',
  firefox: 'firefox',
  hermes: false,
  ie: 'ie',
  ios: 'ios_saf',
  node: false,
  opera: 'opera',
  rhino: false,
  safari: 'safari',
}

const esMap: Record<number, string[]> = {
  // https://caniuse.com/?search=es2015
  2015: ['chrome49', 'edge13', 'safari10', 'ios10', 'firefox44', 'opera36'],
  // https://caniuse.com/?search=es2016
  2016: ['chrome50', 'edge13', 'safari10', 'ios10', 'firefox43', 'opera37'],
  // https://caniuse.com/?search=es2017
  2017: ['chrome58', 'edge15', 'safari11', 'ios11', 'firefox52', 'opera45'],
  // https://caniuse.com/?search=es2018
  2018: ['chrome63', 'edge79', 'safari12', 'ios12', 'firefox58', 'opera50'],
  // https://caniuse.com/?search=es2019
  2019: ['chrome73', 'edge79', 'safari12.1', 'ios12.1', 'firefox64', 'opera60'],
  // https://caniuse.com/?search=es2020
  2020: ['chrome80', 'edge80', 'safari14.1', 'ios14.1', 'firefox80', 'opera67'],
  // https://caniuse.com/?search=es2021
  2021: ['chrome85', 'edge85', 'safari14.1', 'ios14.1', 'firefox80', 'opera71'],
  // https://caniuse.com/?search=es2022
  2022: ['chrome94', 'edge94', 'safari16.4', 'ios16.4', 'firefox93', 'opera80'],
  // https://caniuse.com/?search=es2023
  2023: [
    'chrome110',
    'edge110',
    'safari16.4',
    'ios16.4',
    'firefox146',
    'opera96',
  ],
  // https://caniuse.com/sr-es15
  2024: [
    'chrome119',
    'edge119',
    'safari17.4',
    'ios17.4',
    'firefox145',
    'opera105',
  ],
}

const esRE = /es(\d{4})/

Review comment (suggestion):
```suggestion
  2020: ['chrome80', 'edge80', 'safari14.1', 'ios14.5', 'firefox80', 'opera67'],
```

Code after:
> = {
  chrome: 'chrome',
  edge: 'edge',
  firefox: 'firefox',
  hermes: false,
  ie: 'ie',
  ios: 'ios_saf',
  node: false,
  opera: 'opera',
  rhino: false,
  safari: 'safari',
}

const esMap: Record<number, string[]> = {
  // https://caniuse.com/?search=es2015
  2015: ['chrome49', 'edge13', 'safari10', 'ios10', 'firefox44', 'opera36'],
  // https://caniuse.com/?search=es2016
  2016: ['chrome50', 'edge13', 'safari10', 'ios10', 'firefox43', 'opera37'],
  // https://caniuse.com/?search=es2017
  2017: ['chrome58', 'edge15', 'safari11', 'ios11', 'firefox52', 'opera45'],
  // https://caniuse.com/?search=es2018
  2018: ['chrome63', 'edge79', 'safari12', 'ios12', 'firefox58', 'opera50'],
  // https://caniuse.com/?search=es2019
  2019: ['chrome73', 'edge79', 'safari12.1', 'ios12.1', 'firefox64', 'opera60'],
  // https://caniuse.com/?search=es2020
  2020: ['chrome80', 'edge80', 'safari14.1', 'ios14.5', 'firefox80', 'opera67'],
  // https://caniuse.com/?search=es2021
  2021: ['chrome85', 'edge85', 'safari14.1', 'ios14.5', 'firefox80', 'opera71'],
  // https://caniuse.com/?search=es2022
  2022: ['chrome94', 'edge94', 'safari16.4', 'ios16.4', 'firefox93', 'opera80'],
  // https://caniuse.com/?search=es2023
  2023: [
    'chrome110',
    'edge110',
    'safari16.4',
    'ios16.4',
    'firefox146',
    'opera96',
  ],
  // https://caniuse.com/sr-es15
  2024: [
    'chrome119',
    'edge119',
    'safari17.4',
    'ios17.4',
    'firefox145',
    'opera105',
  ],
}

const esRE = /es(\d{4})/