8000 remove babel-preset polyfill configure by Luncher · Pull Request #122 · qiniu/builder · GitHub
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remove babel-preset polyfill configure #122

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remove babel-preset polyfill configure #122

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11 changes: 0 additions & 11 deletions lib/webpack-config/addons/add-transform.js
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Original file line number Diff line number Diff line change
Expand Up @@ -53,18 +53,7 @@ const makeBabelLoaderOptions = (options, targets, { addPolyfill }) => {
const plugins = options.plugins || []

const babelPresetEnvName = '@babel/preset-env'
const presetPolyfillOptions = {
useBuiltIns: 'entry',
// corejs 选项在 @babel/preset-env 7.4.0 之后可用；
// 若 @babel/preset-env 版本 >= 7.4.0，则此处需要显式指定版本为 2
corejs: 2,
}
const defaultBabelPresetEnv = [babelPresetEnvName, {
...(
addPolyfill && buildEnv.get() === buildEnv.prod
? presetPolyfillOptions
: null
),
modules: false,
targets
}]
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