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@@ -1,9 +1,23 @@
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const merge = require('webpack-merge')
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const common = require('./webpack.common.js')
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+const TerserPlugin = require('terser-webpack-plugin');
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module.exports = common.map(
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config => merge(config, {
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mode: 'production',
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devtool: '#source-map',
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+ // This is required to keep IE11 compatibility (see #21316)
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+ optimization: {
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+ minimize: true,
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+ minimizer: [
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+ new TerserPlugin({
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+ terserOptions: {
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+ output: {
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+ keep_quoted_props: true,
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+ },
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+ },
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+ }),
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+ ],
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+ },
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})
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)
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