module.exports = (api, options) => {
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api.chainWebpack(webpackConfig => {
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if (process.env.NODE_ENV === 'production') {
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webpackConfig
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.mode('production')
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.devtool(options.productionSourceMap ? 'source-map' : false)
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// keep module.id stable when vendor modules does not change
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webpackConfig
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.plugin('hash-module-ids')
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.use(require('webpack/lib/HashedModuleIdsPlugin'), [{
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hashDigest: 'hex'
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}])
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// disable optimization during tests to speed things up
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if (process.env.VUE_CLI_TEST) {
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webpackConfig.optimization.minimize(false)
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}
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}
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})
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}
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