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babel.config.js
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babel.config.js
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// The source code including full typescript support is available at:
// https://github.com/shakacode/react_on_rails_demo_ssr_hmr/blob/master/babel.config.js
module.exports = function (api) {
const defaultConfigFunc = require("shakapacker/package/babel/preset.js");
const resultConfig = defaultConfigFunc(api);
const isProductionEnv = api.env("production");
const changesOnDefault = {
presets: [
// "@babel/preset-env",
// { useBuiltIns: "usage", corejs: 3 },
// "@babel/preset-typescript",
[
"@babel/preset-react",
{
development: !isProductionEnv,
useBuiltIns: true,
},
],
].filter(Boolean),
plugins: [
process.env.WEBPACK_SERVE && "react-refresh/babel",
isProductionEnv && [
"babel-plugin-transform-react-remove-prop-types",
{
removeImport: true,
},
],
].filter(Boolean),
};
resultConfig.presets = [...resultConfig.presets, ...changesOnDefault.presets];
resultConfig.plugins = [...resultConfig.plugins, ...changesOnDefault.plugins];
return resultConfig;
};