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babel.config.js
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babel.config.js
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const path = require('path');
const generateReleaseInfo = require('./packages/x-license-pro/generateReleaseInfo');
function resolveAliasPath(relativeToBabelConf) {
const resolvedPath = path.relative(process.cwd(), path.resolve(__dirname, relativeToBabelConf));
return `./${resolvedPath.replace('\\', '/')}`;
}
const defaultAlias = {
'@mui/x-data-grid': resolveAliasPath('./packages/grid/x-data-grid/src'),
'@mui/x-data-grid-generator': resolveAliasPath('./packages/grid/x-data-grid-generator/src'),
'@mui/x-data-grid-pro': resolveAliasPath('./packages/grid/x-data-grid-pro/src'),
'@mui/x-data-grid-premium': resolveAliasPath('./packages/grid/x-data-grid-premium/src'),
'@mui/x-license-pro': resolveAliasPath('./packages/x-license-pro/src'),
'@mui/x-date-pickers': resolveAliasPath('./packages/x-date-pickers/src'),
'@mui/x-date-pickers-pro': resolveAliasPath('./packages/x-date-pickers-pro/src'),
'@mui/markdown': '@mui/monorepo/packages/markdown',
'typescript-to-proptypes': '@mui/monorepo/packages/typescript-to-proptypes/src',
docs: resolveAliasPath('./node_modules/@mui/monorepo/docs'),
test: resolveAliasPath('./test'),
packages: resolveAliasPath('./packages'),
};
const productionPlugins = [
['babel-plugin-react-remove-properties', { properties: ['data-mui-test'] }],
];
module.exports = function getBabelConfig(api) {
const useESModules = api.env(['legacy', 'modern', 'stable', 'rollup']);
const presets = [
[
'@babel/preset-env',
{
bugfixes: true,
browserslistEnv: process.env.BABEL_ENV || process.env.NODE_ENV,
debug: process.env.MUI_BUILD_VERBOSE === 'true',
modules: useESModules ? false : 'commonjs',
shippedProposals: api.env('modern'),
},
],
[
'@babel/preset-react',
{
runtime: 'automatic',
},
],
'@babel/preset-typescript',
];
const plugins = [
'babel-plugin-optimize-clsx',
// Need the following 3 proposals for all targets in .browserslistrc.
// With our usage the transpiled loose mode is equivalent to spec mode.
['@babel/plugin-proposal-class-properties', { loose: true }],
['@babel/plugin-proposal-private-methods', { loose: true }],
['@babel/plugin-proposal-private-property-in-object', { loose: true }],
['@babel/plugin-proposal-object-rest-spread', { loose: true }],
[
'@babel/plugin-transform-runtime',
{
useESModules,
// any package needs to declare 7.4.4 as a runtime dependency. default is ^7.0.0
version: '^7.4.4',
},
],
[
'babel-plugin-transform-react-remove-prop-types',
{
mode: 'unsafe-wrap',
ignoreFilenames: ['DataGrid.tsx', 'DataGridPro.tsx'],
},
],
];
if (process.env.NODE_ENV === 'production') {
plugins.push(...productionPlugins);
if (process.env.BABEL_ENV) {
plugins.push([
'search-and-replace',
{
rules: [
{
search: '__RELEASE_INFO__',
replace: generateReleaseInfo(),
},
],
},
]);
}
}
if (process.env.NODE_ENV === 'test') {
plugins.push([
'babel-plugin-module-resolver',
{
alias: defaultAlias,
root: ['./'],
},
]);
}
return {
assumptions: {
noDocumentAll: true,
},
presets,
plugins,
ignore: [
// Fix a Windows issue.
/@babel[\\|/]runtime/,
// Fix const foo = /{{(.+?)}}/gs; crashing.
/prettier/,
],
env: {
coverage: {
plugins: [
'babel-plugin-istanbul',
[
'babel-plugin-module-resolver',
{
root: ['./'],
alias: defaultAlias,
},
],
],
},
development: {
plugins: [
[
'babel-plugin-module-resolver',
{
alias: defaultAlias,
root: ['./'],
},
],
],
},
legacy: {
plugins: [
// IE11 support
'@babel/plugin-transform-object-assign',
],
},
test: {
sourceMaps: 'both',
plugins: [
[
'babel-plugin-module-resolver',
{
root: ['./'],
alias: defaultAlias,
},
],
],
},
benchmark: {
plugins: [
...productionPlugins,
[
'babel-plugin-module-resolver',
{
alias: defaultAlias,
},
],
],
},
},
};
};