woocommerce/plugins/woocommerce-admin/bin/packages/get-babel-config.js

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/**
* External dependencies
*/
const { get, map } = require( 'lodash' );
const babel = require( '@babel/core' );
/**
* External dependencies
*/
const { options: babelDefaultConfig } = babel.loadPartialConfig( {
configFile: '@wordpress/babel-preset-default',
} );
const plugins = babelDefaultConfig.plugins;
const overrideOptions = ( target, targetName, options ) => {
if ( get( target, [ 'file', 'request' ] ) === targetName ) {
return [ targetName, Object.assign( {}, target.options, options ) ];
}
return target;
};
const babelConfigs = {
main: Object.assign( {}, babelDefaultConfig, {
plugins,
presets: [
[ '@babel/preset-typescript' ],
...map( babelDefaultConfig.presets, ( preset ) =>
overrideOptions( preset, '@babel/preset-env', {
modules: 'commonjs',
corejs: '3',
useBuiltIns: 'usage',
} )
),
],
} ),
module: Object.assign( {}, babelDefaultConfig, {
plugins: map( plugins, ( plugin ) =>
overrideOptions( plugin, '@babel/plugin-transform-runtime', {
useESModules: true,
} )
),
presets: [
[ '@babel/preset-typescript' ],
...map( babelDefaultConfig.presets, ( preset ) =>
overrideOptions( preset, '@babel/preset-env', {
modules: false,
corejs: '3',
useBuiltIns: 'usage',
} )
),
],
} ),
};
function getBabelConfig( environment ) {
return babelConfigs[ environment ];
}
module.exports = getBabelConfig;