umi-library/lib/getBabelConfig.js

Library toolkit based on rollup and docz.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = _default;

function _default(opts) {
  const target = opts.target,
        typescript = opts.typescript,
        type = opts.type,
        runtimeHelpers = opts.runtimeHelpers;
  const isBrowser = target === 'browser';
  const targets = isBrowser ? {
    browsers: ['last 2 versions', 'IE 10']
  } : {
    node: 6
  };
  return {
    presets: [...(typescript ? [require.resolve('@babel/preset-typescript')] : []), [require.resolve('@babel/preset-env'), {
      targets,
      modules: type === 'esm' ? false : 'auto'
    }], ...(isBrowser ? [require.resolve('@babel/preset-react')] : [])],
    plugins: [require.resolve('babel-plugin-react-require'), require.resolve('@babel/plugin-syntax-dynamic-import'), require.resolve('@babel/plugin-proposal-export-default-from'), require.resolve('@babel/plugin-proposal-export-namespace-from'), require.resolve('@babel/plugin-proposal-do-expressions'), [require.resolve('@babel/plugin-proposal-decorators'), {
      legacy: true
    }], [require.resolve('@babel/plugin-proposal-class-properties'), {
      loose: true
    }], ...(runtimeHelpers ? [[require.resolve('@babel/plugin-transform-runtime'), {
      useESModules: true
    }]] : [])]
  };
}