rollup-preset-esnext/lib/rollup-preset-7-esnext.js

ES.Next transpile preset for Rollup by Harald Rudell

import presetEsNext from 'babel-preset-7-esnext';
import { eslint } from 'rollup-plugin-eslint';
import resolve from 'rollup-plugin-node-resolve';
import babel from 'rollup-plugin-babel';
import json from 'rollup-plugin-json';
import commonjs from 'rollup-plugin-commonjs';

function _defineProperty(obj, key, value) {
  if (key in obj) {
    Object.defineProperty(obj, key, {
      value: value,
      enumerable: true,
      configurable: true,
      writable: true
    });
  } else {
    obj[key] = value;
  }

  return obj;
}

function _objectSpread(target) {
  for (var i = 1; i < arguments.length; i++) {
    var source = arguments[i] != null ? arguments[i] : {};
    var ownKeys = Object.keys(source);

    if (typeof Object.getOwnPropertySymbols === 'function') {
      ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) {
        return Object.getOwnPropertyDescriptor(source, sym).enumerable;
      }));
    }

    ownKeys.forEach(function (key) {
      _defineProperty(target, key, source[key]);
    });
  }

  return target;
}

const eslintPath = require.resolve('eslint');

var rollupPresetEsNext = (options => {
  options = _objectSpread({}, options);
  const jail = options.jail !== undefined ? options.jail : process.cwd();
  if (options.env == null) options.env = {
    targets: {
      node: '8.5'
    }
  };
  const compact = options.compact != null ? options.compact : false;
  return [eslint({
    include: ['**/*.js', '**/*.mjs'],
    exclude: 'node_modules/**',
    eslintPath,
    ignore: false
  }), resolve({
    extensions: ['.mjs', '.js', '.json'],
    customResolveOptions: {
      jail
    }
  }), json(), babel({
    babelrc: false,
    configFile: false,
    include: ['**/*.js', '**/*.mjs'],
    exclude: 'node_modules/**',
    presets: [[presetEsNext, options]],
    runtimeHelpers: true,
    compact
  }), commonjs()];
});

/*
© 2017-present Harald Rudell <harald.rudell@gmail.com> (http://www.haraldrudell.com)
This source code is licensed under the ISC-style license found in the LICENSE file in the root directory of this source tree.
*/

export default rollupPresetEsNext;