rollup-plugin-lwc-bundle/lib/index.js

Generate a lightning web component JS bundle

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
Object.defineProperty(exports, "babelLwcPreprocessPlugin", {
  enumerable: true,
  get: function () {
    return _babelPluginTransformEvacuateFeatures.evacuateFeaturesPlugin;
  }
});
exports.default = exports.rollupLwcBundlePlugin = void 0;

var _path = _interopRequireDefault(require("path"));

var _pluginutils = require("@rollup/pluginutils");

var _core = require("@babel/core");

var _babelPluginTransformEvacuateFeatures = require("babel-plugin-transform-evacuate-features");

var _babelLwcBundle = _interopRequireDefault(require("./babel-lwc-bundle"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

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; }

/**
 *
 */
const rollupLwcBundlePlugin = function (options = {}) {
  const {
    include,
    exclude,
    babelOptions = {}
  } = options;
  const filter = (0, _pluginutils.createFilter)(include, exclude, {
    resolve: false
  });
  return {
    name: 'rollup-lwc-bundle-plugin',

    async renderChunk(inputCode, chunk) {
      if (!filter(chunk.fileName)) {
        return null;
      }

      const {
        code,
        map
      } = await (0, _core.transformAsync)(inputCode, _objectSpread({
        configFile: _path.default.resolve(__dirname, 'lwc-bundle.babel.config.js'),
        filename: chunk.fileName
      }, babelOptions, {
        plugins: [_babelLwcBundle.default, ...(babelOptions.plugins || [])],
        inputSourceMap: chunk.map || false,
        minified: true
      }));
      return {
        code,
        map
      };
    }

  };
};

exports.rollupLwcBundlePlugin = rollupLwcBundlePlugin;
var _default = rollupLwcBundlePlugin;
exports.default = _default;