@googlemaps/map-loader/rollup.config.js

Automatic initialization and loading of the Maps JS API base map into the DOM

/**
 * Copyright 2020 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import { terser } from "rollup-plugin-terser";
import typescript from "rollup-plugin-typescript2";
import commonjs from "@rollup/plugin-commonjs";
import babel from "@rollup/plugin-babel";
import resolve from "@rollup/plugin-node-resolve";

const babelOptions = {
  extensions: [".js", ".ts"]
};

const terserOptions = { output: { comments: "" } };

export default [
  {
    input: "src/index.ts",
    plugins: [
      typescript(),
      resolve(),
      commonjs(),
      babel(babelOptions),
      terser(terserOptions)
    ],
    output: {
      file: "dist/map-loader.umd.js",
      format: "umd",
      name: "google.maps.plugins.map-loader",
      sourcemap: true
    }
  },
  {
    input: "src/index.ts",
    plugins: [
      typescript(),
      resolve(),
      commonjs(),
      babel(babelOptions),
      terser(terserOptions)
    ],
    output: {
      file: "dist/map-loader.min.js",
      format: "iife",
      name: "google.maps.plugins.map-loader"
    }
  },
  {
    input: "src/index.ts",
    plugins: [
      typescript(),
      commonjs(),
      babel(babelOptions)
    ],
    output: {
      file: "dist/map-loader.dev.js",
      format: "iife",
      name: "google.maps.plugins.map-loader"
    }
  },
  {
    input: "src/index.ts",
    plugins: [typescript()],
    output: {
      file: "dist/map-loader.esm.js",
      format: "esm",
      sourcemap: true
    }
  }
];