rollup.config.js

import clear from 'rollup-plugin-clear'
import screeps from 'rollup-plugin-screeps'
import copy from 'rollup-plugin-copy'
import resolve from '@rollup/plugin-node-resolve'
import commonjs from '@rollup/plugin-commonjs'

let config
// 根据指定的目标获取对应的配置项
if (!process.env.DEST) {
  console.log("未指定目标, 代码将被编译但不会上传")
} else if (!(config = require("./.secret.json")[process.env.DEST])) {
  throw new Error("无效目标，请检查 secret.json 中是否包含对应配置")
}

// 根据指定的配置决定是上传还是复制到文件夹
const pluginDeploy = config && config.copyPath ? // 复制到指定路径
                     copy({
                            targets: [{
                              src: 'dist/main.js', dest: config.copyPath
                            }, {
                              src: 'dist/main.js.map',
                              dest: config.copyPath,
                              rename: name => name + '.map.js',
                              transform: contents => `module.exports = ${contents.toString()};`
                            }], hook: 'writeBundle', verbose: true
                          }) : // 更新 .map 到 .map.js 并上传
                     screeps({config, dryRun: !config})

export default {
  input: 'src/main.js', output: {
    file: 'dist/main.js', format: 'cjs', sourcemap: true
  }, plugins: [// 清除上次编译成果
    clear({targets: ["dist"]}), // 执行上传或者复制
    // 打包依赖
    resolve(),
    // 模块化依赖
    commonjs(),
    pluginDeploy]
};