mjs-mcli_yd/scripts/rollup.config.base.js

import alias from "rollup-plugin-alias";
import resolve from "rollup-plugin-node-resolve";
import commonjs from "rollup-plugin-commonjs";
import babel from "rollup-plugin-babel";
import replace from "rollup-plugin-replace";
import json from "rollup-plugin-json";
import postcss from "rollup-plugin-postcss";

export default {
  input: "src/main.js",
  plugins: [
    alias({
      resolve: [".js"],
    }),
    replace({
      "process.env.NODE_ENV": JSON.stringify(
        process.env.NODE_ENV || "development"
      ),
    }),
    postcss({
      extensions: [".css"],
    }),
    //  NOTE: ****** 2020.5.7 兼容 axios, 否则报错 process 未定义 ******
    resolve({
      jsnext: true,
      preferBuiltins: true,
      browser: true,
    }),
    commonjs({
      // non-CommonJS modules will be ignored, but you can also
      // specifically include/exclude files
      include: "node_modules/**",
    }),
    babel({
      runtimeHelpers: true,
      exclude: "node_modules/**", // only transpile our source code
    }),
    json({
      // All JSON files will be parsed by default,
      // but you can also specifically include/exclude files
      include: "node_modules/**",
      exclude: ["node_modules/foo/**", "node_modules/bar/**"],
      // for tree-shaking, properties will be declared as
      // variables, using either `var` or `const`
      preferConst: true, // Default: false
      // specify indentation for the generated default export —
      // defaults to '\t'
      indent: "  ",
      // ignores indent and generates the smallest code
      compact: true, // Default: false
      // generate a named export for every property of the JSON object
      namedExports: true, // Default: true
    }),
  ],
};