Rollup TS library

package.json

{
  "name": "package-name",
  "version": "0.9.0",
  "description": "",
  "main": "dist/index.cjs.js",
  "module": "dist/index.esm.js",
  "browser": "dist/index.umd.js",
  "types": "dist/index.d.ts",
  "dependencies": {
    "ms": "^2.1.3"
  },
  "devDependencies": {
    "@rollup/plugin-commonjs": "^24.0.1",
    "@rollup/plugin-json": "^6.0.0",
    "@rollup/plugin-node-resolve": "^15.0.1",
    "@rollup/plugin-typescript": "^11.0.0",
    "@types/ms": "^0.7.31",
    "rollup": "^2.79.1",
    "tslib": "^2.5.0"
  },
  "scripts": {
    "build": "rollup -c",
    "watch": "rollup -c -w"
  },
  "files": [
    "dist"
  ]
}

rollup.config.ts

// rollup.config.js

import { nodeResolve } from '@rollup/plugin-node-resolve';
import commonjs from '@rollup/plugin-commonjs';
import typescript from '@rollup/plugin-typescript';
import json from '@rollup/plugin-json';
import path from 'path';
import pkg from './package.json';

const ignoredWarnings = [
  ...[
    'node_modules/@auguryfinance/eternity-client-lib'
  ].map(ignoredPath => ({
    ignoredCode: 'CIRCULAR_DEPENDENCY',
    ignoredPath,
  }))
]

// https://github.com/rollup/rollup/issues/1089
const onwarn = (warning, rollupWarn) => {
  if (!ignoredWarnings.some(({ ignoredCode, ignoredPath }) => (
    warning.code === ignoredCode &&
    warning.importer?.startsWith(path.normalize(ignoredPath))))
  ) {
    rollupWarn(warning)
  }
}


// `npm run build` -> `production` is true
// `npm run dev` -> `production` is false
const production = !process.env.ROLLUP_WATCH;

/** @type {import('rollup').InputOptions} */
export default [
  // Browser
  {
    input: 'src/index.ts',
    output: {
      name: pkg.name, file: pkg.main, format: 'umd', sourcemap: true
    },
    plugins: [
      nodeResolve({ preferBuiltins: true }),
      commonjs(),
      json(),
      typescript(),
    ],
    // https://github.com/rollup/rollup/issues/1089
    onwarn,
  },
  // Node
  {
    input: 'src/index.ts',
    output: [
      { file: pkg.main, format: 'cjs', sourcemap: true },
      { file: pkg.module, format: 'es', sourcemap: true },
    ],
    plugins: [
      json(),
      typescript(),
    ],
    external: [
      'ms'
    ],
    onwarn,
  },
]

tsconfig.json

{
  "compilerOptions": {
    "strict": false,
    "moduleResolution": "node",
    "target": "ES2022",
    "module":"es2015",
    "lib": ["es2015", "es2016", "es2017", "dom"],
    "sourceMap": true,
    "declaration": true,
    "allowSyntheticDefaultImports": true,
    "experimentalDecorators": true,
    "emitDecoratorMetadata": true,
    "declarationDir": "dist/types",
    "outDir": "dist",
    "typeRoots": [
      "node_modules/@types"
    ]
  },
  "include": [
    "./src"
  ],
  "exclude": [
    "node_modules",
    "dist"
  ]
}