rollup.config.js

import resolve from "@rollup/plugin-node-resolve";
import typescript from "rollup-plugin-typescript2";
import commonjs from "@rollup/plugin-commonjs";
import peerDepsExternal from "rollup-plugin-peer-deps-external";
import { terser } from "rollup-plugin-terser";

const packageJson = require("./package.json");

export default {
  input: "src/index.ts",
  output: [
    {
      file: packageJson.main,
      format: "cjs",
      sourcemap: true,
    },
    {
      file: packageJson.module,
      format: "esm",
      sourcemap: true,
    },
  ],
  plugins: [
    peerDepsExternal(),
    resolve({
      extensions: [".mjs", ".js", ".jsx", ".ts", ".tsx"],
    }),
    commonjs(),
    terser(),
    typescript({
      tsconfig: "./tsconfig.json",
      tsconfigOverride: {
        compilerOptions: {
          declaration: true,
          declarationDir: "dist/types",
        },
        include: ["src/**/*"],
      },
      useTsconfigDeclarationDir: true,
      clean: true,
    }),
  ],
};