rollup.config.mjs

// rollup.config.mjs
import peerDepsExternal from "rollup-plugin-peer-deps-external";
import resolve from "@rollup/plugin-node-resolve";
import commonjs from "@rollup/plugin-commonjs";
import babel from "@rollup/plugin-babel";
import typescript from "@rollup/plugin-typescript";
import pkg from "./package.json" assert { type: "json" };

export default {
  input: "src/index.ts",
  output: [
    {
      file: pkg.main,
      format: "cjs",
      sourcemap: true,
    },
    {
      file: pkg.module,
      format: "esm",
      sourcemap: true,
    },
  ],
  plugins: [
    peerDepsExternal(),
    resolve({
      extensions: [".mjs", ".js", ".jsx", ".json", ".ts", ".tsx"],
    }),
    commonjs(),
    typescript({
      tsconfig: "./tsconfig.json",
      declaration: true,
      declarationDir: "./dist/types",
    }),
    babel({
      babelHelpers: "bundled",
      exclude: "node_modules/**",
      extensions: [".js", ".jsx", ".ts", ".tsx"],
    }),
  ],
  external: Object.keys(pkg.peerDependencies || {}),
};