Npm Esm First In Exports

1.0.0Last update Aug 9, 2024

Codemod verified

Regularly tested and maintained by our engineers and codemod expert community.

Sort package.json export order to prefer ESM over CJS

"exports": {
  ".": {
    "types": "./dist/index.d.ts",
    "require": "./dist/index.cjs", // <-- this would cause platforms to prefer CJS over ESM
    "import": "./dist/index.js"
  },
}

Example

Before

"exports": {
  ".": {
    "types": "./dist/index.d.ts",
    "require": "./dist/index.cjs",
    "import": "./dist/index.js"
  },
}

After

"exports": {
  ".": {
    "types": "./dist/index.d.ts",
    "import": "./dist/index.js",
    "require": "./dist/index.cjs"
  },
}

Sort package.json export order to prefer ESM over CJS

"exports": {
  ".": {
    "types": "./dist/index.d.ts",
    "require": "./dist/index.cjs", // <-- this would cause platforms to prefer CJS over ESM
    "import": "./dist/index.js"
  },
}

Example

Before

"exports": {
  ".": {
    "types": "./dist/index.d.ts",
    "require": "./dist/index.cjs",
    "import": "./dist/index.js"
  },
}

After

"exports": {
  ".": {
    "types": "./dist/index.d.ts",
    "import": "./dist/index.js",
    "require": "./dist/index.cjs"
  },
}

Build custom codemods

Use AI-powered codemod studio and automate undifferentiated tasks for yourself, colleagues or the community

Get Started Now