@putout/plugin-convert-commonjs-to-esm

@putout/plugin-convert-commonjs-to-esm

ECMAScript modules are the official standard format to package JavaScript code for reuse. Modules are defined using a variety of import and export statements.

(c) nodejs.org

🐊Putout plugin adds ability to convert Commonjs to ESM.

Install

npm i @putout/plugin-convert-commonjs-to-esm -D

Rule

{
    "rules": {
        "convert-commonjs-to-esm/require": "on",
        "convert-commonjs-to-esm/exports": "on",
        "convert-commonjs-to-esm/commons": "on"
    }
}

require

❌ Example of incorrect code

const {join} = require('path');

const args = require('minimist')({
    string: ['a', 'b'],
});

✅ Example of correct code

import {join} from 'path';
import minimist from 'minimist';

const args = minimist({
    string: ['a', 'b'],
});

exports

❌ Example of incorrect code

module.exports = () => {
};

✅ Example of correct code

export default () => {
};

Commons

❌ Example of incorrect code

const {readFile} = require('fs/promises');

await readFile(__filename);

✅ Example of correct code

import {readFile} from 'fs/promises';
import {fileURLToPath} from 'url';

const __filename = fileURLToPath(import.meta.url);
await readFile(__filename);

License

MIT