@putout/plugin-convert-is-nan-to-number-is-nan

putout plugin adds ability to convert isNaN to more robust Number.isNaN.

Install

npm i @putout/plugin-convert-is-nan-to-number-is-nan -D

Rule

{
    "rules": {
        "convert-is-nan-to-number-is-nan": "on"
    }
}

❌ Incorrect code example

if (isNaN(x)) {
    return 'NaN';
}

✅ Correct code Example

if (Number.isNaN(x)) {
    return 'Number NaN';
}

License

MIT