@putout/plugin-convert-to-arrow-function

An arrow function expression is a compact alternative to anonymous function.

(c) MDN

🐊Putout plugin convert anonymous to arrow function.

Install

npm i @putout/plugin-convert-to-arrow-function

Rule

{
    "rules": {
        "convert-to-arrow-function": "on"
    }
}

❌ Example of incorrect code

module.exports = function(a, b) {};

function x() {
    return function(a) {
        return b;
    };
}

call(function() {
    return 'world';
});

✅ Example of correct code

module.exports = (a, b) => {};

function x() {
    return (a) => {
        return b;
    };
}

call(() => {
    return 'world';
});

Comparison

Linter	Rule	Fix
🐊 Putout	convert-to-arrow-function	✅
⏣ ESLint	prefer-arrow-callback	✅

License

MIT