@putout/plugin-convert-for-each-to-for-of

@putout/plugin-convert-for-each-to-for-of

The forEach() method executes a provided function once for each array element.

The for...of statement creates a loop which invokes a custom iteration hook with statements to be executed for the value of each element of an array.

(c) MDN

🐊Putout plugin adds ability to convert forEach() to for...of. Complements @putout/plugin-convert-const-to-let.

Install

npm i @putout/plugin-convert-for-each-to-for-of -D

Rule

{
    "rules": {
        "convert-for-each-to-for-of": "on"
    }
}

❌ Example of incorrect code

Object.keys(json).forEach((name) => {
    manage(name, json[name]);
});

[].forEach.call(arguments, (item) => {
    console.log(item);
});

✅ Example of correct code

for (const name of Object.keys(json)) {
    manage(name, json[name]);
}

for (const name of arguments) {
    console.log(item);
}

License

MIT