@putout/plugin-remove-useless-delete [![NPM version][NPMIMGURL]][NPMURL]

[NPMIMGURL]: https://img.shields.io/npm/v/@putout/plugin-remove-useless-assign.svg?style=flat&longCache=true
[NPMURL]: https://npmjs.org/package/@putout/plugin-remove-useless-assign "npm"

> The delete operator removes a property from an object. If the property's value is an object and there are no more references to the object, the object held by that property is eventually released automatically.
>
> (c) MDN

🐊Putout plugin adds ability to remove useless delete.
Check it out in 🐊Putout Editor.

Fixes syntax error:

> SyntaxError: Delete of an unqualified identifier in strict mode.
>
> (c) MDN

Install

``
npm i @putout/plugin-remove-useless-delete
`

Rule

`json
{
"rules": {
"remove-useless-assign": "on"
}
}
`

❌ Example of incorrect code

`js
delete x;
delete x.x;
delete x[1];
`

✅ Example of correct code

`js
delete x.x;
delete x[1];
`

Comparison

Linter | Rule | Fix
--------|-------|------------|
🐊 Putout | remove-useless-delete | ✅
⏣ ESLint | no-delete-var | ❌
🦕 Deno | no-delete-var` | ❌

License

MIT