@putout/plugin-parens [![NPM version][NPMIMGURL]][NPMURL]

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

🐊Putout plugin adds ability to add missing parens. Check out in 🐊Putout Editor.

Install

``
npm i @putout/plugin-parens
`

Rules

- ✅ add-missing-for-await;
- ✅ add-missing-for-template;
- ✅ add-missing-for-assign;
- ✅ remove-useless-for-await;
- ✅ remove-useless-for-params;

Config

Short:

`json
{
"rules": {
"parens/add-missing": "on",
"parens/remove-useless": "on"
}
}
`

Full:

`json
{
"rules": {
"parens/add-missing-for-await": "on",
"parens/add-missing-for-template": "on",
"parens/add-missing-for-assign": "on",
"parens/remove-useless-for-await": "on",
"parens/remove-useless-for-params": "on"
}
}
`

add-missing-for-assign

> The JavaScript exception "invalid assignment left-hand side" occurs when there was an unexpected assignment somewhere. It may be triggered when a single = sign was used instead of == or ===.
>
> (c) MDN

To disable use:

`json
{
"rules": {
"parens/add-missing-for-assign": "off"
}
}
`

`diff
-a && b = a;
+a && (b = a);
`

add-missing-for-await

$3

`ts
await asyncFn().filter(Boolean);
`

$3

`js
(await asyncFn()).filter(Boolean);
`

add-missing-for-template

> The JavaScript exception "tagged template cannot be used with optional chain" occurs when the tag expression of a tagged template literal is an optional chain, or if there's an optional chain between the tag and the template.
>
> (c) MDN

Checkout in 🐊Putout Editor.

`json
{
"rules": {
"parens/add-missing-for-template": "off"
}
}
`

$3

`
getConsoleLog?.();
String?.raw;
String?.raw!;
`

$3

`ts
(getConsoleLog?.());
(String?.raw);
(String?.raw)!;
`

remove-useless-for-await

Checkout in 🐊Putout Editor.

$3

`ts
const s = (await m());
`

$3

`ts
const s = await m();
`

remove-useless-for-params

> Uncaught SyntaxError: Invalid destructuring assignment target
>
> (c) Chrome

Checkout in 🐊Putout Editor.

$3

`
const a = ((b)) => c;

`

$3

`js
const a = (b) => c;
``

License

MIT