src/content/docs/linter/rules/no-useless-this-alias.mdx
import { Tabs, TabItem } from '@astrojs/starlight/components';
<Tabs> <TabItem label="JavaScript (and super languages)" icon="seti:javascript"> ## Summary - Rule available since: `v1.0.0` - Diagnostic Category: [`lint/complexity/noUselessThisAlias`](/reference/diagnostics#diagnostic-category) - This rule is **recommended**, meaning it is enabled by default. - This rule has a [**safe**](/linter/#safe-fixes) fix. - The default severity of this rule is [**information**](/reference/diagnostics#information). - Sources: - Inspired from [`@typescript-eslint/no-this-alias`](https://typescript-eslint.io/rules/no-this-alias){
"linter": {
"rules": {
"complexity": {
"noUselessThisAlias": "error"
}
}
}
}
Disallow useless this aliasing.
Arrow functions inherits this from their enclosing scope;
this makes this aliasing useless in this situation.
class A {
method() {
const self = this;
return () => {
return self;
}
}
}
class A {
method() {
const self = this;
return function() {
this.g();
return self;
}
}
}