src/content/docs/linter/rules/no-unreachable-super.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/correctness/noUnreachableSuper`](/reference/diagnostics#diagnostic-category) - This rule is **recommended**, meaning it is enabled by default. - This rule doesn't have a fix. - The default severity of this rule is [**error**](/reference/diagnostics#error). - Sources: - Same as [`no-this-before-super`](https://eslint.org/docs/latest/rules/no-this-before-super){
"linter": {
"rules": {
"correctness": {
"noUnreachableSuper": "error"
}
}
}
}
Ensures the super() constructor is called exactly once on every code path in a class constructor before this is accessed if the class has a superclass
class A extends B {
constructor() {}
}
class A extends B {
constructor(value) {
this.prop = value;
super();
}
}
class A extends B {
constructor(cond) {
if(cond) {
super();
}
}
}
export default class A extends B {
constructor() {
super();
}
}
export class A {
constructor() {}
}