noInvalidConstructorSuper

JavaScript (and super languages)

Summary

Rule available since: v1.0.0
Diagnostic Category: lint/correctness/noInvalidConstructorSuper
This rule is recommended, which means is enabled by default.
This rule doesn’t have a fix.
The default severity of this rule is error.
Sources:
- Same as constructor-super

Description

Prevents the incorrect use of super() inside classes. It also checks whether a call super() is missing from classes that extends other constructors.

Examples

Invalid

1
class A {
2
    constructor() {
3
        super();
4
    }
5
}

code-block.js:3:9 lint/correctness/noInvalidConstructorSuper ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ✖ This class should not have a super() call. You should remove it.
  
    1 │ class A {
    2 │     constructor() {
  > 3 │         super();
      │         ^^^^^
    4 │     }
    5 │ }

1
class A extends undefined {
2
    constructor() {
3
        super();
4
    }
5
}

code-block.js:3:9 lint/correctness/noInvalidConstructorSuper ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ✖ This class calls super(), but the class extends from a non-constructor.
  
    1 │ class A extends undefined {
    2 │     constructor() {
  > 3 │         super();
      │         ^^^^^
    4 │     }
    5 │ }
  
  ℹ This is where the non-constructor is used.
  
  > 1 │ class A extends undefined {
      │                 ^^^^^^^^^
    2 │     constructor() {
    3 │         super();

Valid

1
export default class A extends B {
2
    constructor() {
3
        super();
4
    }
5
}

1
export class A {
2
    constructor() {}
3
}

How to configure

1
{
2
  "linter": {
3
    "rules": {
4
      "correctness": {
5
        "noInvalidConstructorSuper": "error"
6
      }
7
    }
8
  }
9
}

noInvalidConstructorSuper

Summary

Description

Examples

Invalid

Valid

How to configure

Related links