class A extends B{
    constructor() {
    }
}

class A extends B{
    constructor() {
        missing_super()
    }
}

class A  extends  null {
    constructor() {
        super()
    }
}

class A extends Object { constructor() { return a; } }

class A extends 'test' { constructor() { super(); } }

class A extends 100 { constructor() { super(); } }

class A extends (B = 5) { constructor() { super(); } }

class A extends (B && 5) { constructor() { super(); } }

class A extends (B &&= 5) { constructor() { super(); } }

class A extends (B += C) { constructor() { super(); } }

class A extends (B -= C) { constructor() { super(); } }

class A extends (B **= C) { constructor() { super(); } }

class A extends (B |= C) { constructor() { super(); } }

class A extends undefined { constructor() { super(); } }

module.exports = class A extends B {
    constructor() {
    }
}

export class A extends B {
    constructor() {
        missing_super();
    }
}

export default class A extends null {
    constructor() {
        super();
    }
}