// ordering of super calls in derived constructors matters depending on other class contents

class Base {
    x: string;
}

class Derived extends Base {
    constructor(y: string) {
        var a = 1;
        super(); // ok
    }
}

class Derived2 extends Base {
    constructor(public y: string) {
        var a = 1;
        super(); // error
    }
}

class Derived3 extends Base {
    constructor(public y: string) {
        super(); // ok
        var a = 1;
    }
}

class Derived4 extends Base {
    a = 1;
    constructor(y: string) {
        var b = 2;
        super(); // error
    }
}

class Derived5 extends Base {
    a = 1;
    constructor(y: string) {
        super(); // ok
        var b = 2;
    }
}

class Derived6 extends Base {
    a: number;
    constructor(y: string) {
        this.a = 1;
        var b = 2;
        super(); // ok
    }
}

class Derived7 extends Base {
    a = 1;
    b: number;
    constructor(y: string) {
        this.a = 3;
        this.b = 3;
        super(); // error
    }
}

class Derived8 extends Base {
    a = 1;
    b: number;
    constructor(y: string) {
        super(); // ok
        this.a = 3;
        this.b = 3;        
    }
}

// generic cases of Derived7 and Derived8
class Base2<T> { x: T; }

class Derived9<T> extends Base2<T> {
    a = 1;
    b: number;
    constructor(y: string) {
        this.a = 3;
        this.b = 3;
        super(); // error
    }
}

class Derived10<T> extends Base2<T> {
    a = 1;
    b: number;
    constructor(y: string) {
        super(); // ok
        this.a = 3;
        this.b = 3;
    }
}