tests/cases/conformance/classes/constructorDeclarations/superCalls/derivedClassParameterProperties.ts(47,9): error TS17009: 'super' must be called before accessing 'this' in the constructor of a derived class.
tests/cases/conformance/classes/constructorDeclarations/superCalls/derivedClassParameterProperties.ts(56,5): error TS2376: A 'super' call must be the first statement in the constructor to refer to 'super' or 'this' when a derived class contains initialized properties, parameter properties, or private identifiers.
tests/cases/conformance/classes/constructorDeclarations/superCalls/derivedClassParameterProperties.ts(57,9): error TS17009: 'super' must be called before accessing 'this' in the constructor of a derived class.
tests/cases/conformance/classes/constructorDeclarations/superCalls/derivedClassParameterProperties.ts(58,9): error TS17009: 'super' must be called before accessing 'this' in the constructor of a derived class.
tests/cases/conformance/classes/constructorDeclarations/superCalls/derivedClassParameterProperties.ts(79,5): error TS2376: A 'super' call must be the first statement in the constructor to refer to 'super' or 'this' when a derived class contains initialized properties, parameter properties, or private identifiers.
tests/cases/conformance/classes/constructorDeclarations/superCalls/derivedClassParameterProperties.ts(80,9): error TS17009: 'super' must be called before accessing 'this' in the constructor of a derived class.
tests/cases/conformance/classes/constructorDeclarations/superCalls/derivedClassParameterProperties.ts(81,9): error TS17009: 'super' must be called before accessing 'this' in the constructor of a derived class.


==== tests/cases/conformance/classes/constructorDeclarations/superCalls/derivedClassParameterProperties.ts (7 errors) ====
    // 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();
        }
    }
    
    class Derived2 extends Base {
        constructor(public y: string) {
            var a = 1;
            super();
        }
    }
    
    class Derived3 extends Base {
        constructor(public y: string) {
            super();
            var a = 1;
        }
    }
    
    class Derived4 extends Base {
        a = 1;
        constructor(y: string) {
            var b = 2;
            super();
        }
    }
    
    class Derived5 extends Base {
        a = 1;
        constructor(y: string) {
            super();
            var b = 2;
        }
    }
    
    class Derived6 extends Base {
        a: number;
        constructor(y: string) {
            this.a = 1;
            ~~~~
!!! error TS17009: 'super' must be called before accessing 'this' in the constructor of a derived class.
            var b = 2;
            super();
        }
    }
    
    class Derived7 extends Base {
        a = 1;
        b: number;
        constructor(y: string) {
        ~~~~~~~~~~~~~~~~~~~~~~~~
            this.a = 3;
    ~~~~~~~~~~~~~~~~~~~
            ~~~~
!!! error TS17009: 'super' must be called before accessing 'this' in the constructor of a derived class.
            this.b = 3;
    ~~~~~~~~~~~~~~~~~~~
            ~~~~
!!! error TS17009: 'super' must be called before accessing 'this' in the constructor of a derived class.
            super();
    ~~~~~~~~~~~~~~~~
        }
    ~~~~~
!!! error TS2376: A 'super' call must be the first statement in the constructor to refer to 'super' or 'this' when a derived class contains initialized properties, parameter properties, or private identifiers.
    }
    
    class Derived8 extends Base {
        a = 1;
        b: number;
        constructor(y: string) {
            super();
            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;
    ~~~~~~~~~~~~~~~~~~~
            ~~~~
!!! error TS17009: 'super' must be called before accessing 'this' in the constructor of a derived class.
            this.b = 3;
    ~~~~~~~~~~~~~~~~~~~
            ~~~~
!!! error TS17009: 'super' must be called before accessing 'this' in the constructor of a derived class.
            super();
    ~~~~~~~~~~~~~~~~
        }
    ~~~~~
!!! error TS2376: A 'super' call must be the first statement in the constructor to refer to 'super' or 'this' when a derived class contains initialized properties, parameter properties, or private identifiers.
    }
    
    class Derived10<T> extends Base2<T> {
        a = 1;
        b: number;
        constructor(y: string) {
            super();
            this.a = 3;
            this.b = 3;
        }
    }