13 lines
359 B
TypeScript
13 lines
359 B
TypeScript
class A<T> { foo(x: T) { } }
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class B<T> extends A<T> {
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bar(): T {
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return null;
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}
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}
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var foo = new A<number>();
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var r: A<string> = <B<string>>new B();
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var r2: A<number> = <B<string>>new B(); // error
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var r3: B<number> = <A<number>>new B(); // error
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var r4: A<number> = <A<number>>new A();
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var r5: A<number> = <A<number>>[]; // error
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