20 lines
408 B
TypeScript
20 lines
408 B
TypeScript
class A { a; };
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class B { b; };
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interface I {
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f<T extends A>(): T;
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} // { f: () => { a; } }
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// OK
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class X implements I {
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f<T extends B>(): T { return undefined; }
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} // { f: () => { b; } }
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// OK
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class Y implements I {
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f<T extends A>(): T { return undefined; }
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} // { f: () => { a; } }
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// OK
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class Z implements I {
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f<T>(): T { return undefined; }
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} // { f: <T>() => T }
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