Add test
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@ -109,3 +109,11 @@ declare const o3Test: ExpectType<{ a?: string; b?: number }, O3Props>;
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declare const o2Test: ExpectType<{ a?: string }, O2Props>;
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declare const o1Test: ExpectType<{}, O1Props>;
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declare const o0Test: ExpectType<{}, O0Props>;
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// Repro from #23005
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type Example<T extends Record<'a', string>> = T['a'];
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type Res1 = Example<{ a: "x" } | { a: "y" }>; // "x" | "y"
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type Res2 = Example<{ a: "x" }>; // "x"
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type Res3 = Example<never>; // never
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