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Add regression test

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This commit is contained in:
Anders Hejlsberg
2018-12-17 14:14:54 -08:00
parent 93c0f0ca0f
commit ab797df977
1 changed files with 11 additions and 0 deletions
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11
tests/cases/compiler/genericIsNeverEmptyObject.ts Normal file
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// @strict: true
// Repro from #29067
function test<T extends { a: string }>(obj: T) {
let { a, ...rest } = obj;
return { ...rest, b: a };
}
let o1 = { a: 'hello', x: 42 };
let o2: { b: string, x: number } = test(o1);