21 lines
563 B
TypeScript
21 lines
563 B
TypeScript
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// @strict: true
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let obj: { a: { x: string } } & { c: number } = { a: { x: 'hello', y: 2 }, c: 5 }; // Nested excess property
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declare let wrong: { a: { y: string } };
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let weak: { a?: { x?: number } } & { c?: string } = wrong; // Nested weak object type
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function foo<T extends object>(x: { a?: string }, y: T & { a: boolean }) {
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x = y; // Mismatched property in source intersection
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}
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// Repro from #36637
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interface Test {
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readonly hi?: string[]
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}
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function test<T extends object>(value: T): Test {
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return { ...value, hi: true }
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}
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