26 lines
443 B
TypeScript
26 lines
443 B
TypeScript
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// @strict: true
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// Repro from #37475
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export type A = "number" | "null" | A[];
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export type F<T> = null extends T
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? [F<NonNullable<T>>, "null"]
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: T extends number
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? "number"
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: never;
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export type G<T> = { [k in keyof T]: F<T[k]> };
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interface K {
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b: number | null;
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}
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const gK: { [key in keyof K]: A } = { b: ["number", "null"] };
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function foo<T>(g: G<T>): T {
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return {} as any;
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}
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foo(gK);
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