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Add test

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This commit is contained in:
Anders Hejlsberg 2018-03-21 06:47:57 -07:00
parent 420e58c444
commit c94d28dbc8
1 changed files with 1 additions and 0 deletions
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tests/cases/conformance/types/conditional/conditionalTypes1.ts
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@ -166,6 +166,7 @@ function f21<T extends number | string>(x: T, y: ZeroOf<T>) {
type T35<T extends { a: string, b: number }> = T[];
type T36<T> = T extends { a: string } ? T extends { b: number } ? T35<T> : never : never;
type T37<T> = T extends { b: number } ? T extends { a: string } ? T35<T> : never : never;
type T38<T> = [T] extends [{ a: string }] ? [T] extends [{ b: number }] ? T35<T> : never : never;
type Extends<T, U> = T extends U ? true : false;
type If<C extends boolean, T, F> = C extends true ? T : F;