85 lines
1.4 KiB
Plaintext
85 lines
1.4 KiB
Plaintext
=== tests/cases/compiler/promisesWithConstraints.ts ===
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interface Promise<T> {
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>Promise : Promise<T>
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>T : T
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then<U>(cb: (x: T) => Promise<U>): Promise<U>;
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>then : <U>(cb: (x: T) => Promise<U>) => Promise<U>
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>U : U
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>cb : (x: T) => Promise<U>
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>x : T
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>T : T
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>Promise : Promise<T>
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>U : U
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>Promise : Promise<T>
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>U : U
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}
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interface CPromise<T extends { x: any; }> {
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>CPromise : CPromise<T>
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>T : T
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>x : any
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then<U extends { x: any; }>(cb: (x: T) => Promise<U>): Promise<U>;
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>then : <U extends { x: any; }>(cb: (x: T) => Promise<U>) => Promise<U>
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>U : U
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>x : any
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>cb : (x: T) => Promise<U>
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>x : T
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>T : T
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>Promise : Promise<T>
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>U : U
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>Promise : Promise<T>
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>U : U
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}
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interface Foo { x; }
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>Foo : Foo
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>x : any
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interface Bar { x; y; }
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>Bar : Bar
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>x : any
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>y : any
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var a: Promise<Foo>;
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>a : Promise<Foo>
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>Promise : Promise<T>
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>Foo : Foo
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var b: Promise<Bar>;
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>b : Promise<Bar>
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>Promise : Promise<T>
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>Bar : Bar
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a = b; // ok
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>a = b : Promise<Bar>
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>a : Promise<Foo>
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>b : Promise<Bar>
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b = a; // ok
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>b = a : Promise<Foo>
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>b : Promise<Bar>
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>a : Promise<Foo>
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var a2: CPromise<Foo>;
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>a2 : CPromise<Foo>
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>CPromise : CPromise<T>
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>Foo : Foo
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var b2: CPromise<Bar>;
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>b2 : CPromise<Bar>
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>CPromise : CPromise<T>
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>Bar : Bar
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a2 = b2; // ok
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>a2 = b2 : CPromise<Bar>
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>a2 : CPromise<Foo>
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>b2 : CPromise<Bar>
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b2 = a2; // was error
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>b2 = a2 : CPromise<Foo>
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>b2 : CPromise<Bar>
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>a2 : CPromise<Foo>
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