16 lines
421 B
JavaScript
16 lines
421 B
JavaScript
//// [promiseIdentityWithAny.ts]
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interface IPromise<T, V> {
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then<U, W>(callback: (x: T) => IPromise<U, W>): IPromise<U, W>;
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}
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interface Promise<T, V> {
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then<U, W>(callback: (x: T) => Promise<any, any>): Promise<any, any>;
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}
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// Should be ok because signature type parameters get erased to any
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var x: IPromise<string, number>;
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var x: Promise<string, boolean>;
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//// [promiseIdentityWithAny.js]
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var x;
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var x;
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