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6b2775d9b4
When a generic type argument is provided, require the method names array to only include keys of the generic type argument and for the object syntax, additionally require that the setup returned type matches the return type of the method. Requires TS 2.8 for conditional types.
39 lines
883 B
TypeScript
39 lines
883 B
TypeScript
// Type definitions for saywhen 1.1
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// Project: https://github.com/pushtechnology/saywhen
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// Definitions by: Sean Sobey <https://github.com/SeanSobey>
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// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
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// TypeScript Version: 2.8
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/// <reference types="jasmine" />
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type Func = (...args: any[]) => any;
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declare function when<T extends Func>(spy: T & jasmine.Spy): CallHandler<T>;
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declare namespace when {
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function captor<T>(val?: T): MatcherProxy<T>;
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function noConflict(): void;
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function is<T>(val: T): boolean;
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}
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interface CallHandler<T extends Func> {
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readonly isCalled: Proxy<T>;
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isCalledWith(...args: any[]): Proxy<T>;
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}
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interface Proxy<T extends Func> {
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then(fn: T): Proxy<T>;
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thenReturn(val: any): Proxy<T>;
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thenThrow(err: Error): Proxy<T>;
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}
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interface MatcherProxy<T> {
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(arg: T): boolean;
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readonly latest: T;
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values(): T[];
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}
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export = when;
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