33 lines
1.9 KiB
TypeScript
33 lines
1.9 KiB
TypeScript
/// <reference types="jest" />
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export declare type MockableFunction = (...args: any[]) => any;
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export declare type MethodKeysOf<T> = {
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[K in keyof T]: T[K] extends MockableFunction ? K : never;
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}[keyof T];
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export declare type PropertyKeysOf<T> = {
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[K in keyof T]: T[K] extends MockableFunction ? never : K;
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}[keyof T];
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export declare type ArgumentsOf<T> = T extends (...args: infer A) => any ? A : never;
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export declare type ConstructorArgumentsOf<T> = T extends new (...args: infer A) => any ? A : never;
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export interface MockWithArgs<T extends MockableFunction> extends jest.MockInstance<ReturnType<T>, ArgumentsOf<T>> {
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new (...args: ConstructorArgumentsOf<T>): T;
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(...args: ArgumentsOf<T>): ReturnType<T>;
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}
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export declare type MaybeMockedConstructor<T> = T extends new (...args: any[]) => infer R ? jest.MockInstance<R, ConstructorArgumentsOf<T>> : T;
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export declare type MockedFunction<T extends MockableFunction> = MockWithArgs<T> & {
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[K in keyof T]: T[K];
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};
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export declare type MockedFunctionDeep<T extends MockableFunction> = MockWithArgs<T> & MockedObjectDeep<T>;
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export declare type MockedObject<T> = MaybeMockedConstructor<T> & {
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[K in MethodKeysOf<T>]: T[K] extends MockableFunction ? MockedFunction<T[K]> : T[K];
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} & {
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[K in PropertyKeysOf<T>]: T[K];
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};
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export declare type MockedObjectDeep<T> = MaybeMockedConstructor<T> & {
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[K in MethodKeysOf<T>]: T[K] extends MockableFunction ? MockedFunctionDeep<T[K]> : T[K];
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} & {
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[K in PropertyKeysOf<T>]: MaybeMockedDeep<T[K]>;
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};
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export declare type MaybeMockedDeep<T> = T extends MockableFunction ? MockedFunctionDeep<T> : T extends object ? MockedObjectDeep<T> : T;
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export declare type MaybeMocked<T> = T extends MockableFunction ? MockedFunction<T> : T extends object ? MockedObject<T> : T;
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export declare function mocked<T>(item: T, deep?: false): MaybeMocked<T>;
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export declare function mocked<T>(item: T, deep: true): MaybeMockedDeep<T>;
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