| 1 | /**
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| 2 | * @license
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| 3 | * Copyright Google LLC All Rights Reserved.
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| 4 | *
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| 5 | * Use of this source code is governed by an MIT-style license that can be
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| 6 | * found in the LICENSE file at https://angular.io/license
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| 7 | */
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| 8 | export type DeepReadonly<T> = T extends (infer R)[] ? DeepReadonlyArray<R> : T extends Function ? T : T extends object ? DeepReadonlyObject<T> : T;
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| 9 | export type DeepReadonlyArray<T> = Array<DeepReadonly<T>>;
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| 10 | export type DeepReadonlyObject<T> = {
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| 11 | readonly [P in keyof T]: DeepReadonly<T[P]>;
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| 12 | };
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| 13 | export type Readwrite<T> = {
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| 14 | -readonly [P in keyof T]: T[P];
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| 15 | };
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