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@nativescript/core

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A JavaScript library providing an easy to use api for interacting with iOS and Android platform APIs.

nativescript.org

NativeScript/NativeScript

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export declare function makeValidator<T>(...values: T[]): (value: any) => value is T; export declare function makeParser<T>(isValid: (value: any) => boolean, allowNumbers?: boolean): (value: any) => T;