native-fn/dist/plugin/appearance/index.d.ts

declare interface NativePlugin<Key extends string, Module, Constants extends Record<string, any> = Record<string, any>, Errors extends Record<string, ErrorConstructor> = Record<string, ErrorConstructor>> {
    installed: boolean;
    name: Key;
    module: Module;
    Constants: Constants;
    Errors: Errors;
}

declare enum Appearances {
    Unknown = "unknown",
    Light = "light",
    Dark = "dark"
}

declare interface AppearanceInstance {
    get value(): Appearances;
    set value(appearances: Exclude<Appearances, Appearances.Unknown>);
    onchange(listener: (appearance?: Appearances) => any, options?: boolean | AddEventListenerOptions): () => void;
}

declare module 'native-fn' {
    interface NativePlugins {
        Appearance: AppearanceInstance;
    }
    interface NativeConstants {
        Appearances: typeof Appearances;
    }
    interface NativeErrors {
    }
}

declare const NativeAppearancePlugin: NativePlugin<'Appearance', AppearanceInstance, {
    Appearances: typeof Appearances;
}, {}>;

export { NativeAppearancePlugin as default };
export type { AppearanceInstance };