export declare type State = {
    lastSync: number;
    hasAddedReact: boolean;
};
export declare const addScriptDependency: (...scripts: string[]) => void;
export declare const installDependencies: (deps: string[], type: '' | 'dev' | 'peer' | 'optional') => Promise<void>;
export declare const formatJSON: (obj: unknown) => string;
export declare const mutatePackageJSON: (diffs: Record<string, unknown>) => void;
export declare const getState: () => State;
export declare const setState: (diffs: Partial<State>) => void;
export declare const store: <T extends Record<string, unknown>>(filePath: string, diffs?: Partial<T> | undefined, defaults?: T | undefined) => T;