export interface ContentMetaData {
    author?: string;
    published?: boolean;
    slug?: string;
    'publish date'?: Date;
    slugs?: string[];
    title?: string;
    [key: string]: any;
}
export declare function readFileAndCheckPrePublishSlug(file: any): Promise<{
    meta: ContentMetaData;
    fileContent: string;
    prePublished: boolean;
}>;