import ensurePosix from 'ensure-posix-path';
export interface CopyOptions {
    overwrite: boolean;
}
export { ensurePosix };
export declare function fileExists(filePath: string): boolean;
export declare function isMarkdownFileExt(ext: string): ext is ".md";
export declare const removeExtension: (filePathWithExt: string) => string;
export declare const removeExtensionPosix: (filePathWithExt: string) => string;
export declare const setExtension: (normalizedFilename: string, ext: string) => string;
export declare function copySyncWithOptions(src: string, dest: string, options: CopyOptions): void;
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