declare const format: <jsonType extends Record<string, any> | undefined>(value: jsonType, spaces: number | string) => string | undefined;
declare const formatFill: <jsonType extends Record<string, any> | undefined>(value: jsonType, fill: number | string) => string | undefined;
declare const minifyJSON: <jsonType>(value: jsonType) => string | undefined;

export { format, formatFill, minifyJSON };