declare type Block = string;
declare type Element = string;
declare type Modifier = Record<string, unknown>;
declare type BEMResult = (elementOrModifier?: Element | Modifier, modifier?: Modifier) => string;
/**
 * Applies the BEM styled class name to an element.
 *
 * @see https://en.bem.info/methodology/css/
 * @param base The base class to use
 * @return a function to call that generates the full class name
 */
export default function bem(base: Block): BEMResult;
export {};