export declare function createNamespace(name: string): { b: (blockName?: any) => any; e: (elementName: any) => any; m: (modifierName: any) => any; be: (blockName: any, elementName: any) => any; bm: (blockName: any, modifierName: any) => any; em: (elementName: any, modifierName: any) => any; bem: (blockName: any, elementName: any, modifierName: any) => any; is: (name: any, state?: any) => string; };