import { Whitelist } from './index';
import { Trie } from './trie';
export declare class WhitelistFilter {
    root: Trie;
    constructor(patterns: string[]);
    allows(key: string): boolean;
}
export interface CompiledWhitelist {
    para: WhitelistFilter;
    span: WhitelistFilter;
    cont: WhitelistFilter;
}
export declare const compileWhitelist: (raw: Whitelist) => CompiledWhitelist;