export interface DomainFilter {
    allow: string[];
    deny: string[];
}
export type DomainVerdict = "allow" | "deny-listed" | "not-allowed";
export declare function classifyUrl(url: string, filter: DomainFilter): DomainVerdict;
export declare function matchesAny(host: string, patterns: string[]): boolean;
export declare function normalizePattern(raw: string): string;
export declare function canServeAllowedDomain(servesDomains: readonly string[], allow: readonly string[]): boolean;
export declare function parseDomainList(s: string | undefined): string[];
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