import { EvaluationContext, FlagValue, TargetingRule } from './types';
/**
 * Evaluates a set of targeting rules against an evaluation context.
 * Returns the value of the first matching rule, or null if no rules match.
 */
export declare function evaluateRules(rules: TargetingRule[] | undefined, context: EvaluationContext | undefined): FlagValue | null;
/**
 * Evaluates a single rule. A rule matches if ALL its conditions match (AND logic).
 */
export declare function evaluateRule(rule: TargetingRule, context: EvaluationContext | undefined): boolean;