/**
 * ABAC Policy Validation Utilities
 *
 * Standalone validation functions for ABAC policies.
 * These utilities help ensure policies are well-formed before evaluation.
 */
import { ABACPolicy } from './types';
export interface PolicyValidationError {
    type: 'syntax' | 'semantic' | 'reference';
    message: string;
    path: string;
    policyId: string;
}
export interface PolicyValidationWarning {
    type: 'unused' | 'unreachable' | 'performance' | 'best-practice';
    message: string;
    path: string;
    policyId: string;
}
export interface PolicyValidationResult {
    valid: boolean;
    errors: PolicyValidationError[];
    warnings: PolicyValidationWarning[];
    policyId: string;
}
/**
 * Validate a single ABAC policy
 */
export declare function validatePolicy(policy: ABACPolicy): PolicyValidationResult;
/**
 * Validate multiple policies
 */
export declare function validatePolicies(policies: ABACPolicy[]): PolicyValidationResult[];
/**
 * Validate and throw on first error
 */
export declare function validatePolicyOrThrow(policy: ABACPolicy): void;
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