/**
 * @ksefuj/validator — KSeF FA(3) XML validation
 *
 * Three-layer validation architecture:
 * 1. XSD schema validation (via libxml2-wasm)
 * 2. Semantic rules that XSD can't express (per official MF FA(3) information sheet)
 * 3. Additional checks beyond the spec: tax calculations, NBP rates, IBAN format
 */
import type { ValidateOptions, ValidationIssue, ValidationResult } from "./types.js";
/**
 * Validate a KSeF FA(3) XML string.
 * Returns structured validation result with issues and assertions.
 * NEVER throws - all errors are returned as ValidationResult.
 *
 * @param xml - The XML string to validate
 * @param options - Validation options
 * @returns Comprehensive validation result
 */
export declare function validate(xml: string, options?: ValidateOptions): Promise<ValidationResult>;
/**
 * Backward compatibility exports (deprecated)
 */
export type { ValidationResult, ValidationIssue, ValidateOptions };
export type { ValidationAssertion, ValidationMetadata, IssueCode, IssueDomain, IssueSeverity, IssueContext, IssueLocation, FixSuggestion, FixType, } from "./types.js";
export { hasErrors, hasWarnings } from "./types.js";
export { getErrorDefinition, getFixSuggestions, isKnownErrorCode } from "./error-codes.js";
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