/**
 * $ref Resolution Utilities for JSON Structure
 *
 * Handles resolution of $ref references within JSON Structure schemas.
 */
import type { JSONStructureSchema, TypeDefinition, Namespace, TypeReference } from './structure-types';
/**
 * Parse a $ref path into segments
 * Examples:
 *   "#/definitions/Address" -> ["definitions", "Address"]
 *   "#/definitions/Types/Email" -> ["definitions", "Types", "Email"]
 *   "Address" -> ["definitions", "Address"] (shorthand)
 */
export declare function parseRefPath(ref: string): string[];
/**
 * Resolve a $ref path to its definition within the schema
 */
export declare function resolveRefPath(schema: JSONStructureSchema, segments: string[]): TypeDefinition | Namespace | undefined;
/**
 * Resolve a $ref string to its type definition
 */
export declare function resolveRef(ref: string, schema: JSONStructureSchema): TypeDefinition | undefined;
/**
 * Resolve a TypeReference object to its type definition
 */
export declare function resolveTypeReference(ref: TypeReference, schema: JSONStructureSchema): TypeDefinition | undefined;
/**
 * Check if a definition contains a $ref and resolve it if so
 * Returns the resolved definition merged with any sibling properties
 */
export declare function resolveDefinitionRef(definition: TypeDefinition, schema: JSONStructureSchema): TypeDefinition;
/**
 * Track visited refs to detect circular references
 */
export declare class RefResolver {
    private readonly schema;
    private readonly visited;
    constructor(schema: JSONStructureSchema);
    /**
     * Resolve a reference, tracking visited refs to prevent infinite loops
     */
    resolve(ref: string): TypeDefinition | undefined;
    /**
     * Resolve a type definition, handling any $ref in its type specifier
     */
    resolveDefinition(definition: TypeDefinition): TypeDefinition;
    /**
     * Reset the visited tracking (use between independent resolution calls)
     */
    reset(): void;
}
/**
 * Create a ref resolver for a schema
 */
export declare function createRefResolver(schema: JSONStructureSchema): RefResolver;