/**
 * Schema Fragment System
 *
 * Allows users to create reusable Liquid schema fragments that can be injected
 * into Shopify section schemas using FRAGMENT.name syntax.
 *
 * @example
 * ```liquid
 * {% schema %}
 * {
 *   "settings": [
 *     FRAGMENT.color-scheme,
 *     FRAGMENT.section-spacing
 *   ]
 * }
 * {% endschema %}
 * ```
 */
export interface SchemaFragment {
    name: string;
    content: string;
    /** File path where fragment was defined */
    source: string;
}
export interface FragmentRegistry {
    fragments: Map<string, SchemaFragment>;
}
/**
 * Default schema fragments provided by Preliquify
 * These are commonly used Shopify theme settings
 */
export declare const DEFAULT_FRAGMENTS: Record<string, string>;
/**
 * Scans a directory for custom fragment files (.liquid or .json)
 */
export declare function scanForFragments(fragmentsDir: string): Promise<Map<string, SchemaFragment>>;
/**
 * Creates a fragment registry with default and custom fragments
 */
export declare function createFragmentRegistry(customFragmentsDir?: string): Promise<FragmentRegistry>;
/**
 * Processes Liquid content and replaces FRAGMENT.name references with actual fragment content
 *
 * @param content - The Liquid template content
 * @param registry - Fragment registry to use
 * @returns Content with fragments injected
 */
export declare function injectFragments(content: string, registry: FragmentRegistry): string;
/**
 * Extracts {% schema %} block from Liquid content
 */
export declare function extractSchemaBlock(content: string): {
    before: string;
    schema: string;
    after: string;
} | null;
/**
 * Processes a Liquid file and injects fragments into its schema
 */
export declare function processLiquidWithFragments(content: string, registry: FragmentRegistry): string;
/**
 * Lists all available fragments
 */
export declare function listFragments(registry: FragmentRegistry): string[];
/**
 * Gets a single fragment by name
 */
export declare function getFragment(registry: FragmentRegistry, name: string): SchemaFragment | undefined;