import type { Extractor, FileContentsParser, Plugin, ValidationResult } from '../types/index.js';
/**
 * Wrapper for a plugin's validator function with plugin name context.
 */
export interface PluginValidator<T = unknown> {
    pluginName: string;
    validate: (value: T) => ValidationResult;
}
/**
 * Schema entry from a plugin with plugin name context.
 */
export interface PluginSchemaEntry {
    pluginName: string;
    /** Package name this plugin was loaded from (set for string/tuple refs) */
    packageName?: string;
    options?: string;
    metadata?: string;
}
/**
 * Registry for plugins with extension-based lookup.
 */
export declare class PluginRegistry {
    private plugins;
    private extensionMap;
    /**
     * Register a plugin.
     * @throws If plugin with same name already registered
     */
    register(plugin: Plugin): void;
    /**
     * Get all registered plugins.
     */
    getPlugins(): readonly Plugin[];
    /**
     * Get plugins registered for a file extension.
     */
    getPluginsForExtension(extension: string): Plugin[];
    /**
     * Get all extractors from registered plugins.
     */
    getExtractors(): Extractor[];
    /**
     * Get parsers for files with given extension, in registration order.
     * Parsers from each plugin are flattened into a single ordered list.
     */
    getParsersForExtension(extension: string): FileContentsParser[];
    /**
     * Get all options validators from registered plugins.
     */
    getOptionsValidators(): PluginValidator<unknown>[];
    /**
     * Get all metadata validators from registered plugins.
     */
    getMetadataValidators(): PluginValidator<unknown>[];
    /**
     * Get all schemas from registered plugins.
     */
    getSchemas(): PluginSchemaEntry[];
}
//# sourceMappingURL=registry.d.ts.map