/**
 * @fractary/core - Storage Factory
 *
 * Factory function for creating storage backends based on configuration.
 * Supports automatic configuration loading from .fractary/config.yaml.
 */
import { Storage, StorageConfig, StorageType, SourceConfig } from './types';
/**
 * Create a storage backend from configuration
 *
 * @param config - Storage configuration
 * @returns Storage instance
 */
export declare function createStorage(config: StorageConfig): Storage;
/**
 * Convert a source configuration from config.yaml to a StorageConfig
 *
 * @param source - Source configuration from config.yaml
 * @returns StorageConfig for creating a storage backend
 */
export declare function sourceConfigToStorageConfig(source: SourceConfig): StorageConfig;
/**
 * Create a storage backend from a named source in config.yaml
 *
 * @param sourceName - Name of the source (e.g., 'specs', 'logs')
 * @param fileConfig - File plugin configuration from config.yaml
 * @returns Storage instance
 */
export declare function createStorageFromSource(sourceName: string, fileConfig: {
    sources?: Record<string, SourceConfig>;
}): Storage;
/**
 * Get the default storage type based on configuration
 *
 * @param fileConfig - File plugin configuration
 * @returns Default storage type
 */
export declare function getDefaultStorageType(fileConfig?: {
    sources?: Record<string, SourceConfig>;
}): StorageType;
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