/**
 * External dependency configuration manager
 */
import type { ModuleSystemConfig, ExternalDependencyConfig } from "../types";
/**
 * Manages external dependency configuration for different bundlers and module systems
 */
export declare class ExternalConfigurationManager {
    /**
     * Configure externals based on module system configuration
     */
    static configure(moduleSystem: ModuleSystemConfig, target?: "browser" | "node" | "universal"): any;
    /**
     * Configure externals from an array of dependency names
     */
    private static configureArrayExternals;
    /**
     * Configure externals from an object with complex configurations
     */
    private static configureObjectExternals;
    /**
     * Create external configuration for a specific dependency
     */
    private static createExternalConfig;
    /**
     * Create CDN-based external configuration
     */
    private static createCdnConfig;
    /**
     * Create global variable external configuration
     */
    private static createGlobalConfig;
    /**
     * Create import-based external configuration
     */
    private static createImportConfig;
    /**
     * Create mixed external configuration for maximum compatibility
     */
    private static createMixedConfig;
    /**
     * Get default external configurations for common libraries
     */
    static getCommonExternals(): Record<string, ExternalDependencyConfig>;
    /**
     * Merge external configurations with defaults
     */
    static mergeWithDefaults(externals: Record<string, string | ExternalDependencyConfig>): Record<string, ExternalDependencyConfig>;
}
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