/**
 * Error Helper Functions
 * Provides structured error responses with helpful suggestions
 */
import type { CDPManager } from './cdp-manager.js';
import type { PuppeteerManager } from './puppeteer-manager.js';
import type { ChromeLauncher } from './chrome-launcher.js';
/**
 * Set the ChromeLauncher reference for process liveness checks
 * Called once during initialization from index.ts
 */
export declare function setChromeLauncher(launcher: ChromeLauncher): void;
/**
 * Check if browser automation is available and return error if not
 * Returns an MCP error response or null if browser automation is available
 */
export declare function checkBrowserAutomation(cdpManager: CDPManager, puppeteerManager: PuppeteerManager, toolName: string, debugPort?: number, requirePageLoad?: boolean): {
    content: Array<{
        type: 'text';
        text: string;
    }>;
    isError?: boolean;
} | null;
/**
 * Error category for automatic error handling
 */
export interface ErrorCategory {
    category: 'connection' | 'execution' | 'validation' | 'unknown';
    suggestion: string;
}
/**
 * Enhance error messages with helpful context and suggestions
 */
export declare function enhanceErrorMessage(error: any, context: string): string;
/**
 * Categorize errors to help determine appropriate recovery actions
 */
export declare function categorizeError(error: any): ErrorCategory;
/**
 * Create a detailed error response object for MCP tools
 */
export declare function createDetailedErrorResponse(error: any, context: string): object;
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