@mseep/atlas-mcp-server/dist/utils/errorHandler.js

A Model Context Protocol (MCP) server for ATLAS, a Neo4j-powered task management system for LLM Agents - implementing a three-tier architecture (Projects, Tasks, Knowledge) to manage complex workflows.

import { logger } from './logger.js';
import { McpError, BaseErrorCode } from '../types/errors.js';
export const handleOperationError = (error, options) => {
    const { context, operation, input } = options;
    // If it's already an McpError, just rethrow it
    if (error instanceof McpError) {
        throw error;
    }
    // Log the error with consistent format
    logger.error(`Error ${operation}`, {
        error,
        input,
        requestId: context.requestContext?.requestId
    });
    // Convert to McpError with standardized message format
    throw new McpError(BaseErrorCode.INTERNAL_ERROR, `Error ${operation}: ${error instanceof Error ? error.message : 'Unknown error'}`);
};
export const handleDatabaseError = (error, errorMap) => {
    // If it's already an McpError, rethrow it
    if (error instanceof McpError) {
        throw error;
    }
    const errorMessage = error instanceof Error ? error.message : '';
    // Check each error pattern and throw corresponding McpError
    for (const [pattern, errorFactory] of Object.entries(errorMap)) {
        if (errorMessage.includes(pattern)) {
            throw errorFactory();
        }
    }
    // If no specific error pattern matches, rethrow the original error
    throw error;
};