agentsqripts/lib/frontend-backend/middlewareExtractor.js

Comprehensive static code analysis toolkit for identifying technical debt, security vulnerabilities, performance issues, and code quality problems

/**
 * @file Middleware extractor
 * @description Extracts middleware information from route definitions
 */

/**
 * Extract middleware information from route context
 * @param {string} content - File content
 * @param {number} matchIndex - Index of route match
 * @returns {Object} Middleware information
 */
function extractMiddleware(content, matchIndex) {
  const beforeMatch = content.substring(Math.max(0, matchIndex - 200), matchIndex);
  const middlewarePatterns = [
    /auth/i,
    /cors/i,
    /validate/i,
    /permission/i,
    /rate.*limit/i
  ];
  
  const detected = [];
  middlewarePatterns.forEach(pattern => {
    if (pattern.test(beforeMatch)) {
      detected.push(pattern.source.replace(/[\\\/\[\](){}.*+?^$|]/g, ''));
    }
  });
  
  return {
    detected,
    hasAuth: detected.some(m => m.includes('auth')),
    hasCors: detected.some(m => m.includes('cors')),
    hasValidation: detected.some(m => m.includes('validate'))
  };
}

module.exports = {
  extractMiddleware
};