agentsqripts/lib/wet-code/complexityCalculator.js

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

/**
 * @file Code complexity calculation utilities
 * @description Responsible for calculating complexity scores for code blocks
 */

/**
 * Calculates complexity score for a code block
 * @param {string} content - Block content
 * @returns {number} Complexity score
 */
function calculateBlockComplexity(content) {
  let complexity = 0;
  
  // Control flow complexity
  const controlPatterns = [
    /\bif\s*\(/g, /\belse\s*\{/g, /\bwhile\s*\(/g, /\bfor\s*\(/g,
    /\bswitch\s*\(/g, /\bcase\s+/g, /\btry\s*\{/g, /\bcatch\s*\(/g
  ];
  
  controlPatterns.forEach(pattern => {
    const matches = content.match(pattern);
    if (matches) complexity += matches.length * 2;
  });
  
  // Function calls and method chaining
  const callMatches = content.match(/\w+\s*\(/g);
  if (callMatches) complexity += callMatches.length;
  
  // Operators and expressions
  const operatorMatches = content.match(/[+\-*\/%=<>!&|]/g);
  if (operatorMatches) complexity += Math.floor(operatorMatches.length / 3);
  
  return complexity;
}

module.exports = {
  calculateBlockComplexity
};