agentsqripts/lib/wet-code/improved-analyzer/metrics/calculateAverageSimilarity.js

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

/**
 * @file Calculate average similarity for a group of blocks
 * @description Single responsibility: Calculate average similarity score across multiple code blocks
 */

const { calculateSemanticSimilarity } = require('../../ast/semanticSimilarityCalculator');

/**
 * Calculate average similarity for a group of blocks
 */
function calculateAverageSimilarity(blocks) {
  if (blocks.length < 2) return 1.0;
  
  let totalSimilarity = 0;
  let comparisons = 0;
  
  for (let i = 0; i < blocks.length - 1; i++) {
    for (let j = i + 1; j < blocks.length; j++) {
      totalSimilarity += calculateSemanticSimilarity(blocks[i], blocks[j]);
      comparisons++;
    }
  }
  
  return comparisons > 0 ? totalSimilarity / comparisons : 0;
}

module.exports = calculateAverageSimilarity;