agentsqripts/lib/wet-code/ast/duplicate-type/isAcceptableSimilarity.js

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

/**
 * @file Check if similarity is acceptable given the context
 * @description Single responsibility: Determine if code similarity is acceptable based on context
 */

const areSimilarlyNamedFunctions = require('./areSimilarlyNamedFunctions');

/**
 * Check if similarity is acceptable given the context
 */
function isAcceptableSimilarity(blocks, context, classification) {
  // Test files often have similar setup/teardown
  if (context.allTestFiles && classification.pattern === 'test_setup') {
    classification.reason = 'test_boilerplate';
    return true;
  }
  
  // Configuration files often have similar structure
  if (context.allConfigFiles) {
    classification.reason = 'config_structure';
    return true;
  }
  
  // Migration files follow patterns
  if (context.allMigrationFiles) {
    classification.reason = 'migration_pattern';
    return true;
  }
  
  // CLI help functions have similar structure but different content
  if (blocks.every(b => b.name === 'showHelp' || b.name === 'showUsage')) {
    classification.reason = 'help_documentation';
    return true;
  }
  
  // Similar names suggest intentional pattern
  if (areSimilarlyNamedFunctions(blocks)) {
    classification.reason = 'naming_convention';
    return true;
  }
  
  return false;
}

module.exports = isAcceptableSimilarity;