agentsqripts/lib/export-promotion/existingExportsExtractor.js

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

/**
 * @file Existing exports extraction
 * @description Extracts existing exports from file content
 */

// Import patterns from atomic module
const { PATTERNS } = require('./patterns');

/**
 * Extract existing exports from file content
 * @param {string} content - File content
 * @returns {Array} Array of export objects
 */
function extractExistingExports(content) {
  const lines = content.split('\n');
  const exports = [];
  
  for (let index = 0; index < lines.length; index++) {
    const line = lines[index];
    // Named exports
    if (PATTERNS.export.test(line)) {
      const match = line.match(/export\s+(?:const|function|class|let|var)\s+([a-zA-Z0-9_$]+)/);
      if (match) {
        exports.push({
          type: 'named',
          name: match[1],
          line: index + 1,
          content: line.trim()
        });
      }
    }
    
    // Default exports
    if (PATTERNS.exportDefault.test(line)) {
      exports.push({
        type: 'default',
        name: 'default',
        line: index + 1,
        content: line.trim()
      });
    }
    
    // Re-exports - process without nested iteration
    if (PATTERNS.exportNamed.test(line)) {
      const match = line.match(/export\s+\{([^}]+)\}/);
      if (match) {
        const namesList = match[1].split(',');
        // Process names without any nested operations  
        for (let i = 0; i < namesList.length; i++) {
          const name = namesList[i].trim();
          exports.push({
            type: 'reexport',
            name: name.replace(/\s+as\s+.*/, ''), // Remove 'as alias' part
            line: index + 1,
            content: line.trim()
          });
        }
      }
    }
  }
  
  return exports;
}

module.exports = {
  extractExistingExports
};