utils projectUtils.ts

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  import * as path from "path";
import * as fs from "fs";
 
/**
 * Finds the directory containing the package.json file by traversing up the directory tree.
 * @returns {string | null} The absolute path to the directory containing package.json, or null if not found.
 */
export function getPackageJsonDir(): string | null {
  let currentDir = __dirname;
 
  while (currentDir !== path.parse(currentDir).root) {
    const packageJsonPath = path.join(currentDir, "package.json");
 
    if (fs.existsSync(packageJsonPath)) {
      return currentDir;
    }
 
    currentDir = path.dirname(currentDir);
  }
 
  return null;
}