@pgsql/cli/src/package.ts

Unified CLI for PostgreSQL AST parsing, deparsing, and code generation

import { existsSync,readFileSync } from "fs";
import { dirname,join } from "path";

// need to search due to the dist/ folder and src/, etc. 
function findPackageJson(currentDir: string): string {
  const filePath = join(currentDir, 'package.json');

  // Check if package.json exists in the current directory
  if (existsSync(filePath)) {
    return filePath;
  }

  // Get the parent directory
  const parentDir = dirname(currentDir);

  // If reached the root directory, package.json is not found
  if (parentDir === currentDir) {
    throw new Error('package.json not found in any parent directory');
  }

  // Recursively look in the parent directory
  return findPackageJson(parentDir);
}

export function readAndParsePackageJson(): any {
  // Start searching from the current directory
  const pkgPath = findPackageJson(__dirname);

  // Read and parse the package.json
  const str = readFileSync(pkgPath, 'utf8');
  const pkg = JSON.parse(str);
  return pkg;
}