Function readJsonFile

src/installer/targets/shared.ts:58–73

(filePath: string)

 * existing config that happened to break JSON parse temporarily.
 */
export function readJsonFile(filePath: string): Record<string, any> {
  if (!fs.existsSync(filePath)) {
    return {};
  }
  try {
    return JSON.parse(fs.readFileSync(filePath, 'utf-8'));
  } catch (err) {
    const msg = err instanceof Error ? err.message : String(err);
    console.warn(`  Warning: Could not parse ${path.basename(filePath)}: ${msg}`);
    console.warn(`  A backup will be created before overwriting.`);
    try {
      fs.copyFileSync(filePath, filePath + '.backup');
    } catch { /* ignore backup failure */ }
    return {};
  }
}

/**
 * Write a file atomically: write to `<path>.tmp.<pid>`, then rename.