src/util.js
function findModuleVersion(modulePath, load) {
  if (modulePath) {
    var pjson = path.join(modulePath, 'package.json');
    if (fs.existsSync(pjson)) {
      return load(pjson).version;
    }
  }
  return process.version;
}
function findModuleVersion(modulePath, load) {
  if (modulePath) {
    var pjson = path.join(modulePath, 'package.json');
    if (fs.existsSync(pjson)) {
      return load(pjson).version;
    }
  }
  return process.version;
}
function findModuleVersion ( modulePath , load ) { if ( modulePath ) { var pjson = path . join ( modulePath , 'package.json' ) ; if ( fs . existsSync ( pjson ) ) { return load ( pjson ) . version ; } } return process . version ; }
Determines the version of the module located at `modulePath`.

@param {?string} modulePath The absolute path to the root directory of the
module being loaded. This may be null if we are loading an internal module
such as http.
Determines the version of the module located at modulePath .