leancloud-storage/dist/node/utils.js

LeanCloud JavaScript SDK.

'use strict';

var _ = require('underscore');

// Helper function to check null or undefined.
var isNullOrUndefined = function isNullOrUndefined(x) {
  return _.isNull(x) || _.isUndefined(x);
};

var ensureArray = function ensureArray(target) {
  if (_.isArray(target)) {
    return target;
  }
  if (target === undefined || target === null) {
    return [];
  }
  return [target];
};

var getSessionToken = function getSessionToken(authOptions) {
  if (authOptions.sessionToken) {
    return authOptions.sessionToken;
  }
  if (authOptions.user && typeof authOptions.user.getSessionToken === 'function') {
    return authOptions.user.getSessionToken();
  }
};

module.exports = {
  isNullOrUndefined: isNullOrUndefined,
  ensureArray: ensureArray,
  getSessionToken: getSessionToken
};