import NewUserValidator from 'ghost-admin/validators/new-user'; import validator from 'validator'; export default NewUserValidator.create({ properties: ['name', 'email', 'password', 'blogTitle'], blogTitle(model) { let blogTitle = model.blogTitle; if (!validator.isLength(blogTitle || '', 1)) { model.errors.add('blogTitle', 'Please enter a site title.'); this.invalidate(); } if (!validator.isLength(blogTitle || '', 0, 150)) { model.errors.add('blogTitle', 'Title is too long'); this.invalidate(); } } });