export const simpleVerifyEmail = (email, setMessage = () => { return }) => { const emailParts = email.split('@') const emailDomain = emailParts[1] let errorMessage = '' if (emailDomain !== undefined) { if (emailDomain === '') { errorMessage = 'please provide email address domain' setMessage(errorMessage) } else { // eslint-disable-next-line no-useless-escape const validDomainRegExp = /^((?:(?:(?:\w[\.\-\+]?)*)\w)+)((?:(?:(?:\w[\.\-+]?){0,62})\w)+)\.(\w{2,6})$/ if (!emailDomain.match(validDomainRegExp)) { errorMessage = 'please verify email address domain' setMessage(errorMessage) } } } return errorMessage }