Function Valid

framework/address/validation.go:34–51

* Rules for validation are subset of rules listed here: https://emailregex.com/email-validation-summary/ */ Valid checks whether ths string is valid as a email address as defined by RFC 5321.

(addr string)

// Valid checks whether ths string is valid as a email address as defined by
// RFC 5321.
func Valid(addr string) bool {
	if len(addr) > 320 { // RFC 3696 says it's 320, not 255.
		return false
	}

	mbox, domain, err := Split(addr)
	if err != nil {
		return false
	}

	// The only case where this can be true is "postmaster".
	// So allow it.
	if domain == "" {
		return true
	}

	return ValidMailboxName(mbox) && ValidDomain(domain)
}

var validGraphic = map[rune]bool{
	'!': true, '#': true,