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package validate
import "regexp"
var dnsLabelPattern = regexp.MustCompile(`^[a-z0-9]([a-z0-9-]*[a-z0-9])?$`)
var emailLocalPartPattern = regexp.MustCompile(`^[a-z0-9]([a-z0-9._-]*[a-z0-9])?$`)
func DNSLabel(name string) bool {
return len(name) >= 1 && len(name) <= 63 && dnsLabelPattern.MatchString(name)
}
func EmailLocalPart(localPart string) bool {
return len(localPart) >= 1 && len(localPart) <= 64 && emailLocalPartPattern.MatchString(localPart)
}
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