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package main
// Minimal Error type... is there a better way?
type Error string
func (e Error) Error() string {
return string(e)
}
type EmailAddress string
type Password string
type Url string
// "Slug" string with limited ASCII character set, good for URLs.
// Lowercase alphanumeric plus '_' allowed.
type ShortName string
func isShortName(s string) bool {
for i, r := range s {
switch {
case '0' <= r && '9' >= r && i > 0:
continue
case 'a' <= r && 'z' >= r:
continue
case r == '_' && i > 0:
continue
default:
return false
}
}
return len(s) > 0
}
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