// Add adds an identifier to a Siegfried struct.
func (s *Siegfried) Add(i core.Identifier) error {
for _, v := range s.ids {
if v.Name() == i.Name() {
return fmt.Errorf("siegfried: identifiers must have unique names, you already have an identifier named %s. Use the -name flag to assign a new name e.g. `roy add -name richard`", i.Name())
}
}
var err error
if s.nm, err = i.Add(s.nm, core.NameMatcher); err != nil {
return err
}
if s.mm, err = i.Add(s.mm, core.MIMEMatcher); err != nil {
return err
}
if s.cm, err = i.Add(s.cm, core.ContainerMatcher); err != nil {
return err
}
if s.xm, err = i.Add(s.xm, core.XMLMatcher); err != nil {
return err
}
if s.rm, err = i.Add(s.rm, core.RIFFMatcher); err != nil {
return err
}
if s.bm, err = i.Add(s.bm, core.ByteMatcher); err != nil {
return err
}
if s.tm, err = i.Add(s.tm, core.TextMatcher); err != nil {
return err
}
s.ids = append(s.ids, i)
return nil
}
