func readAddBlack(s *toki.Scanner, table *tbl.Table) error {
prefix_pat := ""
sub_pat := ""
regex_pat := ""
t := s.Next()
if t.Token != word {
return errFmtAddBlack
}
method := string(t.Value)
switch method {
case "prefix":
if t = s.Next(); t.Token != word {
return errFmtAddBlack
}
prefix_pat = string(t.Value)
case "sub":
if t = s.Next(); t.Token != word {
return errFmtAddBlack
}
sub_pat = string(t.Value)
case "regex":
if t = s.Next(); t.Token != word {
return errFmtAddBlack
}
regex_pat = string(t.Value)
default:
return errFmtAddBlack
}
m, err := matcher.New(prefix_pat, sub_pat, regex_pat)
if err != nil {
return err
}
table.AddBlacklist(m)
return nil
}
