in pkg/generator/cef/cef.go [185:203]
func init() {
for k, v := range extensionMapping {
if v.Value == nil {
continue
}
v.Abbrev = k
extensionMapping[k] = v
extensions = append(extensions, k)
if strings.HasSuffix(k, "Label") {
_, ok := extensionMapping[v.Wants]
if !ok {
panic(fmt.Sprintf("label mapping without target: %v", v.Target))
}
}
}
sort.Strings(extensions)
}