func listImplications(store *storage.Storage, tx *storage.Tx, colour bool) error {
log.Infof(2, "retrieving tag implications.")
implications, err := store.Implications(tx)
if err != nil {
return fmt.Errorf("could not retrieve implications: %v", err)
}
width := 0
for _, implication := range implications {
length := len(implication.ImplyingTag.Name)
if implication.ImplyingValue.Id != 0 {
length += 1 + len(implication.ImplyingValue.Name)
}
if length > width {
width = length
}
}
if len(implications) > 0 {
for _, implication := range implications {
implying := formatTagValueName(implication.ImplyingTag.Name, implication.ImplyingValue.Name, colour, false, true)
implied := formatTagValueName(implication.ImpliedTag.Name, implication.ImpliedValue.Name, colour, true, false)
fmt.Printf("%*v -> %v\n", width, implying, implied)
}
}
return nil
}