diff options
Diffstat (limited to 'menu')
| -rw-r--r-- | menu/menu.go | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/menu/menu.go b/menu/menu.go index 232a837..7f71e2d 100644 --- a/menu/menu.go +++ b/menu/menu.go @@ -8,8 +8,12 @@ import ( ) var WrongModelTypeError = errors.New("wrong model type") +var NoSourcesIndexedError = errors.New("no sources indexed") func Show(st *model.State, hydrators []model.Hydrator) (*model.HydratedSource, model.HydratedTarget, error) { + if len(st.Sources) == 0 { + return nil, nil, NoSourcesIndexedError + } md := NewModel(st, hydrators) program := tea.NewProgram(md) resultModel, err := program.Run() |