diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/msgstore.go | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/lib/msgstore.go b/lib/msgstore.go index 52cd739..42795af 100644 --- a/lib/msgstore.go +++ b/lib/msgstore.go @@ -503,12 +503,19 @@ func (store *MessageStore) SelectedIndex() int { } func (store *MessageStore) Select(index int) { - uids := store.Uids() - store.selected = index - if store.selected < 0 { - store.selected = len(uids) - 1 - } else if store.selected > len(uids) { - store.selected = len(uids) + l := len(store.Uids()) + switch { + case l+index < 0: + // negative index overruns length of list + store.selected = 0 + case index < 0: + // negative index, select from bottom + store.selected = l + index + case index >= l: + // index greater than length, select last + store.selected = l - 1 + default: + store.selected = index } store.updateVisual() } |