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authorTom Lebreux <tomlebreux@cock.li>2019-04-08 23:14:14 -0400
committerDrew DeVault <sir@cmpwn.com>2019-04-10 15:40:06 -0400
commit3cd0d5bc284985703a3eb1c2eae3c14a28f7200b (patch)
tree8e782ccd35319576ec108dbcd755abbfba106c11
parentec09ec8b0e70dabe216c2109e52fd21ef7fcae2b (diff)
downloadaerc-3cd0d5bc284985703a3eb1c2eae3c14a28f7200b.tar.gz
Fix segfault on :view-message for unloaded message
This also fixes segfault on :view-message on empty directory Signed-off-by: Tom Lebreux <tomlebreux@cock.li>
-rw-r--r--commands/account/view-message.go6
-rw-r--r--widgets/msglist.go4
2 files changed, 10 insertions, 0 deletions
diff --git a/commands/account/view-message.go b/commands/account/view-message.go
index edafd09b..ea6addc2 100644
--- a/commands/account/view-message.go
+++ b/commands/account/view-message.go
@@ -17,8 +17,14 @@ func ViewMessage(aerc *widgets.Aerc, args []string) error {
return errors.New("Usage: view-message")
}
acct := aerc.SelectedAccount()
+ if acct.Messages().Empty() {
+ return nil
+ }
store := acct.Messages().Store()
msg := acct.Messages().Selected()
+ if msg == nil {
+ return nil
+ }
viewer := widgets.NewMessageViewer(aerc.Config(), store, msg)
aerc.NewTab(viewer, runewidth.Truncate(
msg.Envelope.Subject, 32, "…"))
diff --git a/widgets/msglist.go b/widgets/msglist.go
index 1624e647..ea9b2452 100644
--- a/widgets/msglist.go
+++ b/widgets/msglist.go
@@ -138,6 +138,10 @@ func (ml *MessageList) Store() *lib.MessageStore {
return ml.store
}
+func (ml *MessageList) Empty() bool {
+ return ml.store == nil || len(ml.store.Uids) == 0
+}
+
func (ml *MessageList) Selected() *types.MessageInfo {
return ml.store.Messages[ml.store.Uids[len(ml.store.Uids)-ml.selected-1]]
}