all: fix minor issues found by staticcheck

Signed-off-by: Moritz Poldrack <git@moritz.sh>

commands/compose/send.go

@@ -189,7 +189,7 @@ func newSendmailSender(ctx sendCtx) (io.WriteCloser, error) {
 		return nil, fmt.Errorf("no command specified")
 	}
 	bin := args[0]
-	rs := make([]string, len(ctx.rcpts), len(ctx.rcpts))
+	rs := make([]string, len(ctx.rcpts))
 	for i := range ctx.rcpts {
 		rs[i] = ctx.rcpts[i].Address
 	}

commands/msg/delete.go

@@ -88,7 +88,7 @@ func findNextNonDeleted(deleted []uint32, store *lib.MessageStore) *models.Messa
 	if !contains(deleted, selected.Uid) {
 		return selected
 	}
-	for {
+
 	store.Next()
 	next := store.Selected()
 	if next == selected || next == nil {
@@ -97,7 +97,6 @@ func findNextNonDeleted(deleted []uint32, store *lib.MessageStore) *models.Messa
 	}
 	return next
 }
-}
 
 func contains(uids []uint32, uid uint32) bool {
 	for _, item := range uids {

commands/msg/reply.go

@@ -122,7 +122,7 @@ func (reply) Execute(aerc *widgets.Aerc, args []string) error {
 			}
 		}
 		if len(to) == 0 {
-			to = append(msg.Envelope.To)
+			to = msg.Envelope.To
 		}
 	}
 

commands/msgview/open.go

@@ -37,7 +37,7 @@ func (Open) Execute(aerc *widgets.Aerc, args []string) error {
 		if part, err := p.Msg.BodyStructure.PartAtIndex(p.Index); err == nil {
 			mimeType := fmt.Sprintf("%s/%s", part.MIMEType, part.MIMESubType)
 
-			if exts, _ := mime.ExtensionsByType(mimeType); exts != nil && len(exts) > 0 {
+			if exts, _ := mime.ExtensionsByType(mimeType); len(exts) > 0 {
 				extension = exts[0]
 			}
 		}

commands/msgview/save.go

@@ -151,10 +151,8 @@ func isDirExists(path string) bool {
 //pathExists returns true if path exists
 func pathExists(path string) bool {
 	_, err := os.Stat(path)
-	if err != nil {
-		return false // we don't really care why it failed
-	}
-	return true
+
+	return err == nil
 }
 
 //isAbsPath returns true if path given is anchored to / or . or ~

lib/msgstore.go

@@ -575,7 +575,7 @@ func (store *MessageStore) updateVisual() {
 	}
 	missing := make([]uint32, 0)
 	for _, uid := range visUids {
-		if msg, _ := store.Messages[uid]; msg == nil {
+		if msg := store.Messages[uid]; msg == nil {
 			missing = append(missing, uid)
 		}
 	}

lib/socket.go

@@ -83,7 +83,7 @@ func (as *AercServer) handleClient(conn net.Conn) {
 			if err != nil {
 				conn.Write([]byte(fmt.Sprintf("result: %v\n", err)))
 			} else {
-				conn.Write([]byte(fmt.Sprint("result: success\n")))
+				conn.Write([]byte("result: success\n"))
 			}
 		}
 	}

widgets/aerc.go

@@ -598,13 +598,11 @@ func (aerc *Aerc) AddDialog(d ui.DrawableInteractive) {
 		aerc.Invalidate()
 	})
 	aerc.Invalidate()
-	return
 }
 
 func (aerc *Aerc) CloseDialog() {
 	aerc.dialog = nil
 	aerc.Invalidate()
-	return
 }
 
 func (aerc *Aerc) GetPassword(title string, prompt string) (chText chan string, chErr chan error) {
@@ -622,7 +620,6 @@ func (aerc *Aerc) GetPassword(title string, prompt string) (chText chan string,
 		}
 		chErr <- nil
 		chText <- pw
-		return
 	})
 	aerc.AddDialog(getPasswd)
 

widgets/compose.go

@@ -876,7 +876,6 @@ func (he *headerEditor) storeValue() {
 			// fix the issue
 			he.header.SetText(he.name, val)
 		}
-		val = format.FormatAddresses(list)
 	default:
 		he.header.SetText(he.name, val)
 	}

widgets/msgviewer.go

@@ -54,10 +54,7 @@ func NewMessageViewer(acct *AccountView,
 	hf := HeaderLayoutFilter{
 		layout: HeaderLayout(conf.Viewer.HeaderLayout),
 		keep: func(msg *models.MessageInfo, header string) bool {
-			if fmtHeader(msg, header, "2") != "" {
-				return true
-			}
-			return false
+			return fmtHeader(msg, header, "2") != ""
 		},
 	}
 	layout := hf.forMessage(msg.MessageInfo())

widgets/terminal.go

@@ -134,7 +134,7 @@ func NewTerminal(cmd *exec.Cmd) (*Terminal, error) {
 				return
 			}
 			term.writeMutex.Lock()
-			n, err = term.vterm.Write(buf[:n])
+			_, err = term.vterm.Write(buf[:n])
 			term.writeMutex.Unlock()
 			if err != nil {
 				term.Close(err)
@@ -166,7 +166,7 @@ func (term *Terminal) flushTerminal() {
 		if n == 0 {
 			break
 		}
-		n, err = term.pty.Write(buf[:n])
+		_, err = term.pty.Write(buf[:n])
 		if err != nil {
 			term.Close(err)
 			return