Add error checking if the store fails

app.go

@@ -475,11 +475,21 @@ func (app *app) loop() {
  }
 }
 
-func (app *app) exportData() {
- store("maps", listBinds(gOpts.keys))
- store("cmaps", listBinds(gOpts.cmdkeys))
- store("cmds", listCmds())
- store("jumps", listJumps(app.nav.jumpList, app.nav.jumpListInd))
+func (app *app) exportData() error {
+ if err := store("maps", listBinds(gOpts.keys)); err != nil {
+ return err
+ }
+ if err := store("cmaps", listBinds(gOpts.cmdkeys)); err != nil {
+ return err
+ }
+ if err := store("cmds", listCmds()); err != nil {
+ return err
+ }
+ if err := store("jumps", listJumps(app.nav.jumpList, app.nav.jumpListInd)); err != nil {
+ return err
+ }
+
+ return nil
 }
 
 func (app *app) runCmdSync(cmd *exec.Cmd, pause_after bool) {
@@ -520,7 +530,10 @@ func (app *app) runShell(s string, args []string, prefix string) {
  exportOpts()
 
  if !gSingleMode {
- app.exportData()
+ if err := app.exportData(); err != nil {
+ app.ui.echoerrf("exporting data: %s", err)
+ return
+ }
  }
 
  cmd := shellCommand(s, args)

client.go

@@ -122,11 +122,10 @@ func remote(cmd string) error {
  return nil
 }
 
-func store(key string, reader io.Reader) {
+func store(key string, reader io.Reader) error {
  c, err := net.Dial(gSocketProt, gSocketPath)
  if err != nil {
- log.Printf("dialing to send server: %s", err)
- return
+ return fmt.Errorf("dialing to send server: %s", err)
  }
  defer c.Close()
 
@@ -145,5 +144,10 @@ func store(key string, reader io.Reader) {
  }
 
  // wait for server to finish storing data and send response, if any
- io.ReadAll(c)
+ _, err = io.ReadAll(c)
+ if err != nil {
+ return fmt.Errorf("getting response from server: %s", err)
+ }
+
+ return nil
 }