commands: open and close the backend in a single place, simplify commands

1 files changed, 5 insertions, 14 deletions

diff --git a/commands/ls-id.go b/commands/ls-id.go
index 6624793d..bed6c057 100644
--- a/commands/ls-id.go
+++ b/commands/ls-id.go
@@ -2,18 +2,16 @@ package commands
 
 import (
 	"github.com/spf13/cobra"
-
-	"github.com/MichaelMure/git-bug/cache"
-	"github.com/MichaelMure/git-bug/util/interrupt"
 )
 
 func newLsIdCommand() *cobra.Command {
 	env := newEnv()
 
 	cmd := &cobra.Command{
-		Use:     "ls-id [<prefix>]",
-		Short:   "List bug identifiers.",
-		PreRunE: loadRepo(env),
+		Use:      "ls-id [<prefix>]",
+		Short:    "List bug identifiers.",
+		PreRunE:  loadBackend(env),
+		PostRunE: closeBackend(env),
 		RunE: func(cmd *cobra.Command, args []string) error {
 			return runLsId(env, args)
 		},
@@ -23,19 +21,12 @@ func newLsIdCommand() *cobra.Command {
 }
 
 func runLsId(env *Env, args []string) error {
-	backend, err := cache.NewRepoCache(env.repo)
-	if err != nil {
-		return err
-	}
-	defer backend.Close()
-	interrupt.RegisterCleaner(backend.Close)
-
 	var prefix = ""
 	if len(args) != 0 {
 		prefix = args[0]
 	}
 
-	for _, id := range backend.AllBugsIds() {
+	for _, id := range env.backend.AllBugsIds() {
 		if prefix == "" || id.HasPrefix(prefix) {
 			env.out.Println(id)
 		}