Address PR comments

pkg/commands/git_commands/worktree.go

@@ -1,5 +1,15 @@
 package git_commands
 
+import (
+	"errors"
+	"fmt"
+	"io/fs"
+	"log"
+	"os"
+
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+)
+
 type WorktreeCommands struct {
 	*GitCommon
 }
@@ -21,3 +31,22 @@ func (self *WorktreeCommands) Delete(worktreePath string, force bool) error {
 
 	return self.cmd.New(cmdArgs).Run()
 }
+
+func (self *WorktreeCommands) IsCurrentWorktree(w *models.Worktree) bool {
+	pwd, err := os.Getwd()
+	if err != nil {
+		log.Fatalln(err.Error())
+	}
+
+	return pwd == w.Path
+}
+
+func (self *WorktreeCommands) IsWorktreePathMissing(w *models.Worktree) bool {
+	if _, err := os.Stat(w.Path); err != nil {
+		if errors.Is(err, fs.ErrNotExist) {
+			return true
+		}
+		log.Fatalln(fmt.Errorf("failed to check if worktree path `%s` exists\n%w", w.Path, err).Error())
+	}
+	return false
+}