2 files changed, 25 insertions, 0 deletions
diff --git a/internal/rtree/main.go b/internal/rtree/main.go
index de92ead..f401ced 100644
--- a/internal/rtree/main.go
+++ b/internal/rtree/main.go
@@ -125,10 +125,20 @@ func commandDrop(index *Index, url string) error {
 }
 
 func commandIndex(index *Index) error {
+	//rebuild index (may delete index entries or restore repos from index entries)
 	err := index.Rebuild()
 	if err != nil {
 		return err
 	}
+
+	//shorten all actually-installed remote URLs into their compact forms
+	for _, repo := range index.Repos {
+		err := repo.ReformatRemoteURLs()
+		if err != nil {
+			return err
+		}
+	}
+
 	return index.Write()
 }
 
diff --git a/internal/rtree/repo.go b/internal/rtree/repo.go
index 8529bfa..59f3811 100644
--- a/internal/rtree/repo.go
+++ b/internal/rtree/repo.go
@@ -223,3 +223,18 @@ func (r *Repo) Move(checkoutPath string, makeSymlink bool) error {
 	}
 	return nil
 }
+
+//ReformatRemoteURLs rewrites the remote URLs in this repo's .git/config into
+//their compact forms.
+func (r Repo) ReformatRemoteURLs() error {
+	for _, remote := range r.Remotes {
+		err := cli.Interface.Run(cli.Command{
+			Program: []string{"git", "remote", "set-url", remote.Name, remote.URL.CompactURL()},
+			WorkDir: r.AbsolutePath(),
+		})
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}