Run cargo fmt on the custom code

rust-bindings/rust/libostree/tests/roundtrip.rs

@@ -3,13 +3,11 @@ extern crate glib;
 extern crate libostree;
 extern crate tempfile;
 
+use glib::prelude::*;
+use libostree::prelude::*;
 use std::fs;
 use std::io;
 use std::io::Write;
-use glib::prelude::*;
-use libostree::prelude::*;
-
-
 
 fn create_repo(repodir: &tempfile::TempDir) -> Result<libostree::Repo, glib::Error> {
     let repo = libostree::Repo::new_for_path(repodir.path());
@@ -23,14 +21,20 @@ fn create_test_file(treedir: &tempfile::TempDir) -> Result<(), io::Error> {
     Ok(())
 }
 
-fn create_mtree(treedir: &tempfile::TempDir, repo: &libostree::Repo) -> Result<libostree::MutableTree, glib::Error> {
+fn create_mtree(
+    treedir: &tempfile::TempDir,
+    repo: &libostree::Repo,
+) -> Result<libostree::MutableTree, glib::Error> {
     let gfile = gio::File::new_for_path(treedir.path());
     let mtree = libostree::MutableTree::new();
     repo.write_directory_to_mtree(&gfile, &mtree, None, None)?;
     Ok(mtree)
 }
 
-fn commit_mtree(repo: &libostree::Repo, mtree: &libostree::MutableTree) -> Result<String, glib::Error> {
+fn commit_mtree(
+    repo: &libostree::Repo,
+    mtree: &libostree::MutableTree,
+) -> Result<String, glib::Error> {
     repo.prepare_transaction(None)?;
     let repo_file = repo.write_mtree(mtree, None)?.downcast().unwrap();
     let checksum = repo.write_commit(None, "Test Commit", None, None, &repo_file, None)?;
@@ -56,8 +60,7 @@ fn should_commit_content_to_repo_and_list_refs_again() {
     let checksum = commit_mtree(&repo, &mtree).expect("failed to commit mtree");
 
     let repo = open_repo(&repodir).expect("failed to open repo");
-    let refs = repo.list_refs(None, None)
-        .expect("failed to list refs");
+    let refs = repo.list_refs(None, None).expect("failed to list refs");
     assert_eq!(refs.len(), 1);
     assert_eq!(refs["test"], checksum);
 }