Append ".git" to directory name for bare git repositories

cmd_create.go

@@ -13,6 +13,7 @@ func doCreate(c *cli.Context) error {
 		name = c.Args().First()
 		vcs  = c.String("vcs")
 		w    = c.App.Writer
+		bare = c.Bool("bare")
 	)
 
 	if name == "" {
@@ -24,7 +25,7 @@ func doCreate(c *cli.Context) error {
 		return err
 	}
 
-	localRepo, err := LocalRepositoryFromURL(u)
+	localRepo, err := LocalRepositoryFromURL(u, bare)
 	if err != nil {
 		return err
 	}

cmd_get.go

@@ -81,7 +81,7 @@ func doGet(c *cli.Context) error {
 		return err
 	}
 	if andLook && firstArg != "" {
-		return look(firstArg)
+		return look(firstArg, g.bare)
 	}
 	return nil
 }
@@ -121,7 +121,7 @@ func detectShell() string {
 	return "/bin/sh"
 }
 
-func look(name string) error {
+func look(name string, bare bool) error {
 	var (
 		reposFound []*LocalRepository
 		mu         sync.Mutex
@@ -138,7 +138,7 @@ func look(name string) error {
 
 	if len(reposFound) == 0 {
 		if url, err := newURL(name, false, false); err == nil {
-			repo, err := LocalRepositoryFromURL(url)
+			repo, err := LocalRepositoryFromURL(url, bare)
 			if err != nil {
 				return err
 			}

cmd_get_test.go

@@ -206,7 +206,7 @@ func TestCommandGet(t *testing.T) {
 	}, {
 		name: "bare",
 		scenario: func(t *testing.T, tmpRoot string, cloneArgs *_cloneArgs, updateArgs *_updateArgs) {
-			localDir := filepath.Join(tmpRoot, "github.com", "motemen", "ghq-test-repo")
+			localDir := filepath.Join(tmpRoot, "github.com", "motemen", "ghq-test-repo.git")
 
 			app.Run([]string{"", "get", "--bare", "motemen/ghq-test-repo"})
 
@@ -263,13 +263,13 @@ func TestLook(t *testing.T) {
 			t.Errorf("lastCmd.Env[len(lastCmd.Env)-1]: got: %s, expect: %s", gotEnv, expectEnv)
 		}
 
-		err = look("github.com/motemen/_unknown")
+		err = look("github.com/motemen/_unknown", false)
 		expect := "no repository found"
 		if !strings.HasPrefix(fmt.Sprintf("%s", err), expect) {
 			t.Errorf("error should has prefix %q, but: %s", expect, err)
 		}
 
-		err = look("gobump")
+		err = look("gobump", false)
 		expect = "More than one repositories are found; Try more precise name"
 		if !strings.HasPrefix(fmt.Sprintf("%s", err), expect) {
 			t.Errorf("error should has prefix %q, but: %s", expect, err)
@@ -277,6 +277,52 @@ func TestLook(t *testing.T) {
 	})
 }
 
+func TestBareLook(t *testing.T) {
+	withFakeGitBackend(t, func(t *testing.T, tmproot string, _ *_cloneArgs, _ *_updateArgs) {
+		os.MkdirAll(filepath.Join(tmproot, "github.com", "motemen", "ghq.git"), 0o755)
+		os.MkdirAll(filepath.Join(tmproot, "github.com", "motemen", "gobump", ".git"), 0o755)
+		defer func(orig func(cmd *exec.Cmd) error) {
+			cmdutil.CommandRunner = orig
+		}(cmdutil.CommandRunner)
+		var lastCmd *exec.Cmd
+		cmdutil.CommandRunner = func(cmd *exec.Cmd) error {
+			lastCmd = cmd
+			return nil
+		}
+		sh := detectShell()
+
+		err := newApp().Run([]string{"", "get", "--bare", "--look", "https://github.com/motemen/ghq.git"})
+		if err != nil {
+			t.Errorf("error should be nil, but: %s", err)
+		}
+
+		if !reflect.DeepEqual(lastCmd.Args, []string{sh}) {
+			t.Errorf("lastCmd.Args: got: %v, expect: %v", lastCmd.Args, []string{sh})
+		}
+		dir := filepath.Join(tmproot, "github.com", "motemen", "ghq.git")
+		if filepath.Clean(lastCmd.Dir) != dir {
+			t.Errorf("lastCmd.Dir: got: %s, expect: %s", lastCmd.Dir, dir)
+		}
+		gotEnv := lastCmd.Env[len(lastCmd.Env)-1]
+		expectEnv := "GHQ_LOOK=github.com/motemen/ghq.git"
+		if gotEnv != expectEnv {
+			t.Errorf("lastCmd.Env[len(lastCmd.Env)-1]: got: %s, expect: %s", gotEnv, expectEnv)
+		}
+
+		err = look("github.com/motemen/ghq", false)
+		expect := "no repository found"
+		if !strings.HasPrefix(fmt.Sprintf("%s", err), expect) {
+			t.Errorf("error should has prefix %q, but: %s", expect, err)
+		}
+
+		err = look("github.com/motemen/gobump.git", true)
+		expect = "no repository found"
+		if !strings.HasPrefix(fmt.Sprintf("%s", err), expect) {
+			t.Errorf("error should has prefix %q, but: %s", expect, err)
+		}
+	})
+}
+
 func TestDoGet_bulk(t *testing.T) {
 	in := []string{
 		"github.com/x-motemen/ghq",

cmd_list.go

@@ -18,6 +18,7 @@ func doList(c *cli.Context) error {
 		vcsBackend       = c.String("vcs")
 		printFullPaths   = c.Bool("full-path")
 		printUniquePaths = c.Bool("unique")
+		bare             = c.Bool("bare")
 	)
 
 	filterByQuery := func(_ *LocalRepository) bool {
@@ -26,7 +27,7 @@ func doList(c *cli.Context) error {
 	if query != "" {
 		if hasSchemePattern.MatchString(query) || scpLikeURLPattern.MatchString(query) {
 			if url, err := newURL(query, false, false); err == nil {
-				if repo, err := LocalRepositoryFromURL(url); err == nil {
+				if repo, err := LocalRepositoryFromURL(url, bare); err == nil {
 					query = filepath.ToSlash(repo.RelPath)
 				}
 			}

commands.go

@@ -54,6 +54,7 @@ var commandList = &cli.Command{
 		&cli.StringFlag{Name: "vcs", Usage: "Specify `vcs` backend for matching"},
 		&cli.BoolFlag{Name: "full-path", Aliases: []string{"p"}, Usage: "Print full paths"},
 		&cli.BoolFlag{Name: "unique", Usage: "Print unique subpaths"},
+		&cli.BoolFlag{Name: "bare", Usage: "Query bare repositories"},
 	},
 }
 
@@ -72,6 +73,7 @@ var commandCreate = &cli.Command{
 	Action: doCreate,
 	Flags: []cli.Flag{
 		&cli.StringFlag{Name: "vcs", Usage: "Specify `vcs` backend explicitly"},
+		&cli.BoolFlag{Name: "bare", Usage: "Create a bare repository"},
 	},
 }
 

getter.go

@@ -46,7 +46,7 @@ func (g *getter) get(argURL string) error {
 // If isShallow is true, does shallow cloning. (no effect if already cloned or the VCS is Mercurial and git-svn)
 func (g *getter) getRemoteRepository(remote RemoteRepository, branch string) error {
 	remoteURL := remote.URL()
-	local, err := LocalRepositoryFromURL(remoteURL)
+	local, err := LocalRepositoryFromURL(remoteURL, g.bare)
 	if err != nil {
 		return err
 	}
@@ -89,6 +89,10 @@ func (g *getter) getRemoteRepository(remote RemoteRepository, branch string) err
 			localRepoRoot = filepath.Join(local.RootPath, remoteURL.Hostname(), l)
 		}
 
+		if g.bare {
+			localRepoRoot = localRepoRoot + ".git"
+		}
+
 		if remoteURL.Scheme == "codecommit" {
 			repoURL, _ = url.Parse(remoteURL.Opaque)
 		}
@@ -110,11 +114,17 @@ func (g *getter) getRemoteRepository(remote RemoteRepository, branch string) err
 		if vcs == nil {
 			return fmt.Errorf("failed to detect VCS for %q", fpath)
 		}
+		repoURL := remoteURL
+		if remoteURL.Scheme == "codecommit" {
+			repoURL, _ = url.Parse(remoteURL.Opaque)
+		}
 		if getRepoLock(localRepoRoot) {
 			return vcs.Update(&vcsGetOption{
+				url:       repoURL,
 				dir:       localRepoRoot,
 				silent:    g.silent,
 				recursive: g.recursive,
+				bare:      g.bare,
 			})
 		}
 		return nil

local_repository.go

@@ -72,12 +72,17 @@ func LocalRepositoryFromFullPath(fullPath string, backend *VCSBackend) (*LocalRe
 }
 
 // LocalRepositoryFromURL resolve LocalRepository from URL
-func LocalRepositoryFromURL(remoteURL *url.URL) (*LocalRepository, error) {
+func LocalRepositoryFromURL(remoteURL *url.URL, bare bool) (*LocalRepository, error) {
 	pathParts := append(
 		[]string{remoteURL.Hostname()}, strings.Split(remoteURL.Path, "/")...,
 	)
 	relPath := strings.TrimSuffix(filepath.Join(pathParts...), ".git")
 	pathParts[len(pathParts)-1] = strings.TrimSuffix(pathParts[len(pathParts)-1], ".git")
+	if bare {
+		// Force to append ".git" even if remoteURL does not end with ".git".
+		relPath = relPath + ".git"
+		pathParts[len(pathParts)-1] = pathParts[len(pathParts)-1] + ".git"
+	}
 
 	var (
 		localRepository *LocalRepository
@@ -232,6 +237,9 @@ func findVCSBackend(fpath, vcs string) *VCSBackend {
 		if !ok {
 			return nil
 		}
+		if vcsBackend == GitBackend && strings.HasSuffix(fpath, ".git") {
+			return vcsBackend
+		}
 		for _, d := range vcsBackend.Contents {
 			if _, err := os.Stat(filepath.Join(fpath, d)); err == nil {
 				return vcsBackend
@@ -239,6 +247,9 @@ func findVCSBackend(fpath, vcs string) *VCSBackend {
 		}
 		return nil
 	}
+	if strings.HasSuffix(fpath, ".git") {
+		return GitBackend
+	}
 	for _, d := range vcsContents {
 		if _, err := os.Stat(filepath.Join(fpath, d)); err == nil {
 			return vcsContentsMap[d]

local_repository_test.go

@@ -123,7 +123,7 @@ func TestNewLocalRepository(t *testing.T) {
 			defer func(orig string) { _home = orig }(_home)
 			_home = ""
 			homeOnce = &sync.Once{}
-			r, err := LocalRepositoryFromURL(mustParseURL(tc.url))
+			r, err := LocalRepositoryFromURL(mustParseURL(tc.url), false)
 			if err != nil {
 				t.Errorf("error should be nil but: %s", err)
 			}
@@ -249,6 +249,15 @@ func TestFindVCSBackend(t *testing.T) {
 		setup  func(t *testing.T) (string, string)
 		expect *VCSBackend
 	}{{
+		name: "git-bare",
+		setup: func(t *testing.T) (string, string) {
+			dir := newTempDir(t)
+			dir = dir + ".git"
+			os.MkdirAll(dir, 0o755)
+			return dir, ""
+		},
+		expect: GitBackend,
+	}, {
 		name: "git",
 		setup: func(t *testing.T) (string, string) {
 			dir := newTempDir(t)

vcs.go

@@ -78,6 +78,9 @@ var GitBackend = &VCSBackend{
 		if _, err := os.Stat(filepath.Join(vg.dir, ".git/svn")); err == nil {
 			return GitsvnBackend.Update(vg)
 		}
+		if vg.bare {
+			return runInDir(true)(vg.dir, "git", "fetch", vg.url.String(), "*:*")
+		}
 		err := runInDir(true)(vg.dir, "git", "rev-parse", "@{upstream}")
 		if err != nil {
 			err := runInDir(vg.silent)(vg.dir, "git", "fetch")
@@ -96,7 +99,11 @@ var GitBackend = &VCSBackend{
 		return nil
 	},
 	Init: func(dir string) error {
-		return cmdutil.RunInDir(dir, "git", "init")
+		args := []string{"init"}
+		if strings.HasSuffix(dir, ".git") {
+			args = append(args, "--bare")
+		}
+		return cmdutil.RunInDir(dir, "git", args...)
 	},
 	Contents: []string{".git"},
 }