add create subcommand

cmd_create.go

@@ -0,0 +1,40 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/exec"
+	"path/filepath"
+
+	"github.com/motemen/ghq/cmdutil"
+	"github.com/urfave/cli"
+)
+
+func doCreate(c *cli.Context) error {
+	var (
+		name = c.Args().First()
+		w    = c.App.Writer
+	)
+	u, err := newURL(name, false, true)
+	if err != nil {
+		return err
+	}
+	root, err := getRoot(u.String())
+	if err != nil {
+		return err
+	}
+	p := filepath.Join(root, u.Hostname(), u.Path)
+	if err := os.MkdirAll(p, 0755); err != nil {
+		return err
+	}
+
+	cmd := exec.Command("git", "init")
+	cmd.Stdout = os.Stderr
+	cmd.Stderr = os.Stderr
+	cmd.Dir = p
+	if err := cmdutil.RunCommand(cmd, true); err != nil {
+		return err
+	}
+	_, err = fmt.Fprintln(w, p)
+	return err
+}

commands.go

@@ -13,6 +13,7 @@ var commands = []cli.Command{
 	commandLook,
 	commandImport,
 	commandRoot,
+	commandCreate,
 }
 
 // cloneFlags are comman flags of `get` and `import` subcommands
@@ -85,6 +86,12 @@ var commandRoot = cli.Command{
 	},
 }
 
+var commandCreate = cli.Command{
+	Name:   "create",
+	Usage:  "Create repository",
+	Action: doCreate,
+}
+
 type commandDoc struct {
 	Parent    string
 	Arguments string
@@ -96,6 +103,7 @@ var commandDocs = map[string]commandDoc{
 	"look":   {"", "<project> | <user>/<project> | <host>/<user>/<project>"},
 	"import": {"", "< file"},
 	"root":   {"", ""},
+	"create": {"", "<project> | <user>/<project> | <host>/<user>/<project>"},
 }
 
 // Makes template conditionals to generate per-command documents.

local_repository.go

@@ -96,16 +96,11 @@ func LocalRepositoryFromURL(remoteURL *url.URL) (*LocalRepository, error) {
 		return localRepository, nil
 	}
 
-	prim, err := gitconfig.Do("--path", "--get-urlmatch", "ghq.root", remoteURL.String())
-	if err != nil && !gitconfig.IsNotFound(err) {
+	prim, err := getRoot(remoteURL.String())
+	if err != nil {
 		return nil, err
 	}
-	if prim == "" {
-		prim, err = primaryLocalRepositoryRoot()
-		if err != nil {
-			return nil, err
-		}
-	}
+
 	// No local repository found, returning new one
 	return &LocalRepository{
 		FullPath:  filepath.Join(prim, relPath),
@@ -115,6 +110,20 @@ func LocalRepositoryFromURL(remoteURL *url.URL) (*LocalRepository, error) {
 	}, nil
 }
 
+func getRoot(u string) (string, error) {
+	prim, err := gitconfig.Do("--path", "--get-urlmatch", "ghq.root", u)
+	if err != nil && !gitconfig.IsNotFound(err) {
+		return "", err
+	}
+	if prim == "" {
+		prim, err = primaryLocalRepositoryRoot()
+		if err != nil {
+			return "", err
+		}
+	}
+	return prim, nil
+}
+
 // Subpaths returns lists of tail parts of relative path from the root directory (shortest first)
 // for example, {"ghq", "motemen/ghq", "github.com/motemen/ghq"} for $root/github.com/motemen/ghq.
 func (repo *LocalRepository) Subpaths() []string {