1 files changed, 63 insertions, 40 deletions

diff --git a/git-shell-commands.go b/git-shell-commands.go
index 1b530f0..ccb940a 100644
--- a/git-shell-commands.go
+++ b/git-shell-commands.go
@@ -23,24 +23,26 @@ func checkRepoName(name string) (string, error) {
 	return name, nil
 }
 
-func create() error {
-	flag.Usage = func() {
-		fmt.Fprintf(os.Stderr, `Usage: create [REPO]
-Create a new git repo named REPO.
-`)
-	}
-	flag.Parse()
-	args := flag.Args()
+func checkRepoNames(args []string) ([]string, error) {
 	if len(args) == 0 {
-		return fmt.Errorf("missing positional argument\nUse create -help for usage info")
+		return nil, fmt.Errorf("missing operand\nUse %s -help for usage info", filepath.Base(os.Args[0]))
 	}
-	if len(args) > 1 {
-		return fmt.Errorf("too many positional arguments\nUse create -help for usage info")
+	names := make([]string, len(args))
+	var errs []error
+	for i, arg := range args {
+		var err error
+		names[i], err = checkRepoName(arg)
+		if err != nil {
+			errs = append(errs, err)
+		}
 	}
-	name, err := checkRepoName(args[0])
-	if err != nil {
-		return err
+	if len(errs) > 0 {
+		return nil, errors.Join(errs...)
 	}
+	return names, nil
+}
+
+func createRepo(name string) error {
 	dir := filepath.Join(codeDir, name)
 	fmt.Printf("mkdir %s\n", dir)
 	if err := os.Mkdir(dir, 0755); err != nil {
@@ -63,29 +65,34 @@ Create a new git repo named REPO.
 	return nil
 }
 
-func fileExists(path string) bool {
-	_, err := os.Stat(path)
-	return !errors.Is(err, fs.ErrNotExist)
-}
-
-func delete() error {
+func create() {
 	flag.Usage = func() {
-		fmt.Fprintf(os.Stderr, `Usage: delete [REPO]
-Delete the git repo named REPO.
+		fmt.Fprintf(os.Stderr, `Usage: create [REPO]...
+Create a new git repo named REPO.
 `)
 	}
 	flag.Parse()
-	args := flag.Args()
-	if len(args) == 0 {
-		return fmt.Errorf("missing positional argument\nUse delete -help for usage info")
-	}
-	if len(args) > 1 {
-		return fmt.Errorf("too many positional arguments\nUse delete -help for usage info")
-	}
-	name, err := checkRepoName(args[0])
+	names, err := checkRepoNames(flag.Args())
 	if err != nil {
-		return err
+		fmt.Fprintln(os.Stderr, err)
+		os.Exit(1)
+	}
+	exitCode := 0
+	for _, name := range names {
+		if err := createRepo(name); err != nil {
+			fmt.Fprintln(os.Stderr, err)
+			exitCode = 1
+		}
 	}
+	os.Exit(exitCode)
+}
+
+func fileExists(path string) bool {
+	_, err := os.Stat(path)
+	return !errors.Is(err, fs.ErrNotExist)
+}
+
+func deleteRepo(name string) error {
 	dir := filepath.Join(codeDir, name)
 	fmt.Printf("rm -rf %s\n", dir)
 	if !fileExists(dir) {
@@ -97,6 +104,28 @@ Delete the git repo named REPO.
 	return nil
 }
 
+func delete() {
+	flag.Usage = func() {
+		fmt.Fprintf(os.Stderr, `Usage: delete [REPO]...
+Delete the git repo named REPO.
+`)
+	}
+	flag.Parse()
+	names, err := checkRepoNames(flag.Args())
+	if err != nil {
+		fmt.Fprintln(os.Stderr, err)
+		os.Exit(1)
+	}
+	exitCode := 0
+	for _, name := range names {
+		if err := deleteRepo(name); err != nil {
+			fmt.Fprintln(os.Stderr, err)
+			exitCode = 1
+		}
+	}
+	os.Exit(exitCode)
+}
+
 func help() {
 	fmt.Printf(`Available commands:
 	create	create a new git repo
@@ -106,18 +135,12 @@ func help() {
 }
 
 func main() {
-	cmd := filepath.Base(os.Args[0])
-	var err error
-	switch cmd {
+	switch filepath.Base(os.Args[0]) {
 	case "create":
-		err = create()
+		create()
 	case "delete":
-		err = delete()
+		delete()
 	default:
 		help()
 	}
-	if err != nil {
-		fmt.Fprintln(os.Stderr, err)
-		os.Exit(1)
-	}
 }