Merge pull request #29 from moul/dev/moul/doctor

README.md

@@ -24,20 +24,24 @@
 ```console
 foo@bar:~$ repoman -h
 USAGE
-  repoman
+  repoman <subcommand>
 
 SUBCOMMANDS
+  info                 get project info
   doctor               perform various checks (read-only)
   maintenance          perform various maintenance tasks (write)
   version              show version and build info
   template-post-clone  replace template
+
+FLAGS
+  -v false  verbose mode
 ```
 
 [embedmd]:# (.tmp/usage-maintenance.txt console)
 ```console
 foo@bar:~$ repoman maintenance -h
 USAGE
-  maintenance
+  maintenance [opts] <path...>
 
 FLAGS
   -bump-deps false            bump dependencies
@@ -53,7 +57,7 @@ FLAGS
 ```console
 foo@bar:~$ repoman template-post-clone -h
 USAGE
-  template-post-clone
+  template-post-clone [opts] <path...>
 
 FLAGS
   -checkout-main-branch true           switch to the main branch before applying the changes

doctor.go

@@ -2,16 +2,19 @@ package main
 
 import (
 	"context"
+	"flag"
 	"fmt"
 
-	"github.com/hokaccha/go-prettyjson"
 	"go.uber.org/multierr"
 	"go.uber.org/zap"
 	"golang.org/x/sync/errgroup"
 	"moul.io/u"
 )
 
 func doDoctor(ctx context.Context, args []string) error {
+	if len(args) < 1 {
+		return flag.ErrHelp
+	}
 	paths := u.UniqueStrings(args)
 	logger.Debug("doDoctor", zap.Any("opts", opts), zap.Strings("project", paths))
 
@@ -36,10 +39,8 @@ func doDoctorOnce(_ context.Context, path string) error {
 	if err != nil {
 		return fmt.Errorf("invalid project: %w", err)
 	}
-	s, err := prettyjson.Marshal(project)
-	if err != nil {
-		return fmt.Errorf("json marshal error: %w", err)
-	}
-	fmt.Println(string(s))
+	_ = project
+	// FIXME: perform more tests
+	fmt.Println("OK")
 	return nil
 }