pr292: Review fixes

ci/release/changelogs/next.md

@@ -1,6 +1,6 @@
 #### Features 🚀
 
-- autoformat is supported on the CLI with the `fmt` subcommand.
+- Formatting of d2 scripts is supported on the CLI with the `fmt` subcommand.
   [#292](https://github.com/terrastruct/d2/pull/292)
 - Latex is now supported. See [docs](https://d2lang.com/tour/text) for more.
   [#229](https://github.com/terrastruct/d2/pull/229)

ci/release/template/man/d2.1

@@ -78,7 +78,7 @@ Lists available layout engine options with short help.
 .It Ar layout Op Ar name
 Display long help for a particular layout engine.
 .It Ar fmt Ar file.d2
-Autoformat
+Format
 .Ar file.d2
 .Ns .
 .El

ci/sub

@@ -1 +1 @@
-Subproject commit 702b771228f41e5485b5f3f593ce79f6efcb555d
+Subproject commit a39a678570a0454d6bf63f9012fb5ec107e24df5

fmt.go

@@ -11,14 +11,14 @@ import (
 	"oss.terrastruct.com/d2/lib/xmain"
 )
 
-func autofmt(ctx context.Context, ms *xmain.State) (err error) {
-	defer xdefer.Errorf(&err, "autofmt failed")
+func fmtCmd(ctx context.Context, ms *xmain.State) (err error) {
+	defer xdefer.Errorf(&err, "failed to fmt")
 
 	ms.Opts = xmain.NewOpts(ms.Env, ms.Log, ms.Opts.Flags.Args()[1:])
 	if len(ms.Opts.Args) == 0 {
 		return xmain.UsageErrorf("fmt must be passed the file to be formatted")
 	} else if len(ms.Opts.Args) > 1 {
-		return xmain.UsageErrorf("fmt only accepts one argument for the file to be formatted")
+		return xmain.UsageErrorf("fmt accepts only one argument for the file to be formatted")
 	}
 
 	inputPath := ms.Opts.Args[0]

help.go

@@ -32,13 +32,13 @@ Flags:
 Subcommands:
   %[1]s layout - Lists available layout engine options with short help
   %[1]s layout [name] - Display long help for a particular layout engine
-  %[1]s fmt file.d2 - Autoformat file.d2
+  %[1]s fmt file.d2 - Format file.d2
 
 See more docs and the source code at https://oss.terrastruct.com/d2
 `, filepath.Base(ms.Name), ms.Opts.Defaults())
 }
 
-func layoutHelp(ctx context.Context, ms *xmain.State) error {
+func layoutCmd(ctx context.Context, ms *xmain.State) error {
 	if len(ms.Opts.Flags.Args()) == 1 {
 		return shortLayoutHelp(ctx, ms)
 	} else if len(ms.Opts.Flags.Args()) == 2 {

main.go

@@ -73,9 +73,9 @@ func run(ctx context.Context, ms *xmain.State) (err error) {
 	if len(ms.Opts.Flags.Args()) > 0 {
 		switch ms.Opts.Flags.Arg(0) {
 		case "layout":
-			return layoutHelp(ctx, ms)
+			return layoutCmd(ctx, ms)
 		case "fmt":
-			return autofmt(ctx, ms)
+			return fmtCmd(ctx, ms)
 		case "version":
 			if len(ms.Opts.Flags.Args()) > 1 {
 				return xmain.UsageErrorf("version subcommand accepts no arguments")