Merge pull request #1156 from alixander/fix-watch-mode

fix watch mode

d2cli/main.go

@@ -373,7 +373,7 @@ func compile(ctx context.Context, ms *xmain.State, plugin d2plugin.Plugin, rende
 		}
 		var out []byte
 		if len(boards) > 0 {
-			out := boards[0]
+			out = boards[0]
 			if animateInterval > 0 {
 				out, err = d2animate.Wrap(diagram, boards, renderOpts, int(animateInterval))
 				if err != nil {

d2graph/d2graph.go

@@ -385,7 +385,7 @@ func (s *Style) Apply(key, value string) error {
 			break
 		}
 		if !go2.Contains(textTransforms, strings.ToLower(value)) {
-			return fmt.Errorf(`expected "text-transform" to be one of (%s)`, strings.Join(textTransforms, ","))
+			return fmt.Errorf(`expected "text-transform" to be one of (%s)`, strings.Join(textTransforms, ", "))
 		}
 		s.TextTransform.Value = value
 	default: