feat(sync): Default input directory to '.' (#1869)

erezrokah · web-flow · commit 005c9152f7de · 2022-09-19T12:20:28.000Z
#### Summary

The `gen` command defaults to writing configuration files to the current directory.
I'd expect the `sync` command to have the same default.

---
diff --git a/cli/cmd/sync.go b/cli/cmd/sync.go
@@ -26,15 +26,18 @@ func NewCmdSync() *cobra.Command {
 		Short:   fetchShort,
 		Long:    fetchShort,
 		Example: fetchExample,
-		Args:    cobra.ExactArgs(1),
+		Args:    cobra.MaximumNArgs(1),
 		RunE:    sync,
 	}
 	return cmd
 }
 
 func sync(cmd *cobra.Command, args []string) error {
 	ctx := cmd.Context()
-	directory := args[0]
+	directory := "."
+	if len(args) > 0 {
+		directory = args[0]
+	}
 	fmt.Println("Loading specs from directory: ", directory)
 	specReader, err := specs.NewSpecReader(directory)
 	if err != nil {
