vala-gen-introspect(1) on Linux
The text 51574bb1ecf4, as Debian 10 (Buster) shipped it.
generate a GI file for GObject and glib based packages
Flags it lists
-
--help -
--include-idl -
--namespace -
--output -
--shared-library -
--verbose -
-h -
-n -
-o -
-v