1 files changed, 9 insertions, 0 deletions
diff --git a/src/lib.rs b/src/lib.rs
index 94cc437..8b3b7ee 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -19,6 +19,7 @@ use {
     syn::{spanned::Spanned, GenericArgument, LitStr, PathArguments, Type},
 };
 
+mod args_info;
 mod errors;
 mod help;
 mod parse_attrs;
@@ -31,6 +32,14 @@ pub fn argh_derive(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
     gen.into()
 }
 
+/// Entrypoint for `#[derive(ArgsInfo)]`.
+#[proc_macro_derive(ArgsInfo, attributes(argh))]
+pub fn args_info_derive(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
+    let ast = syn::parse_macro_input!(input as syn::DeriveInput);
+    let gen = args_info::impl_args_info(&ast);
+    gen.into()
+}
+
 /// Transform the input into a token stream containing any generated implementations,
 /// as well as all errors that occurred.
 fn impl_from_args(input: &syn::DeriveInput) -> TokenStream {