Remove FromSaved macro

codegen/src/lib.rs

@@ -301,28 +301,6 @@ pub fn derive_has_layout_impl(input: TokenStream) -> TokenStream {
     .into()
 }
 
-/// Generates an implementation of `FromSaved<Sim, Analysis>` for a type.
-///
-/// All fields of the type must implement `FromSaved`.
-/// Unit structs are not supported. Enums that do not embed a field in at least
-/// one variant are also not supported.
-///
-/// # Examples
-///
-#[doc = get_snippets!("core", "sim_from_saved")]
-#[proc_macro_error]
-#[proc_macro_derive(FromSaved, attributes(substrate))]
-pub fn derive_from_saved(input: TokenStream) -> TokenStream {
-    let receiver = sim::save::FromSavedInputReceiver::from_derive_input(&parse_macro_input!(
-        input as DeriveInput
-    ));
-    let receiver = handle_error!(receiver);
-    quote!(
-        #receiver
-    )
-    .into()
-}
-
 pub(crate) fn substrate_ident() -> TokenStream2 {
     match crate_name("substrate").expect("substrate is present in `Cargo.toml`") {
         FoundCrate::Itself => quote!(::substrate),

codegen/src/sim/mod.rs

@@ -5,8 +5,6 @@ use syn::parse_macro_input;
 
 use crate::substrate_ident;
 
-pub(crate) mod save;
-
 pub(crate) struct TuplesImpl {
     max: usize,
 }

substrate/src/simulation/data.rs

@@ -1,7 +1,4 @@
 //! Interfaces for interacting with simulation data.
-
-pub use codegen::FromSaved;
-
 use crate::schematic::HasNestedView;
 use crate::simulation::{Analysis, SimulationContext, Simulator};