tycho_types_proc/
lib.rs

1use proc_macro::TokenStream;
2use quote::quote;
3
4mod bound;
5mod derive_load;
6mod derive_store;
7mod internals;
8
9#[derive(Copy, Clone, Eq, PartialEq)]
10enum Derive {
11    Debug,
12}
13
14/// Implements `Load` for the type.
15#[proc_macro_derive(Load, attributes(bounds, tlb))]
16pub fn derive_load(input: TokenStream) -> TokenStream {
17    let input = syn::parse_macro_input!(input as syn::DeriveInput);
18    derive_load::impl_derive(input)
19        .unwrap_or_else(to_compile_errors)
20        .into()
21}
22
23/// Implements `Store` for the type.
24#[proc_macro_derive(Store, attributes(bounds, tlb))]
25pub fn derive_store(input: TokenStream) -> TokenStream {
26    let input = syn::parse_macro_input!(input as syn::DeriveInput);
27    derive_store::impl_derive(input)
28        .unwrap_or_else(to_compile_errors)
29        .into()
30}
31
32fn to_compile_errors(errors: Vec<syn::Error>) -> proc_macro2::TokenStream {
33    let compile_errors = errors.iter().map(syn::Error::to_compile_error);
34    quote!(#(#compile_errors)*)
35}