ephemeral_rollups_sdk_attribute_commit/
lib.rs

1extern crate proc_macro;
2use proc_macro::TokenStream;
3use proc_macro2::TokenStream as TokenStream2;
4use quote::quote;
5use syn::parse::Parser;
6use syn::{parse_macro_input, Field, Fields, ItemStruct};
7
8fn generated_unchecked_account_type() -> TokenStream2 {
9    if cfg!(feature = "backward-compat") {
10        quote! { AccountInfo<'info> }
11    } else {
12        quote! { UncheckedAccount<'info> }
13    }
14}
15
16#[proc_macro_attribute]
17pub fn commit(_attr: TokenStream, item: TokenStream) -> TokenStream {
18    let input = parse_macro_input!(item as ItemStruct);
19
20    let name = &input.ident;
21    let attrs = &input.attrs; // Capture all attributes
22    let unchecked_account = generated_unchecked_account_type();
23    let expanded = if let Fields::Named(fields_named) = &input.fields {
24        let mut has_magic_program = false;
25        let mut has_magic_context = false;
26
27        for field in &fields_named.named {
28            if let Some(ident) = &field.ident {
29                if ident == "magic_program" {
30                    has_magic_program = true;
31                } else if ident == "magic_context" {
32                    has_magic_context = true;
33                }
34            }
35        }
36
37        let mut new_fields = fields_named.named.clone();
38
39        if !has_magic_program {
40            new_fields.push(
41                    Field::parse_named
42                        .parse2(quote! {
43                            pub magic_program: Program<'info, ephemeral_rollups_sdk::anchor::MagicProgram>
44                        })
45                        .unwrap(),
46                );
47        }
48
49        if !has_magic_context {
50            new_fields.push(
51                Field::parse_named
52                    .parse2(quote! {
53                        #[account(mut, address = ephemeral_rollups_sdk::consts::MAGIC_CONTEXT_ID)]
54                        /// CHECK:`
55                        pub magic_context: #unchecked_account
56                    })
57                    .unwrap(),
58            );
59        }
60
61        quote! {
62            #(#attrs)*
63            pub struct #name<'info> {
64                #new_fields
65            }
66        }
67    } else {
68        quote! {
69            compile_error!("Commit attribute can only be used with structs with named fields");
70        }
71    };
72
73    TokenStream::from(expanded)
74}
ephemeral_rollups_sdk_attribute_commit/lib.rs

ephemeral_rollups_sdk_attribute_commit/
lib.rs
