1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
use proc_macro::TokenStream;
#[path = "../../../../guests_macro/src/parse_fn.rs"]
mod parse_fn;
use crate::parse_fn::{ split_fn, args_split, args_divide_public, args_divide_grouped, group_streams };
#[proc_macro]
pub fn make_wrapper(item: TokenStream) -> TokenStream {
let (name, args, ret) = split_fn(&item);
let (ts_patterns, _) = args_divide_grouped(&args);
let public_inputs = toml::from_str::<toml::Table>(
include_str!(concat!(env!("INPUTS_DIR"), "/default_public_input.toml"))
)
.unwrap();
let ((pub_pat, pub_typ), (prv_pat, prv_typ)) = args_divide_public(&args, &public_inputs.keys().collect());
let ((pub_pat, pub_typ), (prv_pat, prv_typ)) = (
(group_streams(&pub_pat), group_streams(&pub_typ)),
(group_streams(&prv_pat), group_streams(&prv_typ)));
let mut out = TokenStream::new();
// NOTE: The first read returns public data, the second returns private
out.extend(format!("let {} : {} = read();", pub_pat, pub_typ).parse::<TokenStream>());
out.extend(format!("let {} : {} = read();", prv_pat, prv_typ).parse::<TokenStream>());
out.extend(format!("commit::<{}>(&zkp::{}{});", ret, name, ts_patterns).parse::<TokenStream>());
let mut block = TokenStream::new();
block.extend(format!("{{ {} }}", out).parse::<TokenStream>());
block
}
|
