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
33
34
35
36
37
38
39
40
41
42
43
|
use proc_macro::TokenStream;
#[path = "../../../../guests_macro/src/parse_fn.rs"]
mod parse_fn;
use crate::parse_fn::{ split_fn, args_divide_grouped, args_divide_public, group_streams };
fn insert_reads(out: &mut TokenStream, patterns: &Vec<TokenStream>, types: &Vec<TokenStream>, readfn: &str) {
for i in 0..patterns.len() {
let type_note: String = format!("{}", types[i])
.chars()
.map(|c| match c {
'<' => ',',
'>' => ' ',
_ => c,
})
.collect();
out.extend(format!("let {} : {} = read!({} {});", patterns[i], types[i], type_note, readfn).parse::<TokenStream>());
}
}
#[proc_macro]
pub fn make_wrapper(item: TokenStream) -> TokenStream {
let (name, args, ret) = split_fn(&item);
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 mut out = TokenStream::new();
insert_reads(&mut out, &pub_pat, &pub_typ, "read_public");
insert_reads(&mut out, &prv_pat, &prv_typ, "read_private");
let (ts_patterns, _) = args_divide_grouped(&args);
out.extend(format!("let result = zkp::{}{}; assert(result); write(result as u64);", name, ts_patterns).parse::<TokenStream>());
let mut block = TokenStream::new();
block.extend(format!("{{ {} }}", out).parse::<TokenStream>());
block
}
|
