lafere_api_codegen/
lib.rs

1mod action;
2mod api;
3mod args;
4mod message;
5mod util;
6
7use args::ApiArgs;
8
9use proc_macro::TokenStream;
10use syn::{DeriveInput, ItemFn, parse_macro_input};
11
12/*
13#[api(Request)]
14async fn request(req: Request, session: &Session) -> Result<Response> {
15	todo!()
16}
17*/
18#[proc_macro_attribute]
19pub fn api(attrs: TokenStream, item: TokenStream) -> TokenStream {
20	let args = parse_macro_input!(attrs as ApiArgs);
21	let item = parse_macro_input!(item as ItemFn);
22
23	let stream = api::expand(args, item);
24
25	stream
26		.map(|stream| stream.into())
27		.unwrap_or_else(|e| e.to_compile_error())
28		.into()
29}
30
31/*
32#[derive(IntoMessage)]
33#[message(json)]
34*/
35#[proc_macro_derive(IntoMessage, attributes(message))]
36pub fn derive_into_message(input: TokenStream) -> TokenStream {
37	let input = parse_macro_input!(input as DeriveInput);
38
39	message::into_expand(input)
40		.unwrap_or_else(|e| e.to_compile_error())
41		.into()
42}
43
44#[proc_macro_derive(FromMessage, attributes(message))]
45pub fn derive_from_message(input: TokenStream) -> TokenStream {
46	let input = parse_macro_input!(input as DeriveInput);
47
48	message::from_expand(input)
49		.unwrap_or_else(|e| e.to_compile_error())
50		.into()
51}
52
53#[proc_macro_derive(Action)]
54pub fn derive_action(input: TokenStream) -> TokenStream {
55	let input = parse_macro_input!(input as DeriveInput);
56
57	action::expand(input)
58		.unwrap_or_else(|e| e.to_compile_error())
59		.into()
60}
lafere_api_codegen/lib.rs

lafere_api_codegen/
lib.rs
