メモ

マクロ適用後

cargo install cargo-expand cargo expand

```rust fn main() { let body = async { { ::std::io::print(formatargs!("Hello, world!\n")); }; }; #[allow(clippy::expectused, clippy::divergingsubexpression)] { return tokio::runtime::Builder::newmultithread() .enableall() .build() .expect("Failed building the Runtime") .block_on(body); } }

[allow(noncamelcasetypes, missingdocs)]

pub struct greet; impl ::chitey::HttpServiceFactory for greet { fn register(&self) -> ::chitey::Resource { async fn greet(name: String) -> Responder { { ::std::io::print(formatargs!("Hello {0}!\n", name)); }; let builder = Response::builder(); let ret = Bytes::copyfromslice(b"source"); Ok((builder, ret)) } let _resource = ::chitey::Resource::new("/hello/{name}").regist(greet); return _resource; } }

[allow(noncamelcasetypes, missingdocs)]

pub struct doubb; impl ::chitey::HttpServiceFactory for doubb { fn register(&self) -> ::chitey::Resource { async fn doubb((name, id): (u32, String)) -> Responder { { let res = ::alloc::fmt::format( formatargs!("Hello {0}! id:{1}", name, id), ); res }; let builder = Response::builder(); let ret = Bytes::copyfromslice(b"source"); Ok((builder, ret)) } let _resource = ::chitey::Resource::new("/{id}/{name}").regist(doubb); return __resource; } } ```

```rust

![feature(prelude_import)]

[prelude_import]

use std::prelude::rust_2021::*;

[macro_use]

extern crate std; use actix_web::{get, web, App, HttpServer, Responder};

[allow(noncamelcasetypes, missingdocs)]

pub struct greet; impl ::actixweb::dev::HttpServiceFactory for greet { fn register(self, config: &mut actixweb::dev::AppService) { async fn greet(req: web::Path<(u32, String)>) -> impl Responder { let (name, id) = req.toowned(); { let res = ::alloc::fmt::format( formatargs!("Hello {0}! id:{1}", name, id), ); res } } let _resource = ::actixweb::Resource::new("/{id}/{name}") .name("greet") .guard(::actixweb::guard::Get()) .to(greet); ::actixweb::dev::HttpServiceFactory::register(resource, _config); } } fn main() -> std::io::Result<()> { <::actixweb::rt::System>::new() .block_on(async move { { HttpServer::new(|| { App::new().service(greet) }) .bind("127.0.0.1:8080")? .run() .await } }) } ```