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init: scaffolding for cli argument parsing

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This commit is contained in:
Jeremy Wall 2024-02-03 16:31:28 -06:00
parent f5609bd6b0
commit e607ce53ea
1 changed files with 11 additions and 2 deletions
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13
src/main.rs
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@ -17,21 +17,30 @@ use std::sync::Arc;
use async_io::Async; use async_io::Async;
use axum::{self, routing::*, Router}; use axum::{self, routing::*, Router};
use clap::{self, Parser};
use smol_macros::main; use smol_macros::main;
mod routes; mod routes;
#[derive(clap::Parser)]
#[command(author, version, about, long_about = None)]
struct Cli {
#[arg(long)]
listen: Option<std::net::SocketAddr>,
}
main! { main! {
async fn main(ex: &Arc<smol_macros::Executor<'_>>) -> io::Result<()> { async fn main(ex: &Arc<smol_macros::Executor<'_>>) -> io::Result<()> {
let args = Cli::parse();
let router = Router::new() let router = Router::new()
// JSON api endpoints // JSON api endpoints
.nest("/api", routes::mk_api_routes()) .nest("/api", routes::mk_api_routes())
// HTMX ui component endpoints // HTMX ui component endpoints
.nest("/ui", routes::mk_ui_routes()) .nest("/ui", routes::mk_ui_routes())
.route("/", get(routes::index)); .route("/", get(routes::index));
let socket_addr = args.listen.unwrap_or("127.0.0.1:3000".parse().unwrap());
// TODO(jwall): Take this from clap arguments // TODO(jwall): Take this from clap arguments
let listener = Async::<TcpListener>::bind(([127, 0, 0, 1], 3000)).unwrap(); let listener = Async::<TcpListener>::bind(socket_addr).unwrap();
smol_axum::serve(ex.clone(), listener, router).await smol_axum::serve(ex.clone(), listener, router).await
} }
} }