mirror of
https://github.com/tokio-rs/axum.git
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61 lines
1.5 KiB
Rust
61 lines
1.5 KiB
Rust
//! Run with
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//!
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//! ```not_rust
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//! cargo run --example templates
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//! ```
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use askama::Template;
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use axum::{prelude::*, response::IntoResponse};
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use http::{Response, StatusCode};
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use std::net::SocketAddr;
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#[tokio::main]
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async fn main() {
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// Set the RUST_LOG, if it hasn't been explicitly defined
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if std::env::var("RUST_LOG").is_err() {
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std::env::set_var("RUST_LOG", "templates=debug")
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}
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tracing_subscriber::fmt::init();
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// build our application with some routes
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let app = route("/greet/:name", get(greet));
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// run it
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let addr = SocketAddr::from(([127, 0, 0, 1], 3000));
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tracing::debug!("listening on {}", addr);
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axum::Server::bind(&addr)
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.serve(app.into_make_service())
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.await
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.unwrap();
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}
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async fn greet(extract::Path(name): extract::Path<String>) -> impl IntoResponse {
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let template = HelloTemplate { name };
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HtmlTemplate(template)
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}
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#[derive(Template)]
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#[template(path = "hello.html")]
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struct HelloTemplate {
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name: String,
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}
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struct HtmlTemplate<T>(T);
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impl<T> IntoResponse for HtmlTemplate<T>
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where
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T: Template,
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{
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fn into_response(self) -> http::Response<Body> {
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match self.0.render() {
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Ok(html) => response::Html(html).into_response(),
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Err(err) => Response::builder()
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.status(StatusCode::INTERNAL_SERVER_ERROR)
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.body(Body::from(format!(
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"Failed to render template. Error: {}",
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err
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)))
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.unwrap(),
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}
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}
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}
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