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Replace set_var usage in examples (#829)

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* examples: Fix inconsistent toml formatting

* examples: Replace set_var usage
This commit is contained in:
Jonas Platte
2022-03-06 12:37:00 +01:00
committed by GitHub
parent 9470f5ae1d
commit 79b94b9bd6
55 changed files with 237 additions and 178 deletions
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examples/http-proxy/src/main.rs
+8 -5
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@@ -23,14 +23,17 @@ use hyper::upgrade::Upgraded;
use std::net::SocketAddr;
use tokio::net::TcpStream;
use tower::{make::Shared, ServiceExt};
use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
#[tokio::main]
async fn main() {
// Set the RUST_LOG, if it hasn't been explicitly defined
if std::env::var_os("RUST_LOG").is_none() {
std::env::set_var("RUST_LOG", "example_http_proxy=trace,tower_http=debug")
}
tracing_subscriber::fmt::init();
tracing_subscriber::registry()
.with(tracing_subscriber::EnvFilter::new(
std::env::var("RUST_LOG")
.unwrap_or_else(|_| "example_http_proxy=trace,tower_http=debug".into()),
))
.with(tracing_subscriber::fmt::layer())
.init();
let router = Router::new().route("/", get(|| async { "Hello, World!" }));