lostecho/mini-redis
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Replace structopt with clap (#98)

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* Replace `structopt` with `clap`

* Change `port` options from `String` to `u16`

* Shorten clap options config

`name` and `long` use the filed name by default.
This commit is contained in:
Paul Lange
2022-07-19 18:34:12 +02:00
committed by GitHub
parent 24d9d9f466
commit 069a8e5ee0
5 changed files with 91 additions and 71 deletions
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14
src/bin/server.rs
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@@ -8,7 +8,7 @@
use mini_redis::{server, DEFAULT_PORT};
use structopt::StructOpt;
use clap::Parser;
use tokio::net::TcpListener;
use tokio::signal;
@@ -32,8 +32,8 @@ use tracing_subscriber::{
pub async fn main() -> mini_redis::Result<()> {
set_up_logging()?;
let cli = Cli::from_args();
let port = cli.port.as_deref().unwrap_or(DEFAULT_PORT);
let cli = Cli::parse();
let port = cli.port.unwrap_or(DEFAULT_PORT);
// Bind a TCP listener
let listener = TcpListener::bind(&format!("127.0.0.1:{}", port)).await?;
@@ -43,11 +43,11 @@ pub async fn main() -> mini_redis::Result<()> {
Ok(())
}
#[derive(StructOpt, Debug)]
#[structopt(name = "mini-redis-server", version = env!("CARGO_PKG_VERSION"), author = env!("CARGO_PKG_AUTHORS"), about = "A Redis server")]
#[derive(Parser, Debug)]
#[clap(name = "mini-redis-server", version, author, about = "A Redis server")]
struct Cli {
#[structopt(name = "port", long = "--port")]
port: Option<String>,
#[clap(long)]
port: Option<u16>,
}
#[cfg(not(feature = "otel"))]