feat: added --version option

* `--version` now prints the version of the application.

Author: kpagacz

Cargo.toml

@@ -2,7 +2,8 @@
 [package]
 name = "elv"
 description = "A little CLI helper for Advent of Code. 🎄"
-version = "0.12.0"
+version = "0.12.1"
+authors = ["Konrad Pagacz <[email protected]>"]
 edition = "2021"
 readme = "README.md"
 license-file = "LICENSE"

src/cli/cli_interface.rs

@@ -1,29 +1,30 @@
 use super::cli_command::CliCommand;
 
-#[derive(Debug, clap::Parser)]
 /// 🎄 Your Advent of Code CLI 🎄
 ///
 /// This CLI is a tool to help you with your Advent of Code challenges.
+#[derive(Debug, clap::Parser)]
+#[command(version)]
 pub struct CliInterface {
-    #[arg(short, long)]
     /// Your Advent of Code session token
     ///
     /// You can find your session token by logging into Advent of Code and
     /// inspecting the cookies of the page. The session token is the value of
     /// the cookie named "session".
+    #[arg(short, long)]
     pub token: Option<String>,
 
-    #[arg(short, long, requires("day"), value_parser = clap::value_parser!(u16))]
     /// The year of the challenge
     ///
     /// If you do not supply a year, the current year will be used.
+    #[arg(short, long, requires("day"), value_parser = clap::value_parser!(u16))]
     pub year: Option<u16>,
 
-    #[arg(short, long, requires("year"), value_parser = clap::value_parser!(u8))]
     /// The day of the challenge
     ///
     /// If you do not supply a day, the current day of the month will be used
     /// (if the current month is December).
+    #[arg(short, long, requires("year"), value_parser = clap::value_parser!(u8))]
     pub day: Option<u8>,
 
     #[command(subcommand)]