add --version arg to vx

Signed-off-by: Baris Palaska <[email protected]>

Author: palaska

vortex-tui/build.rs

@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: Copyright the Vortex contributors
+
+fn main() {
+    // Rerun if git HEAD changes
+    println!("cargo::rerun-if-changed=../.git/HEAD");
+    println!("cargo::rerun-if-changed=../.git/refs/tags");
+
+    // Try to get version from git describe
+    if let Ok(output) = std::process::Command::new("git")
+        .args(["describe", "--tags", "--always"])
+        .output()
+        && output.status.success()
+    {
+        let version = String::from_utf8_lossy(&output.stdout);
+        println!("cargo::rustc-env=VX_VERSION={}", version.trim());
+    }
+}

vortex-tui/src/main.rs

@@ -23,6 +23,7 @@ use vortex::session::VortexSession;
 use crate::inspect::InspectArgs;
 
 #[derive(clap::Parser)]
+#[command(version = option_env!("VX_VERSION").unwrap_or(env!("CARGO_PKG_VERSION")))]
 struct Cli {
     #[clap(subcommand)]
     command: Commands,