ci: Make sure to fetch git tags

.github/workflows/release.yml

@@ -23,6 +23,8 @@ jobs:
     steps:
       - name: Checkout source code
         uses: actions/checkout@v4
+      - name: Get tags
+        run: git fetch --tags origin
       - name: Configure build cache
         uses: actions/cache@v4
         with:
@@ -59,6 +61,8 @@ jobs:
           - x86_64-apple-darwin
     steps:
       - uses: actions/checkout@v4
+      - name: Get tags
+        run: git fetch --tags origin
       - name: Configure build cache
         uses: actions/cache@v4
         with:

build.rs

@@ -50,22 +50,32 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
         // If `HEAD` doesn't have a tag pointing to it, this is a development version,
         // so find the closest tag starting with `v` and append `-dev` to the version.
         // Eg. "1.0.43-dev".
-        Command::new("git")
+        let output = Command::new("git")
             .arg("describe")
             .arg("--match=v*") // Match tags starting with `v`
             .arg("--candidates=1") // Only one result
             .arg("--abbrev=0") // Don't add the commit short-hash to the tag name
             .arg("HEAD")
-            .output()
-            .ok()
-            .and_then(|output| {
-                if output.status.success() {
-                    String::from_utf8(output.stdout).ok()
-                } else {
-                    None
-                }
-            })
-            .map(|last| format!("{}-dev", last.trim()))
+            .output()?;
+        if output.status.success() {
+            String::from_utf8(output.stdout)
+                .ok()
+                .map(|last| format!("{}-dev", last.trim()))
+        } else {
+            println!(
+                "cargo::warning=error: {}",
+                String::from_utf8_lossy(&output.stderr)
+            );
+            let tags = Command::new("git")
+                .arg("tag")
+                .arg("--list") // Match tags starting with `v`
+                .output()?;
+            println!(
+                "cargo::warning=tags: {:?}",
+                String::from_utf8_lossy(&output.stdout)
+            );
+            None
+        }
     }
     // If there are no tags found, we'll just call this a pre-release.
     .unwrap_or(String::from("pre-release"));