Include git commit hash in SQL extension version

absurd-sqlite-extension/build.rs

@@ -2,6 +2,7 @@ use std::env;
 use std::fmt::Write;
 use std::fs;
 use std::path::{Path, PathBuf};
+use std::process::Command;
 
 #[derive(Debug)]
 struct MigrationFile {
@@ -28,6 +29,23 @@ fn main() {
     let migrations_dir = manifest_dir.join("migrations");
     println!("cargo:rerun-if-changed={}", migrations_dir.display());
 
+    // Capture git commit hash
+    let git_commit = Command::new("git")
+        .args(["rev-parse", "--short", "HEAD"])
+        .output()
+        .ok()
+        .and_then(|output| {
+            if output.status.success() {
+                String::from_utf8(output.stdout).ok()
+            } else {
+                None
+            }
+        })
+        .map(|s| s.trim().to_string())
+        .unwrap_or_else(|| "unknown".to_string());
+
+    println!("cargo:rustc-env=GIT_COMMIT={}", git_commit);
+
     let default_version = env::var("CARGO_PKG_VERSION").unwrap_or_else(|_| "0.0.0".to_string());
     let mut migrations: Vec<MigrationFile> = Vec::new();
 

absurd-sqlite-extension/src/lib.rs

@@ -19,7 +19,11 @@ mod validate;
 
 fn absurd_version(context: *mut sqlite3_context, _values: &[*mut sqlite3_value]) -> Result<()> {
     let version = env!("CARGO_PKG_VERSION");
-    sqlite_loadable::api::result_text(context, format!("absurd-sqlite/{}", version))?;
+    let git_commit = env!("GIT_COMMIT");
+    sqlite_loadable::api::result_text(
+        context,
+        format!("absurd-sqlite/{} ({})", version, git_commit),
+    )?;
     Ok(())
 }
 
@@ -241,10 +245,12 @@ mod tests {
             .query_row("select absurd_version()", [], |row| row.get(0))
             .unwrap();
 
-        assert_eq!(
-            result,
-            format!("absurd-sqlite/{}", env!("CARGO_PKG_VERSION"))
+        let expected = format!(
+            "absurd-sqlite/{} ({})",
+            env!("CARGO_PKG_VERSION"),
+            env!("GIT_COMMIT")
         );
+        assert_eq!(result, expected);
     }
 
     #[test]