Improveing discovery, report errors better

src/scanners/blast.rs

@@ -20,9 +20,20 @@ pub fn run(
     out_format: Option<String>,
     out_file: Option<String>,
 ) {
-    if *only_uncommitted && !utils::generic::is_git_repo("./") {
-        eprintln!("This is not a git repository. Without a git repository Corgea CLI can't determine which files have been modified or added thus only a full scan is possible.");
-        std::process::exit(1);
+    if *only_uncommitted {
+        match utils::generic::is_git_repo("./") {
+            Ok(false) => {
+                eprintln!("This is not a git repository. Without a git repository Corgea CLI can't determine which files have been modified or added thus only a full scan is possible.");
+                std::process::exit(1);
+            },
+            Err(e) => {
+                eprintln!("Error checking git repository information: {}. Without a git repository Corgea CLI can't determine which files have been modified or added thus only a full scan is possible.", e);
+                std::process::exit(1);
+            },
+            Ok(true) => {
+                // Continue with the git repo logic
+            }
+        }
     }
     println!(
         "\nScanning with BLAST 🚀🚀🚀"

src/utils/generic.rs

@@ -132,16 +132,26 @@ pub fn create_path_if_not_exists<P: AsRef<Path>>(path: P) -> io::Result<()> {
     Ok(())
 }
 
-pub fn get_repo_path(dir: &str) -> Result<String, git2::Error> {
-    let repo = match Repository::discover(dir) {
-        Ok(repo) => repo,
-        Err(e) => return Err(e),
-    };
-    Ok(repo.path().to_string_lossy().to_string())
-}
 
-pub fn is_git_repo(dir: &str) -> bool {
-    get_repo_path(dir).is_ok()
+pub fn is_git_repo(dir: &str) -> Result<bool, git2::Error> {
+    let git_path = Path::new(dir).join(".git");
+    if git_path.exists() {
+        return Ok(true);
+    }
+
+    // Fall back to the more expensive discover method for cases like:
+    // - We're in a subdirectory of a git repo
+    // - .git is a file (worktrees, submodules)
+    match Repository::discover(dir) {
+        Ok(_) => Ok(true),
+        Err(e) => {
+            if e.code() == git2::ErrorCode::NotFound {
+                Ok(false)
+            } else {
+                Err(e)
+            }
+        }
+    }
 }
 
 pub fn delete_directory<P: AsRef<Path>>(path: P) -> io::Result<()> {