storkit: merge 410_story_loc_bot_command_top_files_by_line_count

server/src/chat/commands/loc.rs

@@ -43,9 +43,16 @@ pub(super) fn handle_loc(ctx: &CommandContext) -> Option<String> {
                 if SKIP_DIRS.iter().any(|s| *s == name.as_ref()) {
                     return false;
                 }
-                // Skip .storkit/worktrees
-                let path = e.path().to_string_lossy();
-                if SKIP_PATH_COMPONENTS.iter().any(|s| path.contains(s)) {
+                // Skip .storkit/worktrees — use relative path so the check
+                // doesn't exclude the project root itself when running
+                // from inside a worktree (where the absolute path contains
+                // ".storkit/worktrees").
+                let rel = e
+                    .path()
+                    .strip_prefix(ctx.project_root)
+                    .map(|p| p.to_string_lossy().into_owned())
+                    .unwrap_or_default();
+                if SKIP_PATH_COMPONENTS.iter().any(|s| rel.contains(s)) {
                     return false;
                 }
             }
@@ -241,4 +248,36 @@ mod tests {
             "output must not include paths inside worktrees: {output}"
         );
     }
+
+    #[test]
+    fn loc_zero_returns_usage() {
+        let agents = Arc::new(AgentPool::new_test(3000));
+        let ambient_rooms = Arc::new(Mutex::new(HashSet::new()));
+        let repo_root = std::path::Path::new(env!("CARGO_MANIFEST_DIR"))
+            .parent()
+            .unwrap_or(std::path::Path::new("."));
+        let ctx = make_ctx(&agents, &ambient_rooms, repo_root, "0");
+        let output = handle_loc(&ctx).unwrap();
+        assert!(
+            output.contains("Usage"),
+            "loc 0 should show usage (zero is not a valid count): {output}"
+        );
+    }
+
+    #[test]
+    fn loc_works_via_full_dispatch() {
+        // Verifies the command is reachable through the same dispatch path used
+        // by all transports (Matrix, WhatsApp, Slack).
+        let result = super::super::tests::try_cmd_addressed(
+            "Timmy",
+            "@timmy:homeserver.local",
+            "@timmy loc 1",
+        );
+        // /tmp has no source files, so we expect either "No source files found"
+        // or a ranked result — either way the command must respond (not None).
+        assert!(
+            result.is_some(),
+            "loc command must respond via dispatch (not fall through to LLM)"
+        );
+    }
 }