check if base_commit equals reviewed_commit

Mic92 · May 13, 2022 · 6fe1fee · 6fe1fee
1 parent 09abf9c
commit 6fe1fee
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/nixpkgs_review/review.py b/nixpkgs_review/review.py
@@ -141,6 +141,9 @@ def build_commit(
         """
         Review a local git commit
         """
+        if base_commit == reviewed_commit:
+            print(f"error: nothing to compare. base_commit == reviewed_commit == {reviewed_commit}")
+            sys.exit(1)
         self.git_worktree(base_commit)
         base_packages = list_packages(str(self.worktree_dir()), self.system)