Implemented checks to ensure files with uncommitted changes or not present in previous commit cannot be undone safely.

This commit is contained in:
Paul Gauthier 2024-07-18 16:32:45 +01:00 committed by Paul Gauthier (aider)
parent e7f29c2dbc
commit 3ce3799f8d
2 changed files with 22 additions and 12 deletions

View file

@ -306,14 +306,22 @@ class Commands:
return
last_commit = self.coder.repo.repo.head.commit
changed_files_last_commit = [
item.a_path for item in last_commit.diff(last_commit.parents[0])
]
prev_commit = last_commit.parents[0]
changed_files_last_commit = [item.a_path for item in last_commit.diff(prev_commit)]
if any(self.coder.repo.repo.is_dirty(path=fname) for fname in changed_files_last_commit):
for fname in changed_files_last_commit:
if self.coder.repo.repo.is_dirty(path=fname):
self.io.tool_error(
"The repository has uncommitted changes in files that were modified in the last"
" commit. Please commit or stash them before undoing."
f"The file {fname} has uncommitted changes. Please stash them before undoing."
)
return
# Check if the file was in the repo in the previous commit
try:
prev_commit.tree[fname]
except KeyError:
self.io.tool_error(
f"The file {fname} was not in the repository in the previous commit. Cannot undo safely."
)
return
@ -346,6 +354,7 @@ class Commands:
# Reset only the files which are part of `last_commit`
for file_path in changed_files_last_commit:
self.coder.repo.repo.git.checkout("HEAD~1", file_path)
# Move the HEAD back before the latest commit
self.coder.repo.repo.git.reset("--soft", "HEAD~1")

View file

@ -585,11 +585,12 @@ class TestCommands(TestCase):
last_commit_hash = repo.head.commit.hexsha[:7]
coder.aider_commit_hashes.add(last_commit_hash)
# Attempt to undo the last commit
# Attempt to undo the last commit, should refuse
commands.cmd_undo("")
# Check that the last commit was undone
self.assertNotEqual(last_commit_hash, repo.head.commit.hexsha[:7])
# Check that the last commit was not undone
self.assertEqual(last_commit_hash, repo.head.commit.hexsha[:7])
self.assertTrue(file_path.exists())
del coder
del commands