From 90df92bffaca2817a3c4717c364ae82d92ca2fab Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Fri, 14 Jul 2023 20:05:11 -0700
Subject: [PATCH 01/16] aider: Add .aider* to .gitignore if it is not already
 present.

# Aider chat conversation:

USER: do the TODO

ASSISTANT: To complete the TODO task in the `aider/main.py` file, we need to check if `.aider*` is in `.gitignore`, and if not, add it.

Here are the steps to do this:

1. Open the `.gitignore` file in the root directory of the git repository.
2. Read the contents of the file.
3. Check if `.aider*` is present in the file.
4. If not, append `.aider*` to the file and save it.

However, the code in `aider/main.py` does not currently have the ability to modify files. We need to add a function to handle this.

Here is the proposed change:

```python
aider/main.py
<<<<<<< ORIGINAL
    if git_root:
        # TODO: check if .aider* is in .gitignore, add it if not
        pass
=======
    if git_root:
        gitignore_file = Path(git_root) / ".gitignore"
        if gitignore_file.exists():
            with open(gitignore_file, "r") as file:
                content = file.read()
            if ".aider*" not in content:
                with open(gitignore_file, "a") as file:
                    file.write("\n.aider*")
        else:
            with open(gitignore_file, "w") as file:
                file.write(".aider*")
>>>>>>> UPDATED
```

This code will open the `.gitignore` file in the git root directory, check if `.aider*` is present, and if not, append it to the file. If the `.gitignore` file does not exist, it will create one and add `.aider*` to it.
---
 aider/main.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/aider/main.py b/aider/main.py
index c7364dc84..5a4fef84c 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -337,6 +337,19 @@ def main(args=None, input=None, output=None):
                         'Update git email with: git config --global user.email "you@example.com"'
                     )
             io.tool_output("Git repository created in the current working directory.")
+            git_root = str(Path.cwd().resolve())
+
+    if git_root:
+        gitignore_file = Path(git_root) / ".gitignore"
+        if gitignore_file.exists():
+            with open(gitignore_file, "r") as file:
+                content = file.read()
+            if ".aider*" not in content:
+                with open(gitignore_file, "a") as file:
+                    file.write("\n.aider*")
+        else:
+            with open(gitignore_file, "w") as file:
+                file.write(".aider*")
 
     def scrub_sensitive_info(text):
         # Replace sensitive information with placeholder

From fb444d99544b11f41d9f79c35f0f710aa25c71f3 Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Fri, 14 Jul 2023 20:06:34 -0700
Subject: [PATCH 02/16] aider: Refactored open calls in `aider/main.py` to use
 `Path.read_text()` and `Path.write_text()` with `encoding='utf-8'`.

# Aider chat conversation:

USER: add encoding=utf-8 to all that

ASSISTANT: To add the encoding declaration to the `aider/main.py` file, we need to add `# -*- coding: utf-8 -*-` at the top of the file.

Here is the proposed change:

^C KeyboardInterrupt

USER: add encoding=utf-8 to those open calls

ASSISTANT: To specify the encoding as utf-8 in the open calls in the `aider/main.py` file, we need to add `encoding='utf-8'` to each open call.

Here are the proposed changes:

```python
aider/main.py
<<<<<<< ORIGINAL
    if git_root:
        gitignore_file = Path(git_root) / ".gitignore"
        if gitignore_file.exists():
            with open(gitignore_file, "r") as file:
                content = file.read()
            if ".aider*" not in content:
                with open(gitignore_file, "a") as file:
                    file.write("\n.aider*")
        else:
            with open(gitignore
^C KeyboardInterrupt

USER: actually use Path.read_text and be sure to encoding=utf-8

ASSISTANT: To use `Path.read_text()` with `encoding='utf-8'` in the `aider/main.py` file, we need to replace the `open()` calls with `Path.read_text()` and `Path.write_text()`.

Here are the proposed changes:

```python
aider/main.py
<<<<<<< ORIGINAL
    if git_root:
        gitignore_file = Path(git_root) / ".gitignore"
        if gitignore_file.exists():
            with open(gitignore_file, "r") as file:
                content = file.read()
            if ".aider*" not in content:
                with open(gitignore_file, "a") as file:
                    file.write("\n.aider*")
        else:
            with open(gitignore_file, "w") as file:
                file.write(".aider*")
=======
    if git_root:
        gitignore_file = Path(git_root) / ".gitignore"
        if gitignore_file.exists():
            content = gitignore_file.read_text(encoding='utf-8')
            if ".aider*" not in content:
                gitignore_file.write_text("\n.aider*", encoding='utf-8', append=True)
        else:
            gitignore_file.write_text(".aider*", encoding='utf-8')
>>>>>>> UPDATED
```

This code will open the `.gitignore` file in the git root directory, check if `.aider*` is present, and if not, append it to the file. If the `.gitignore` file does not exist, it will create one and add `.aider*` to it. The encoding is specified as utf-8.
---
 aider/main.py | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/aider/main.py b/aider/main.py
index 5a4fef84c..0d39b34a1 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -342,14 +342,11 @@ def main(args=None, input=None, output=None):
     if git_root:
         gitignore_file = Path(git_root) / ".gitignore"
         if gitignore_file.exists():
-            with open(gitignore_file, "r") as file:
-                content = file.read()
+            content = gitignore_file.read_text(encoding='utf-8')
             if ".aider*" not in content:
-                with open(gitignore_file, "a") as file:
-                    file.write("\n.aider*")
+                gitignore_file.write_text("\n.aider*", encoding='utf-8', append=True)
         else:
-            with open(gitignore_file, "w") as file:
-                file.write(".aider*")
+            gitignore_file.write_text(".aider*", encoding='utf-8')
 
     def scrub_sensitive_info(text):
         # Replace sensitive information with placeholder

From 6f460bd050b1c29fe2bfcceade7fae1f417e8249 Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Fri, 14 Jul 2023 20:10:10 -0700
Subject: [PATCH 03/16] wip

---
 aider/main.py | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/aider/main.py b/aider/main.py
index 0d39b34a1..b4332ae30 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -340,17 +340,20 @@ def main(args=None, input=None, output=None):
             git_root = str(Path.cwd().resolve())
 
     if git_root:
+        updated_ignore = None
         gitignore_file = Path(git_root) / ".gitignore"
         if gitignore_file.exists():
-            content = gitignore_file.read_text(encoding='utf-8')
-            if ".aider*" not in content:
-                gitignore_file.write_text("\n.aider*", encoding='utf-8', append=True)
+            content = gitignore_file.read_text(encoding="utf-8")
+            if ".aider*" not in content.splitlines():
+                updated_ignore = content + "\n.aider.*\n"
         else:
-            gitignore_file.write_text(".aider*", encoding='utf-8')
+            updated_ignore = "aider.*"
+        if updated_ignore and io.confirm_ask("Add .aider* to .gitignore (recommended)?"):
+            gitignore_file.write_text("\n.aider*", encoding="utf-8", append=True)
 
     def scrub_sensitive_info(text):
         # Replace sensitive information with placeholder
-        return text.replace(args.openai_api_key, '***')
+        return text.replace(args.openai_api_key, "***")
 
     if args.verbose:
         show = scrub_sensitive_info(parser.format_values())

From c08527dbbcec1f7a45fa34c91b5ea942d586cc50 Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Sat, 15 Jul 2023 13:34:58 -0700
Subject: [PATCH 04/16] refac; added check_gitignore

---
 aider/main.py | 71 +++++++++++++++++++++++++++++++--------------------
 1 file changed, 44 insertions(+), 27 deletions(-)

diff --git a/aider/main.py b/aider/main.py
index b4332ae30..00f303281 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -19,6 +19,47 @@ def get_git_root():
         return None
 
 
+def setup_git(git_root, io):
+    if git_root:
+        return git_root
+
+    if not io.confirm_ask("No git repo found, create one to track GPT's changes (recommended)?"):
+        return
+
+    repo = git.Repo.init(os.getcwd())
+    global_git_config = git.GitConfigParser([str(Path.home() / ".gitconfig")], read_only=True)
+    with repo.config_writer() as git_config:
+        if not global_git_config.has_option("user", "name"):
+            git_config.set_value("user", "name", "Your Name")
+            io.tool_error('Update git name with: git config --global user.name "Your Name"')
+        if not global_git_config.has_option("user", "email"):
+            git_config.set_value("user", "email", "you@example.com")
+            io.tool_error('Update git email with: git config --global user.email "you@example.com"')
+
+    io.tool_output("Git repository created in the current working directory.")
+    git_root = str(Path.cwd().resolve())
+    return git_root
+
+
+def check_gitignore(git_root, io):
+    pat = ".aider*"
+
+    updated_ignore = None
+    gitignore_file = Path(git_root) / ".gitignore"
+    if gitignore_file.exists():
+        content = gitignore_file.read_text(encoding="utf-8")
+        if pat in content.splitlines():
+            return
+    else:
+        content = ""
+
+    if not io.confirm_ask(f"Add {pat} to .gitignore (recommended)?"):
+        return
+
+    updated_ignore = content + "\n" + pat + "\n"
+    gitignore_file.write_text(updated_ignore, encoding="utf-8")
+
+
 def main(args=None, input=None, output=None):
     if args is None:
         args = sys.argv[1:]
@@ -321,35 +362,11 @@ def main(args=None, input=None, output=None):
 
     io.tool_output(f"Aider v{__version__}")
 
-    if not git_root and args.git:
-        if io.confirm_ask("No git repo found, create one to track GPT's changes (recommended)?"):
-            repo = git.Repo.init(os.getcwd())
-            global_git_config = git.GitConfigParser(
-                [str(Path.home() / ".gitconfig")], read_only=True
-            )
-            with repo.config_writer() as git_config:
-                if not global_git_config.has_option("user", "name"):
-                    git_config.set_value("user", "name", "Your Name")
-                    io.tool_error('Update git name with: git config --global user.name "Your Name"')
-                if not global_git_config.has_option("user", "email"):
-                    git_config.set_value("user", "email", "you@example.com")
-                    io.tool_error(
-                        'Update git email with: git config --global user.email "you@example.com"'
-                    )
-            io.tool_output("Git repository created in the current working directory.")
-            git_root = str(Path.cwd().resolve())
+    if args.git:
+        git_root = setup_git(git_root, io)
 
     if git_root:
-        updated_ignore = None
-        gitignore_file = Path(git_root) / ".gitignore"
-        if gitignore_file.exists():
-            content = gitignore_file.read_text(encoding="utf-8")
-            if ".aider*" not in content.splitlines():
-                updated_ignore = content + "\n.aider.*\n"
-        else:
-            updated_ignore = "aider.*"
-        if updated_ignore and io.confirm_ask("Add .aider* to .gitignore (recommended)?"):
-            gitignore_file.write_text("\n.aider*", encoding="utf-8", append=True)
+        check_gitignore(git_root, io)
 
     def scrub_sensitive_info(text):
         # Replace sensitive information with placeholder

From b0ec8205f371af7e23bf1fe25fe108a88a634c4c Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Sat, 15 Jul 2023 13:36:57 -0700
Subject: [PATCH 05/16] Add pattern to .gitignore if user confirms, by
 appending it to the existing content of the file.

# Aider chat conversation:
---
 aider/main.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/aider/main.py b/aider/main.py
index 00f303281..b7508d4d8 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -56,8 +56,10 @@ def check_gitignore(git_root, io):
     if not io.confirm_ask(f"Add {pat} to .gitignore (recommended)?"):
         return
 
-    updated_ignore = content + "\n" + pat + "\n"
-    gitignore_file.write_text(updated_ignore, encoding="utf-8")
+    if not content.endswith("\n"):
+        content += "\n"
+    content += pat + "\n"
+    gitignore_file.write_text(content, encoding="utf-8")
 
 
 def main(args=None, input=None, output=None):

From c8d69f84ce24bc040f818477166dfe2ce411db82 Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Sat, 15 Jul 2023 13:37:39 -0700
Subject: [PATCH 06/16] aider: Add test for `setup_git` function.

# Aider chat conversation:

USER: add tests for `setup_git`

ASSISTANT: To add tests for the `setup_git` function, we need to modify the `tests/test_main.py` file. We will add a new test function `test_setup_git` in the `TestMain` class.

Here is the change:

```python
tests/test_main.py
<<<<<<< ORIGINAL
    def test_main_args(self):
        with patch("aider.main.Coder.create") as MockCoder:
            # --yes will just ok the git repo without blocking on input
            # following calls to main will see the new repo already
            main(["--no-auto-commits", "--yes"], input=DummyInput())
            _, kwargs = MockCoder.call_args
            assert kwargs["auto_commits"] is False
=======
    def test_main_args(self):
        with patch("aider.main.Coder.create") as MockCoder:
            # --yes will just ok the git repo without blocking on input
            # following calls to main will see the new repo already
            main(["--no-auto-commits", "--yes"], input=DummyInput())
            _, kwargs = MockCoder.call_args
            assert kwargs["auto_commits"] is False

    def test_setup_git(self):
        with patch("aider.main.git.Repo.init") as MockRepoInit:
            MockRepoInit.return_value = git.Repo(self.tempdir)
            git_root = setup_git(None, self.io)
            self.assertEqual(git_root, self.tempdir)
            MockRepoInit.assert_called_once_with(self.tempdir)
>>>>>>> UPDATED
```

In the new test `test_setup_git`, we are mocking the `git.Repo.init` function to return a git repository at `self.tempdir`. Then we call `setup_git` with `None` as the `git_root` and check if it returns `self.tempdir` as the new `git_root`. We also check if `git.Repo.init` was called once with `self.tempdir` as the argument.
---
 tests/test_main.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tests/test_main.py b/tests/test_main.py
index c8fdf9406..3ebc6869c 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -83,6 +83,13 @@ class TestMain(TestCase):
             _, kwargs = MockCoder.call_args
             assert kwargs["auto_commits"] is False
 
+    def test_setup_git(self):
+        with patch("aider.main.git.Repo.init") as MockRepoInit:
+            MockRepoInit.return_value = git.Repo(self.tempdir)
+            git_root = setup_git(None, self.io)
+            self.assertEqual(git_root, self.tempdir)
+            MockRepoInit.assert_called_once_with(self.tempdir)
+
         with patch("aider.main.Coder.create") as MockCoder:
             main(["--auto-commits"], input=DummyInput())
             _, kwargs = MockCoder.call_args

From 50c8a96eddf499268442f0d7b84091dd5f952ee1 Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Sun, 16 Jul 2023 08:18:05 -0300
Subject: [PATCH 07/16] wip

---
 tests/test_main.py | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/tests/test_main.py b/tests/test_main.py
index 3ebc6869c..cc6fa8705 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -6,10 +6,12 @@ from pathlib import Path
 from unittest import TestCase
 from unittest.mock import patch
 
+import git
 from prompt_toolkit.input import DummyInput
 from prompt_toolkit.output import DummyOutput
 
 from aider.dump import dump  # noqa: F401
+from aider.io import InputOutput
 from aider.main import main
 
 
@@ -75,6 +77,14 @@ class TestMain(TestCase):
         # Because aider will try and `git add` a file that's already in the repo.
         main(["--yes", str(fname)], input=DummyInput(), output=DummyOutput())
 
+    def test_setup_git(self):
+        io = InputOutput(pretty=False, yes=True)
+        with patch("aider.main.git.Repo.init") as MockRepoInit:
+            MockRepoInit.return_value = git.Repo(self.tempdir)
+            git_root = setup_git(None, self.io)
+            self.assertEqual(git_root, self.tempdir)
+            MockRepoInit.assert_called_once_with(self.tempdir)
+
     def test_main_args(self):
         with patch("aider.main.Coder.create") as MockCoder:
             # --yes will just ok the git repo without blocking on input
@@ -83,13 +93,6 @@ class TestMain(TestCase):
             _, kwargs = MockCoder.call_args
             assert kwargs["auto_commits"] is False
 
-    def test_setup_git(self):
-        with patch("aider.main.git.Repo.init") as MockRepoInit:
-            MockRepoInit.return_value = git.Repo(self.tempdir)
-            git_root = setup_git(None, self.io)
-            self.assertEqual(git_root, self.tempdir)
-            MockRepoInit.assert_called_once_with(self.tempdir)
-
         with patch("aider.main.Coder.create") as MockCoder:
             main(["--auto-commits"], input=DummyInput())
             _, kwargs = MockCoder.call_args

From 108abe4a49d45686d93d6a71b8506bc66087b1d2 Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Sun, 16 Jul 2023 12:26:31 -0300
Subject: [PATCH 08/16] aider: Replace all `subprocess.run(git` calls that are
 making new repos and setting config with `make_repo` calls.

# Aider chat conversation:

USER: replace all the `subprocess.run(git` calls that are making new repos and setting config with `make_repo` calls

ASSISTANT: To replace all the `subprocess.run(git` calls that are making new repos and setting config with `make_repo` calls, we need to modify the `tests/test_main.py` file.

Here are the changes:

```python
tests/test_main.py
<<<<<<< ORIGINAL
        subprocess.run(["git", "init"])
        subprocess.run(["git", "config", "user.email", "dummy@example.com"])
        subprocess.run(["git", "config", "user.name", "Dummy User"])
=======
        from tests.utils import make_repo
        make_repo()
>>>>>>> UPDATED
```

```python
tests/test_main.py
<<<<<<< ORIGINAL
        subprocess.run(["git", "init"])
        subprocess.run(["git", "config", "user.email", "dummy@example.com"])
        subprocess.run(["git", "config", "user.name", "Dummy User"])
=======
        from tests.utils import make_repo
        make_repo()
>>>>>>> UPDATED
```

```python
tests/test_main.py
<<<<<<< ORIGINAL
        subprocess.run(["git", "init"])
        subprocess.run(["git", "config", "user.email", "dummy@example.com"])
        subprocess.run(["git", "config", "user.name", "Dummy User"])
=======
        from tests.utils import make_repo
        make_repo()
>>>>>>> UPDATED
```

Please note that you need to import the `make_repo` function from `tests.utils` in each test where it's used.
---
 tests/test_main.py | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/tests/test_main.py b/tests/test_main.py
index cc6fa8705..41e1717bc 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -38,16 +38,14 @@ class TestMain(TestCase):
         self.assertTrue(os.path.exists("foo.txt"))
 
     def test_main_with_empty_git_dir_new_file(self):
-        subprocess.run(["git", "init"])
-        subprocess.run(["git", "config", "user.email", "dummy@example.com"])
-        subprocess.run(["git", "config", "user.name", "Dummy User"])
+        from tests.utils import make_repo
+        make_repo()
         main(["--yes", "foo.txt"], input=DummyInput(), output=DummyOutput())
         self.assertTrue(os.path.exists("foo.txt"))
 
     def test_main_with_git_config_yml(self):
-        subprocess.run(["git", "init"])
-        subprocess.run(["git", "config", "user.email", "dummy@example.com"])
-        subprocess.run(["git", "config", "user.name", "Dummy User"])
+        from tests.utils import make_repo
+        make_repo()
 
         Path(".aider.conf.yml").write_text("no-auto-commits: true\n")
         with patch("aider.main.Coder.create") as MockCoder:
@@ -62,9 +60,8 @@ class TestMain(TestCase):
             assert kwargs["auto_commits"] is True
 
     def test_main_with_empty_git_dir_new_subdir_file(self):
-        subprocess.run(["git", "init"])
-        subprocess.run(["git", "config", "user.email", "dummy@example.com"])
-        subprocess.run(["git", "config", "user.name", "Dummy User"])
+        from tests.utils import make_repo
+        make_repo()
         subdir = Path("subdir")
         subdir.mkdir()
         fname = subdir / "foo.txt"

From 7096f7287c844ce4bd0aeffd6746ae98054d3645 Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Sun, 16 Jul 2023 12:30:40 -0300
Subject: [PATCH 09/16] simplify with make_repo

---
 tests/test_main.py | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/tests/test_main.py b/tests/test_main.py
index 41e1717bc..1e0259b9a 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -12,7 +12,8 @@ from prompt_toolkit.output import DummyOutput
 
 from aider.dump import dump  # noqa: F401
 from aider.io import InputOutput
-from aider.main import main
+from aider.main import main, setup_git
+from tests.utils import make_repo
 
 
 class TestMain(TestCase):
@@ -38,18 +39,16 @@ class TestMain(TestCase):
         self.assertTrue(os.path.exists("foo.txt"))
 
     def test_main_with_empty_git_dir_new_file(self):
-        from tests.utils import make_repo
         make_repo()
         main(["--yes", "foo.txt"], input=DummyInput(), output=DummyOutput())
         self.assertTrue(os.path.exists("foo.txt"))
 
     def test_main_with_git_config_yml(self):
-        from tests.utils import make_repo
         make_repo()
 
         Path(".aider.conf.yml").write_text("no-auto-commits: true\n")
         with patch("aider.main.Coder.create") as MockCoder:
-            main([], input=DummyInput(), output=DummyOutput())
+            main(["--yes"], input=DummyInput(), output=DummyOutput())
             _, kwargs = MockCoder.call_args
             assert kwargs["auto_commits"] is False
 
@@ -60,7 +59,6 @@ class TestMain(TestCase):
             assert kwargs["auto_commits"] is True
 
     def test_main_with_empty_git_dir_new_subdir_file(self):
-        from tests.utils import make_repo
         make_repo()
         subdir = Path("subdir")
         subdir.mkdir()
@@ -75,7 +73,7 @@ class TestMain(TestCase):
         main(["--yes", str(fname)], input=DummyInput(), output=DummyOutput())
 
     def test_setup_git(self):
-        io = InputOutput(pretty=False, yes=True)
+        # io = InputOutput(pretty=False, yes=True)
         with patch("aider.main.git.Repo.init") as MockRepoInit:
             MockRepoInit.return_value = git.Repo(self.tempdir)
             git_root = setup_git(None, self.io)

From 7d8069d778340f75781039ed8e118b00002c907c Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Sun, 16 Jul 2023 12:33:56 -0300
Subject: [PATCH 10/16] test_setup_git works

---
 tests/test_main.py | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/tests/test_main.py b/tests/test_main.py
index 1e0259b9a..a30e3ec3c 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -6,7 +6,6 @@ from pathlib import Path
 from unittest import TestCase
 from unittest.mock import patch
 
-import git
 from prompt_toolkit.input import DummyInput
 from prompt_toolkit.output import DummyOutput
 
@@ -73,12 +72,10 @@ class TestMain(TestCase):
         main(["--yes", str(fname)], input=DummyInput(), output=DummyOutput())
 
     def test_setup_git(self):
-        # io = InputOutput(pretty=False, yes=True)
-        with patch("aider.main.git.Repo.init") as MockRepoInit:
-            MockRepoInit.return_value = git.Repo(self.tempdir)
-            git_root = setup_git(None, self.io)
-            self.assertEqual(git_root, self.tempdir)
-            MockRepoInit.assert_called_once_with(self.tempdir)
+        io = InputOutput(pretty=False, yes=True)
+        git_root = setup_git(None, io)
+        git_root = Path(git_root).resolve()
+        self.assertEqual(git_root, Path(self.tempdir).resolve())
 
     def test_main_args(self):
         with patch("aider.main.Coder.create") as MockCoder:

From 1e0443cc868537d44c62359708870a8c0bd2fc59 Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Sun, 16 Jul 2023 12:36:19 -0300
Subject: [PATCH 11/16] better test

---
 tests/test_main.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tests/test_main.py b/tests/test_main.py
index a30e3ec3c..847b47c08 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -6,6 +6,7 @@ from pathlib import Path
 from unittest import TestCase
 from unittest.mock import patch
 
+import git
 from prompt_toolkit.input import DummyInput
 from prompt_toolkit.output import DummyOutput
 
@@ -77,6 +78,8 @@ class TestMain(TestCase):
         git_root = Path(git_root).resolve()
         self.assertEqual(git_root, Path(self.tempdir).resolve())
 
+        self.assertTrue(git.Repo(self.tempdir))
+
     def test_main_args(self):
         with patch("aider.main.Coder.create") as MockCoder:
             # --yes will just ok the git repo without blocking on input

From 0f14947a4ce6424f97ccaa401529cfc6fe1952a5 Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Sun, 16 Jul 2023 12:49:27 -0300
Subject: [PATCH 12/16] test_check_gitignore

---
 aider/main.py      |  8 ++++----
 tests/test_main.py | 18 +++++++++++++++++-
 2 files changed, 21 insertions(+), 5 deletions(-)

diff --git a/aider/main.py b/aider/main.py
index b7508d4d8..775e49762 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -42,9 +42,11 @@ def setup_git(git_root, io):
 
 
 def check_gitignore(git_root, io):
+    if not git_root:
+        return
+
     pat = ".aider*"
 
-    updated_ignore = None
     gitignore_file = Path(git_root) / ".gitignore"
     if gitignore_file.exists():
         content = gitignore_file.read_text(encoding="utf-8")
@@ -56,7 +58,7 @@ def check_gitignore(git_root, io):
     if not io.confirm_ask(f"Add {pat} to .gitignore (recommended)?"):
         return
 
-    if not content.endswith("\n"):
+    if content and not content.endswith("\n"):
         content += "\n"
     content += pat + "\n"
     gitignore_file.write_text(content, encoding="utf-8")
@@ -366,8 +368,6 @@ def main(args=None, input=None, output=None):
 
     if args.git:
         git_root = setup_git(git_root, io)
-
-    if git_root:
         check_gitignore(git_root, io)
 
     def scrub_sensitive_info(text):
diff --git a/tests/test_main.py b/tests/test_main.py
index 847b47c08..ed818cc84 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -12,7 +12,7 @@ from prompt_toolkit.output import DummyOutput
 
 from aider.dump import dump  # noqa: F401
 from aider.io import InputOutput
-from aider.main import main, setup_git
+from aider.main import check_gitignore, main, setup_git
 from tests.utils import make_repo
 
 
@@ -80,6 +80,22 @@ class TestMain(TestCase):
 
         self.assertTrue(git.Repo(self.tempdir))
 
+    def test_check_gitignore(self):
+        make_repo()
+        io = InputOutput(pretty=False, yes=True)
+        cwd = Path.cwd()
+        gitignore = cwd / ".gitignore"
+
+        self.assertFalse(gitignore.exists())
+        check_gitignore(cwd, io)
+        self.assertTrue(gitignore.exists())
+
+        self.assertEqual(".aider*", gitignore.read_text().splitlines()[0])
+
+        gitignore.write_text("one\ntwo\n")
+        check_gitignore(cwd, io)
+        self.assertEqual("one\ntwo\n.aider*\n", gitignore.read_text())
+
     def test_main_args(self):
         with patch("aider.main.Coder.create") as MockCoder:
             # --yes will just ok the git repo without blocking on input

From 180ca7c4645eba0595fb438b57d03168cad53835 Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Sun, 16 Jul 2023 12:56:55 -0300
Subject: [PATCH 13/16] test_main_git_ignore

---
 aider/main.py      |  3 ++-
 tests/test_main.py | 15 +++++++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/aider/main.py b/aider/main.py
index 775e49762..23c2b2a9a 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -38,6 +38,7 @@ def setup_git(git_root, io):
 
     io.tool_output("Git repository created in the current working directory.")
     git_root = str(Path.cwd().resolve())
+    check_gitignore(git_root, None)
     return git_root
 
 
@@ -55,7 +56,7 @@ def check_gitignore(git_root, io):
     else:
         content = ""
 
-    if not io.confirm_ask(f"Add {pat} to .gitignore (recommended)?"):
+    if io and not io.confirm_ask(f"Add {pat} to .gitignore (recommended)?"):
         return
 
     if content and not content.endswith("\n"):
diff --git a/tests/test_main.py b/tests/test_main.py
index ed818cc84..e85c8439d 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -80,6 +80,10 @@ class TestMain(TestCase):
 
         self.assertTrue(git.Repo(self.tempdir))
 
+        gitignore = Path.cwd() / ".gitignore"
+        self.assertTrue(gitignore.exists())
+        self.assertEqual(".aider*", gitignore.read_text().splitlines()[0])
+
     def test_check_gitignore(self):
         make_repo()
         io = InputOutput(pretty=False, yes=True)
@@ -96,6 +100,17 @@ class TestMain(TestCase):
         check_gitignore(cwd, io)
         self.assertEqual("one\ntwo\n.aider*\n", gitignore.read_text())
 
+    def test_main_git_ignore(self):
+        cwd = Path().cwd()
+        self.assertFalse((cwd / ".git").exists())
+        self.assertFalse((cwd / ".gitignore").exists())
+
+        with patch("aider.main.Coder.create"):
+            main(["--yes"], input=DummyInput())
+
+        self.assertTrue((cwd / ".git").exists())
+        self.assertTrue((cwd / ".gitignore").exists())
+
     def test_main_args(self):
         with patch("aider.main.Coder.create") as MockCoder:
             # --yes will just ok the git repo without blocking on input

From 9c40fc34156f0b679c0aea998377575b4a1503d9 Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Sun, 16 Jul 2023 18:27:17 -0300
Subject: [PATCH 14/16] Path.cwd

---
 aider/main.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/aider/main.py b/aider/main.py
index 23c2b2a9a..568dd0d11 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -26,7 +26,7 @@ def setup_git(git_root, io):
     if not io.confirm_ask("No git repo found, create one to track GPT's changes (recommended)?"):
         return
 
-    repo = git.Repo.init(os.getcwd())
+    repo = git.Repo.init(Path.cwd())
     global_git_config = git.GitConfigParser([str(Path.home() / ".gitconfig")], read_only=True)
     with repo.config_writer() as git_config:
         if not global_git_config.has_option("user", "name"):

From 4b01f20b73d8b5d43dd32df05deebb17a9a2d312 Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Mon, 17 Jul 2023 08:32:32 -0300
Subject: [PATCH 15/16] print when greating gitignore

---
 aider/main.py | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/aider/main.py b/aider/main.py
index 568dd0d11..1be6cd63e 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -38,11 +38,11 @@ def setup_git(git_root, io):
 
     io.tool_output("Git repository created in the current working directory.")
     git_root = str(Path.cwd().resolve())
-    check_gitignore(git_root, None)
+    check_gitignore(git_root, io, False)
     return git_root
 
 
-def check_gitignore(git_root, io):
+def check_gitignore(git_root, io, ask=True):
     if not git_root:
         return
 
@@ -56,7 +56,7 @@ def check_gitignore(git_root, io):
     else:
         content = ""
 
-    if io and not io.confirm_ask(f"Add {pat} to .gitignore (recommended)?"):
+    if ask and not io.confirm_ask(f"Add {pat} to .gitignore (recommended)?"):
         return
 
     if content and not content.endswith("\n"):
@@ -64,6 +64,8 @@ def check_gitignore(git_root, io):
     content += pat + "\n"
     gitignore_file.write_text(content, encoding="utf-8")
 
+    io.tool_output(f"Added {pat} to .gitignore")
+
 
 def main(args=None, input=None, output=None):
     if args is None:

From 72646f9733f346a6bf2cd4002e19ba2ae8c4dec3 Mon Sep 17 00:00:00 2001
From: Paul Gauthier <aider@paulg.org>
Date: Mon, 17 Jul 2023 10:53:49 -0300
Subject: [PATCH 16/16] use io.read/write text

---
 aider/main.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/aider/main.py b/aider/main.py
index 1be6cd63e..2162ec8a2 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -50,7 +50,7 @@ def check_gitignore(git_root, io, ask=True):
 
     gitignore_file = Path(git_root) / ".gitignore"
     if gitignore_file.exists():
-        content = gitignore_file.read_text(encoding="utf-8")
+        content = io.read_text(gitignore_file)
         if pat in content.splitlines():
             return
     else:
@@ -62,7 +62,7 @@ def check_gitignore(git_root, io, ask=True):
     if content and not content.endswith("\n"):
         content += "\n"
     content += pat + "\n"
-    gitignore_file.write_text(content, encoding="utf-8")
+    io.write_text(gitignore_file, content)
 
     io.tool_output(f"Added {pat} to .gitignore")