refactor: pull git wrapper together

frg/context.py

@@ -6,10 +6,11 @@ invocation environment (i.e. git context, ...) to make things work.
 """
 
 import logging
-import subprocess
 
 import pydantic
 
+import frg.git as git
+
 logger = logging.getLogger(__name__)
 
 
@@ -56,15 +57,8 @@ def get_git_context(*, domain_aliases: dict[str, str] | None = None) -> GitConte
     if not domain_aliases:
         domain_aliases = dict()
 
-    current_branch_cmd = subprocess.run(
+    current_branch = git.get_current_branch().stdout
-        ["git", "branch", "--show-current"], capture_output=True
+    remote_url = git.get_current_remote_url().stdout
-    )
-    current_branch = current_branch_cmd.stdout.decode("utf8").strip()
-
-    remote_url_cmd = subprocess.run(
-        ["git", "config", "--get", "remote.origin.url"], capture_output=True
-    )
-    remote_url = remote_url_cmd.stdout.decode("utf8").strip()
 
     host, owner, repo = parse_remote_url(remote_url)
 

frg/git.py

@@ -0,0 +1,29 @@
+import subprocess
+
+import pydantic
+
+
+class CommandResult(pydantic.BaseModel):
+    return_code: int
+    stdout: str
+    stderr: str
+
+
+def _git(args: list[str]) -> CommandResult:
+    result = subprocess.run(["git", *args], capture_output=True)
+
+    return CommandResult(
+        stdout=result.stdout.decode("utf8").strip(),
+        stderr=result.stderr.decode("utf8").strip(),
+        return_code=result.returncode,
+    )
+
+
+def get_current_branch() -> CommandResult:
+    """Returns the current checked out branch."""
+    return _git(["branch", "--show-current"])
+
+
+def get_current_remote_url() -> CommandResult:
+    """Returns the remote origin url."""
+    return _git(["config", "--get", "remote.origin.url"])

tests/test_context.py

@@ -28,6 +28,9 @@ def mock_subprocess(mock_context):
                 "utf8"
             )
 
+        return_val.stderr = b""
+        return_val.returncode = 0
+
         return return_val
 
     with unittest.mock.patch("subprocess.run") as mock_run: