From 1d0aed81f7e93b9df5eb148070b4f0124b461e3a Mon Sep 17 00:00:00 2001
From: Tyler Veness <calcmogul@gmail.com>
Date: Thu, 15 Aug 2024 08:14:54 -0700
Subject: [PATCH] Use git to get repo root (#284)

---
 wpiformat/wpiformat/task.py | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/wpiformat/wpiformat/task.py b/wpiformat/wpiformat/task.py
index ad8008a..2b03b02 100644
--- a/wpiformat/wpiformat/task.py
+++ b/wpiformat/wpiformat/task.py
@@ -1,7 +1,7 @@
 """Task base classes for wpiformat."""
 
 from abc import ABCMeta, abstractmethod
-import os
+import subprocess
 
 
 class Task(metaclass=ABCMeta):
@@ -29,12 +29,12 @@ def get_repo_root():
 
         An empty string is returned if no repository root was found.
         """
-        current_dir = os.path.abspath(os.getcwd())
-        while current_dir != os.path.dirname(current_dir):
-            if os.path.exists(current_dir + os.sep + ".git"):
-                return current_dir
-            current_dir = os.path.dirname(current_dir)
-        return ""
+        return subprocess.run(
+            ["git", "rev-parse", "--show-toplevel"],
+            stdout=subprocess.PIPE,
+            stderr=subprocess.DEVNULL,
+            encoding="ascii",
+        ).stdout.rstrip()
 
     @staticmethod
     def should_process_file(config_file, name):