From: Łukasz Langa <lukasz@langa.pl>
Date: Mon, 28 Oct 2019 16:42:46 +0000 (+0100)
Subject: Explicitly close .gitignore during processing
X-Git-Url: https://git.madduck.net/etc/vim.git/commitdiff_plain/0cf0d68cf20bf154667042c5240f460cbf9a81b1?ds=sidebyside;pf=etc

Explicitly close .gitignore during processing
---

diff --git a/black.py b/black.py
index b3699d5..1c42f59 100644
--- a/black.py
+++ b/black.py
@@ -3469,10 +3469,11 @@ def get_future_imports(node: Node) -> Set[str]:
 def get_gitignore(root: Path) -> PathSpec:
     """ Return a PathSpec matching gitignore content if present."""
     gitignore = root / ".gitignore"
-    if not gitignore.is_file():
-        return PathSpec.from_lines("gitwildmatch", [])
-    else:
-        return PathSpec.from_lines("gitwildmatch", gitignore.open())
+    lines: List[str] = []
+    if gitignore.is_file():
+        with gitignore.open() as gf:
+            lines = gf.readlines()
+    return PathSpec.from_lines("gitwildmatch", lines)
 
 
 def gen_python_files_in_dir(