From 9302492483b06ca1613aa8b11cf08cef93930b12 Mon Sep 17 00:00:00 2001
From: cpburnz <2126043+cpburnz@users.noreply.github.com>
Date: Sun, 23 Apr 2023 15:25:43 -0400
Subject: [PATCH 1/2] Fix issue 77

---
 CHANGES.rst                       | 11 ++++++++++-
 pathspec/_meta.py                 |  3 ++-
 pathspec/patterns/gitwildmatch.py |  9 +++++----
 tests/test_gitwildmatch.py        | 25 +++++++++++++++++++++++++
 4 files changed, 42 insertions(+), 6 deletions(-)

diff --git a/CHANGES.rst b/CHANGES.rst
index f37c491..825dac8 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -3,6 +3,16 @@ Change History
 ==============
 
 
+0.11.2 (TBD)
+------------
+
+Bug fixes:
+
+- `Issue #77`_: On bracket expression negation.
+
+.. _`Issue #77`: https://github.com/cpburnz/python-pathspec/issues/77
+
+
 0.11.1 (2023-03-14)
 -------------------
 
@@ -19,7 +29,6 @@ Improvements:
 .. _`Pull #75`: https://github.com/cpburnz/python-pathspec/pull/75
 
 
-
 0.11.0 (2023-01-24)
 -------------------
 
diff --git a/pathspec/_meta.py b/pathspec/_meta.py
index 80942a5..3f417db 100644
--- a/pathspec/_meta.py
+++ b/pathspec/_meta.py
@@ -50,6 +50,7 @@
 	"Avasam <https://github.com/Avasam>",
 	"yschroeder <https://github.com/yschroeder>",
 	"axesider <https://github.com/axesider>",
+	"tomruk <https://github.com/tomruk>",
 ]
 __license__ = "MPL 2.0"
-__version__ = "0.11.1"
+__version__ = "0.11.2.dev1"
diff --git a/pathspec/patterns/gitwildmatch.py b/pathspec/patterns/gitwildmatch.py
index 94d3115..8593872 100644
--- a/pathspec/patterns/gitwildmatch.py
+++ b/pathspec/patterns/gitwildmatch.py
@@ -306,16 +306,17 @@ def _translate_segment_glob(pattern: str) -> str:
 					expr = '['
 
 					if pattern[i] == '!':
-						# Braket expression needs to be negated.
+						# Bracket expression needs to be negated.
 						expr += '^'
 						i += 1
 					elif pattern[i] == '^':
 						# POSIX declares that the regex bracket expression negation
 						# "[^...]" is undefined in a glob pattern. Python's
 						# `fnmatch.translate()` escapes the caret ('^') as a
-						# literal. To maintain consistency with undefined behavior,
-						# I am escaping the '^' as well.
-						expr += '\\^'
+						# literal. Git supports the using a caret for negation.
+						# Maintain consistency with Git because that is the expected
+						# behavior.
+						expr += '^'
 						i += 1
 
 					# Build regex bracket expression. Escape slashes so they are
diff --git a/tests/test_gitwildmatch.py b/tests/test_gitwildmatch.py
index 7dccaee..6a51683 100644
--- a/tests/test_gitwildmatch.py
+++ b/tests/test_gitwildmatch.py
@@ -773,3 +773,28 @@ def test_12_asterisk_4_descendant(self):
 		self.assertEqual(results, {
 			'anydir/file.txt',
 		})
+
+	def test_13_issue_77_1_regex(self):
+		"""
+		Test the resulting regex for regex bracket expression negation.
+		"""
+		regex, include = GitWildMatchPattern.pattern_to_regex('a[^b]c')
+		self.assertTrue(include)
+
+		equiv_regex, include = GitWildMatchPattern.pattern_to_regex('a[!b]c')
+		self.assertTrue(include)
+
+		self.assertEqual(regex, equiv_regex)
+
+	def test_13_issue_77_2_results(self):
+		"""
+		Test that regex bracket expression negation works.
+		"""
+		pattern = GitWildMatchPattern('a[^b]c')
+		results = set(filter(pattern.match_file, [
+			'abc',
+			'azc',
+		]))
+		self.assertEqual(results, {
+			'azc',
+		})

From b9a014e560af033591d8cfe7734deb929cc52f67 Mon Sep 17 00:00:00 2001
From: cpburnz <2126043+cpburnz@users.noreply.github.com>
Date: Sun, 23 Apr 2023 16:19:57 -0400
Subject: [PATCH 2/2] Update CHANGES

---
 CHANGES.rst | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CHANGES.rst b/CHANGES.rst
index 825dac8..f5a473b 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -8,8 +8,11 @@ Change History
 
 Bug fixes:
 
+- `Pull #76`_: Add edge case: patterns that end with an escaped space
 - `Issue #77`_: On bracket expression negation.
 
+
+.. _`Pull #76`: https://github.com/cpburnz/python-pathspec/pull/76
 .. _`Issue #77`: https://github.com/cpburnz/python-pathspec/issues/77
 
 
@@ -25,6 +28,7 @@ Improvements:
 - `Pull #75`_: Fix partially unknown PathLike type.
 - Convert `os.PathLike` to a string properly using `os.fspath`.
 
+
 .. _`Issue #74`: https://github.com/cpburnz/python-pathspec/issues/74
 .. _`Pull #75`: https://github.com/cpburnz/python-pathspec/pull/75