Merge pull request #78 from tomruk/caret-symbol

Negate with caret symbol as with the exclamation mark

pathspec/patterns/gitwildmatch.py

@@ -290,13 +290,16 @@ def _translate_segment_glob(pattern: str) -> str:
 				# - "[]-]" matches ']' and '-'.
 				# - "[!]a-]" matches any character except ']', 'a' and '-'.
 				j = i
-				# Pass brack expression negation.
-				if j < end and pattern[j] == '!':
+
+				# Pass bracket expression negation.
+				if j < end and (pattern[j] == '!' or pattern[j] == '^'):
 					j += 1
+
 				# Pass first closing bracket if it is at the beginning of the
 				# expression.
 				if j < end and pattern[j] == ']':
 					j += 1
+
 				# Find closing bracket. Stop once we reach the end or find it.
 				while j < end and pattern[j] != ']':
 					j += 1

tests/test_gitwildmatch.py

@@ -774,7 +774,7 @@ def test_12_asterisk_4_descendant(self):
 			'anydir/file.txt',
 		})
 
-	def test_13_issue_77_1_regex(self):
+	def test_13_issue_77_regex(self):
 		"""
 		Test the resulting regex for regex bracket expression negation.
 		"""
@@ -786,15 +786,28 @@ def test_13_issue_77_1_regex(self):
 
 		self.assertEqual(regex, equiv_regex)
 
-	def test_13_issue_77_2_results(self):
+	def test_13_negate_with_caret(self):
 		"""
-		Test that regex bracket expression negation works.
+		Test negation using the caret symbol (^)
 		"""
-		pattern = GitWildMatchPattern('a[^b]c')
+		pattern = GitWildMatchPattern("a[^gy]c")
 		results = set(filter(pattern.match_file, [
-			'abc',
-			'azc',
+			"agc",
+			"ayc",
+			"abc",
+			"adc",
 		]))
-		self.assertEqual(results, {
-			'azc',
-		})
+		self.assertEqual(results, {"abc", "adc"})
+
+	def test_13_negate_with_exclamation_mark(self):
+		"""
+		Test negation using the exclamation mark (!)
+		"""
+		pattern = GitWildMatchPattern("a[!gy]c")
+		results = set(filter(pattern.match_file, [
+			"agc",
+			"ayc",
+			"abc",
+			"adc",
+		]))
+		self.assertEqual(results, {"abc", "adc"})