Merge pull request #106 from marxin/binary-patch

support binary patch format

tests/samples/binary.diff

@@ -0,0 +1,23 @@
+From 62ea0eaf7e00170a8fca79f665442f9f44725956 Mon Sep 17 00:00:00 2001
+From: Martin Liska <[email protected]>
+Date: Fri, 9 Dec 2022 12:05:32 +0100
+Subject: [PATCH] add pixel
+
+---
+ 1x1.png | Bin 0 -> 95 bytes
+ 1 file changed, 0 insertions(+), 0 deletions(-)
+ create mode 100644 1x1.png
+
+diff --git a/1x1.png b/1x1.png
+new file mode 100644
+index 0000000000000000000000000000000000000000..1914264c08781d1f30ee0b8482bccf44586f2dc1
+GIT binary patch
+literal 95
+zcmeAS@N?(olHy`uVBq!ia0vp^j3CU&3?x-=hn)ga%mF?ju0VQumF+E%TuG2$FoVOh
+l8)-lem#2$k2*>s01R$G<f$@>z9%CSj!PC{xWt~$(697H@6ZHT9
+
+literal 0
+HcmV?d00001
+
+--
+2.38.1

tests/test_parser.py

@@ -434,6 +434,16 @@ def do_test_diff_hunk_positions(self, res):
 
         self.assertEqual(hunk_positions, expected_hunk_positions)
 
+    def test_binary_patch(self):
+        utf8_file = os.path.join(self.samples_dir, 'samples/binary.diff')
+        with open(utf8_file, 'r') as diff_file:
+            res = PatchSet(diff_file)
+            self.assertEqual(len(res), 1)
+            patch = res[0]
+            self.assertEqual(patch.source_file, '/dev/null')
+            self.assertEqual(patch.target_file, 'b/1x1.png')
+            self.assertTrue(patch.is_binary_file)
+            self.assertTrue(patch.is_added_file)
 
 class TestVCSSamples(unittest.TestCase):
     """Tests for real examples from VCS."""

unidiff/patch.py

@@ -585,6 +585,12 @@ def _parse(self, diff, encoding, metadata_only):
                 current_file = None
                 continue
 
+            if line == 'GIT binary patch\n':
+                current_file.is_binary_file = True
+                patch_info = None
+                current_file = None
+                continue
+
             patch_info.append(line)
 
     @classmethod