GitRepository.diff: add 'text' option

For generating textual diffs. Useful for Pq - for example, the 'patch'
utility does not support git binary diffs.

Signed-off-by: Markus Lehtonen <markus.lehtonen@linux.intel.com>

2 files changed, 7 insertions, 1 deletions

diff --git a/gbp/git/repository.py b/gbp/git/repository.py
index 6eed588..2e8d779 100644
--- a/gbp/git/repository.py
+++ b/gbp/git/repository.py
@@ -1518,7 +1518,8 @@ class GitRepository(object):
         args.append(patch)
         self._git_command("apply", args)
 
-    def diff(self, obj1, obj2=None, paths=None, stat=False, summary=False):
+    def diff(self, obj1, obj2=None, paths=None, stat=False, summary=False,
+             text=False):
         """
         Diff two git repository objects
 
@@ -1532,6 +1533,8 @@ class GitRepository(object):
         @type stat: C{bool} or C{int} or C{str}
         @param summary: Show diffstat
         @type summary: C{bool}
+        @param text: Generate textual diffs, treat all files as text
+        @type text: C{bool}
         @return: diff
         @rtype: C{str}
         """
@@ -1541,6 +1544,7 @@ class GitRepository(object):
         elif stat:
             options.add('--stat=%s' % stat)
         options.add_true(summary, '--summary')
+        options.add_true(text, '--text')
         options.add(obj1)
         options.add_true(obj2, obj2)
         if paths:
diff --git a/tests/test_GitRepository.py b/tests/test_GitRepository.py
index 187712e..5f0e3dd 100644
--- a/tests/test_GitRepository.py
+++ b/tests/test_GitRepository.py
@@ -487,6 +487,8 @@ def test_diff():
     True
     >>> len(repo.diff('HEAD~1', 'HEAD', 'testfile')) > 3
     True
+    >>> len(repo.diff('HEAD~1', 'HEAD', 'testfile', text=True)) > 3
+    True
     >>> len(repo.diff('HEAD~1', 'HEAD', 'filenotexist')) == 0
     True
     """