repository - diff blobs: consider the values of context_lines and interhunk_lines

Author: eantoranz

pygit2/repository.py

@@ -541,7 +541,9 @@ def diff(
 
         # Case 4: Diff blob to blob
         if isinstance(a, Blob) and isinstance(b, Blob):
-            return a.diff(b)
+            opt_values.insert(1, '')
+            opt_values.insert(1, '')
+            return a.diff(b, *opt_values)
 
         raise ValueError('Only blobs and treeish can be diffed')
 

src/blob.c

@@ -70,11 +70,12 @@ Blob_diff(Blob *self, PyObject *args, PyObject *kwds)
     char *old_as_path = NULL, *new_as_path = NULL;
     Blob *other = NULL;
     int err;
-    char *keywords[] = {"blob", "flag", "old_as_path", "new_as_path", NULL};
+    char *keywords[] = {"blob", "flag", "old_as_path", "new_as_path", "context_lines", "interhunk_lines", NULL};
 
-    if (!PyArg_ParseTupleAndKeywords(args, kwds, "|O!Iss", keywords,
+    if (!PyArg_ParseTupleAndKeywords(args, kwds, "|O!IssHH", keywords,
                                      &BlobType, &other, &opts.flags,
-                                     &old_as_path, &new_as_path))
+                                     &old_as_path, &new_as_path,
+                                     &opts.context_lines, &opts.interhunk_lines))
         return NULL;
 
     if (Object__load((Object*)self) == NULL) { return NULL; } // Lazy load