--- a/mercurial/revlog.py Wed Mar 10 05:50:20 2021 +0100
+++ b/mercurial/revlog.py Wed Mar 10 18:09:21 2021 +0100
@@ -908,8 +908,10 @@
if rev == wdirrev:
raise error.WdirUnsupported
raise
-
- return entry[5], entry[6]
+ if entry[5] == nullrev:
+ return entry[6], entry[5]
+ else:
+ return entry[5], entry[6]
# fast parentrevs(rev) where rev isn't filtered
_uncheckedparentrevs = parentrevs
@@ -930,7 +932,11 @@
def parents(self, node):
i = self.index
d = i[self.rev(node)]
- return i[d[5]][7], i[d[6]][7] # map revisions to nodes inline
+ # inline node() to avoid function call overhead
+ if d[5] == nullid:
+ return i[d[6]][7], i[d[5]][7]
+ else:
+ return i[d[5]][7], i[d[6]][7]
def chainlen(self, rev):
return self._chaininfo(rev)[0]