This is an archive of the discontinued Mercurial Phabricator instance.

Status	Author	Revision
Closed	SimonSapin	D11965 rhg: desambiguate status without decompressing filelog if possible
Closed	SimonSapin	D11964 filelog: add a comment explaining a fast path in filerevisioncopied()
Closed	SimonSapin	D11963 rhg: Store p1, p2, and hash in RevlogEntry
Closed	SimonSapin	D11962 rhg: RevlogEntry::uncompressed_len is signed
Closed	SimonSapin	D11961 rhg: Expose FilelogEntry that wraps RevlogEntry
Closed	SimonSapin	D11960 rhg: Add RevlogEntry::data that does delta resolution
Closed	SimonSapin	D11959 rhg: Rename some revlog-related types and methods

Diff 31604


	def filerevisioncopied(store, node):			def filerevisioncopied(store, node):
	"""Resolve file revision copy metadata.			"""Resolve file revision copy metadata.

	Returns ``False`` if the file has no copy metadata. Otherwise a			Returns ``False`` if the file has no copy metadata. Otherwise a
	2-tuple of the source filename and node.			2-tuple of the source filename and node.
	"""			"""
	if store.parents(node)[0] != sha1nodeconstants.nullid:			if store.parents(node)[0] != sha1nodeconstants.nullid:
				# When creating a copy or move we set filelog parents to null,
				# because contents are probably unrelated and making a delta
				# would not be useful.
				# Conversely, if filelog p1 is non-null we know
				# there is no copy metadata.
				# In the presence of merges, this reasoning becomes invalid
				# if we reorder parents. See tests/test-issue6528.t.
	return False			return False

	meta = parsemeta(store.revision(node))[0]			meta = parsemeta(store.revision(node))[0]

	# copy and copyrev occur in pairs. In rare cases due to old bugs,			# copy and copyrev occur in pairs. In rare cases due to old bugs,
	# one can occur without the other. So ensure both are present to flag			# one can occur without the other. So ensure both are present to flag
	# as a copy.			# as a copy.
	if meta and b'copy' in meta and b'copyrev' in meta:			if meta and b'copy' in meta and b'copyrev' in meta: