Mercurial > hg-stable
view hgext/git/gitutil.py @ 46562:fa7ae7aa0efd
changegroup: don't convert revisions to node for duplicate handling
The only consumer can handle revision lists fine. Avoid
materializing a range if there are no duplicates as optimization.
Differential Revision: https://phab.mercurial-scm.org/D9884
author | Joerg Sonnenberger <joerg@bec.de> |
---|---|
date | Wed, 27 Jan 2021 03:07:14 +0100 |
parents | c7c1efdfd4de |
children | d55b71393907 |
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"""utilities to assist in working with pygit2""" from __future__ import absolute_import from mercurial.node import bin, hex, nullid from mercurial import pycompat pygit2_module = None def get_pygit2(): global pygit2_module if pygit2_module is None: try: import pygit2 as pygit2_module pygit2_module.InvalidSpecError except (ImportError, AttributeError): pass return pygit2_module def pygit2_version(): mod = get_pygit2() v = "N/A" if mod: try: v = mod.__version__ except AttributeError: pass return b"(pygit2 %s)" % v.encode("utf-8") def togitnode(n): """Wrapper to convert a Mercurial binary node to a unicode hexlified node. pygit2 and sqlite both need nodes as strings, not bytes. """ assert len(n) == 20 return pycompat.sysstr(hex(n)) def fromgitnode(n): """Opposite of togitnode.""" assert len(n) == 40 if pycompat.ispy3: return bin(n.encode('ascii')) return bin(n) nullgit = togitnode(nullid)