Mercurial > hg
view .hgignore @ 31020:2d1bf84046f6
smartset: use native set operations as fast paths
For set operations like "&" and "-", where we know both basesets have their
sets ready, and the first set is sorted, use the native Python set
operations as a fast path.
Note: "+" is not optimized as that will break the ordering.
This leads to noticeable improvements on performance:
revset | before | after | delta
----------------------------------------------------------------
draft() & draft() & draft() & draft() | 776 | 477 | -39%
draft() + draft() + draft() + draft() | 2849 | 2864 |
draft() - draft() + draft() - draft() | 943 | 240 | -75%
draft() - draft() - draft() - draft() | 557 | 197 | -64%
(time measured in microseconds)
author | Jun Wu <quark@fb.com> |
---|---|
date | Sat, 18 Feb 2017 17:23:43 -0800 |
parents | cff0f5926797 |
children | fcddcf442e4f |
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syntax: glob *.elc *.tmp *.orig *.rej *~ *.mergebackup *.o *.so *.dll *.exe *.pyd *.pyc *.pyo *$py.class *.swp *.prof *.zip \#*\# .\#* tests/.coverage* tests/.testtimes* tests/.hypothesis tests/hypothesis-generated tests/annotated tests/*.err tests/htmlcov build contrib/chg/chg contrib/hgsh/hgsh contrib/vagrant/.vagrant contrib/docker/ubuntu-* dist packages doc/common.txt doc/*.[0-9] doc/*.[0-9].txt doc/*.[0-9].gendoc.txt doc/*.[0-9].{x,ht}ml MANIFEST MANIFEST.in patches mercurial/__modulepolicy__.py mercurial/__version__.py mercurial/hgpythonlib.h mercurial.egg-info .DS_Store tags cscope.* .idea/* .asv/* i18n/hg.pot locale/*/LC_MESSAGES/hg.mo hgext/__index__.py # files installed with a local --pure build mercurial/base85.py mercurial/bdiff.py mercurial/diffhelpers.py mercurial/mpatch.py mercurial/osutil.py mercurial/parsers.py syntax: regexp ^\.pc/ ^\.(pydev)?project # hackable windows distribution additions ^hg-python ^hg.py$