contrib/python-hook-examples.py
author Pierre-Yves David <pierre-yves.david@octobus.net>
Wed, 13 Mar 2024 11:51:11 +0100
changeset 51598 2664cacd2457
parent 48875 6000f5b25c9b
permissions -rw-r--r--
tags-cache: directly operate on rev-num warming hgtagsfnodescache Not having to goes through nodeid speed up things notably. ### data-env-vars.name = mozilla-try-2023-03-22-zstd-sparse-revlog # benchmark.name = hg.debug.debug-update-cache # bin-env-vars.hg.flavor = default # bin-env-vars.hg.py-re2-module = default # benchmark.variants.pre-state = warm before-this-series: 19.947581 before-this-changes: 18.916804 (-5.17%, -1.03) this-changesets: 17.493725 (-12.30%, -2.45)

'''
Examples of useful python hooks for Mercurial.
'''
from mercurial import (
    patch,
    util,
)


def diffstat(ui, repo, **kwargs):
    """Example usage:

    [hooks]
    commit.diffstat = python:/path/to/this/file.py:diffstat
    changegroup.diffstat = python:/path/to/this/file.py:diffstat
    """
    if kwargs.get('parent2'):
        return
    node = kwargs['node']
    first = repo[node].p1().node()
    if 'url' in kwargs:
        last = repo.changelog.tip()
    else:
        last = node
    diff = patch.diff(repo, first, last)
    ui.write(patch.diffstat(util.iterlines(diff)))