annotate contrib/python-hook-examples.py @ 21833:c1ceec0c8cb4

patch: use ctx.node() instead of bare node variable

Future patches will allow patch.diff to take a basectx so node1 (and node2)
could make hexfunc error out. Instead, we'll call the node function on the
context object directly.

'''
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['tip'].node()
    else:
        last = node
    diff = patch.diff(repo, first, last)
    ui.write(patch.diffstat(util.iterlines(diff)))