comparison hgext/blackbox.py @ 18673:f27598902007

blackbox: adds a 'blackbox' command for viewing recent logs

Adds a 'hg blackbox' command for viewing the latest entries in the blackbox log.
By default it shows the last 10 entries, but -l allows the user to specify.

18672:b2b4ddc55caa

    # the blackbox setup for it.
    if not repo.local():
        return

    ui.setrepo(repo)

18673:f27598902007

    # the blackbox setup for it.
    if not repo.local():
        return

    ui.setrepo(repo)

@command('^blackbox',
    [('l', 'limit', 10, _('the number of events to show')),
    ],
    _('hg blackbox [OPTION]...'))
def blackbox(ui, repo, *revs, **opts):
    '''view the recent repository events
    '''

    if not os.path.exists(repo.join('blackbox.log')):
        return

    limit = opts.get('limit')
    blackbox = repo.opener('blackbox.log', 'r')
    lines = blackbox.read().split('\n')

    count = 0
    output = []
    for line in reversed(lines):
        if count >= limit:
            break

        # count the commands by matching lines like: 2013/01/23 19:13:36 root>
        if re.match('^\d{4}/\d{2}/\d{2} \d{2}:\d{2}:\d{2} .*> .*', line):
            count += 1
        output.append(line)

    ui.status('\n'.join(reversed(output)))