doc/check-seclevel.py
author Pierre-Yves David <pierre-yves.david@octobus.net>
Sun, 17 Nov 2019 14:39:28 +0100
changeset 44104 85c4cd73996b
parent 43094 e8cf9ad52a78
child 45849 c102b704edb5
permissions -rwxr-xr-x
localrepo: also fastpath access to working copy parents when possible If the filter level guarantee that the working copy parents will be visible, we allow fast path access to them. With this change multiple commands can now run without triggering filtering. After using the quick access mechanism introduced, the whole series results in pretty good performance gain: ``` All benchmarks: before after ratio [8e095512] [36b2f659] - 711±0.8ms 60.7±0.2ms 0.09 simple_command.read.diff.empty.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 1) [citrea/virtualenv-py2.7-pyyaml-HGMODULEPOLICYc-HGWITHRUSTEXTcpython] - 712±0.8ms 61.6±0.2ms 0.09 simple_command.read.diff.empty.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 1) [citrea/virtualenv-py2.7-pyyaml-HGMODULEPOLICYrust+c-HGWITHRUSTEXTcpython] - 690±1ms 93.5±0.3ms 0.14 simple_command.read.diff.empty.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 1) [citrea/virtualenv-py3.7-pyyaml-HGMODULEPOLICYc-HGWITHRUSTEXTcpython] - 688±1ms 93.8±0.3ms 0.14 simple_command.read.diff.empty.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 1) [citrea/virtualenv-py3.7-pyyaml-HGMODULEPOLICYrust+c-HGWITHRUSTEXTcpython] - 714±1ms 60.7±0.8ms 0.09 simple_command.read.diff.empty.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 2) [citrea/virtualenv-py2.7-pyyaml-HGMODULEPOLICYc-HGWITHRUSTEXTcpython] - 713±1ms 60.9±0.3ms 0.09 simple_command.read.diff.empty.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 2) [citrea/virtualenv-py2.7-pyyaml-HGMODULEPOLICYrust+c-HGWITHRUSTEXTcpython] - 689±1ms 93.7±0.2ms 0.14 simple_command.read.diff.empty.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 2) [citrea/virtualenv-py3.7-pyyaml-HGMODULEPOLICYc-HGWITHRUSTEXTcpython] - 687±2ms 92.8±0.2ms 0.14 simple_command.read.diff.empty.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 2) [citrea/virtualenv-py3.7-pyyaml-HGMODULEPOLICYrust+c-HGWITHRUSTEXTcpython] - 799±2ms 98.1±0.6ms 0.12 simple_command.read.export.bare.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True) [citrea/virtualenv-py2.7-pyyaml-HGMODULEPOLICYc-HGWITHRUSTEXTcpython] - 800±0.8ms 100.0±0.4ms 0.12 simple_command.read.export.bare.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True) [citrea/virtualenv-py2.7-pyyaml-HGMODULEPOLICYrust+c-HGWITHRUSTEXTcpython] - 711±0.9ms 111±0.2ms 0.16 simple_command.read.export.bare.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True) [citrea/virtualenv-py3.7-pyyaml-HGMODULEPOLICYc-HGWITHRUSTEXTcpython] - 711±1ms 112±0.3ms 0.16 simple_command.read.export.bare.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True) [citrea/virtualenv-py3.7-pyyaml-HGMODULEPOLICYrust+c-HGWITHRUSTEXTcpython] - 760±1ms 59.8±0.1ms 0.08 simple_command.read.status.wc_clean.default.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 1) [citrea/virtualenv-py2.7-pyyaml-HGMODULEPOLICYc-HGWITHRUSTEXTcpython] - 763±2ms 62.2±0.3ms 0.08 simple_command.read.status.wc_clean.default.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 1) [citrea/virtualenv-py2.7-pyyaml-HGMODULEPOLICYrust+c-HGWITHRUSTEXTcpython] - 689±1ms 93.1±0.3ms 0.14 simple_command.read.status.wc_clean.default.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 1) [citrea/virtualenv-py3.7-pyyaml-HGMODULEPOLICYc-HGWITHRUSTEXTcpython] - 688±1ms 94.3±0.3ms 0.14 simple_command.read.status.wc_clean.default.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 1) [citrea/virtualenv-py3.7-pyyaml-HGMODULEPOLICYrust+c-HGWITHRUSTEXTcpython] - 763±1ms 60.1±0.2ms 0.08 simple_command.read.status.wc_clean.default.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 2) [citrea/virtualenv-py2.7-pyyaml-HGMODULEPOLICYc-HGWITHRUSTEXTcpython] - 763±1ms 62.1±0.4ms 0.08 simple_command.read.status.wc_clean.default.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 2) [citrea/virtualenv-py2.7-pyyaml-HGMODULEPOLICYrust+c-HGWITHRUSTEXTcpython] - 689±0.8ms 93.2±0.2ms 0.14 simple_command.read.status.wc_clean.default.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 2) [citrea/virtualenv-py3.7-pyyaml-HGMODULEPOLICYc-HGWITHRUSTEXTcpython] - 687±0.9ms 94.1±0.3ms 0.14 simple_command.read.status.wc_clean.default.time_bench('mercurial-filtered-2019-11-22', 'zstd', 'default', True, True, True, True, True, 2) [citrea/virtualenv-py3.7-pyyaml-HGMODULEPOLICYrust+c-HGWITHRUSTEXTcpython] ``` Differential Revision: https://phab.mercurial-scm.org/D7492

#!/usr/bin/env python
#
# checkseclevel - checking section title levels in each online help document

from __future__ import absolute_import

import optparse
import os
import sys

# import from the live mercurial repo
os.environ['HGMODULEPOLICY'] = 'py'
sys.path.insert(0, "..")
from mercurial import demandimport

demandimport.enable()
from mercurial import (
    commands,
    extensions,
    help,
    minirst,
    ui as uimod,
)

table = commands.table
helptable = help.helptable

level2mark = [b'"', b'=', b'-', b'.', b'#']
reservedmarks = [b'"']

mark2level = {}
for m, l in zip(level2mark, range(len(level2mark))):
    if m not in reservedmarks:
        mark2level[m] = l

initlevel_topic = 0
initlevel_cmd = 1
initlevel_ext = 1
initlevel_ext_cmd = 3


def showavailables(ui, initlevel):
    avail = '    available marks and order of them in this help: %s\n' % (
        ', '.join(['%r' % (m * 4) for m in level2mark[initlevel + 1 :]])
    )
    ui.warn(avail.encode('utf-8'))


def checkseclevel(ui, doc, name, initlevel):
    ui.notenoi18n('checking "%s"\n' % name)
    if not isinstance(doc, bytes):
        doc = doc.encode('utf-8')
    blocks, pruned = minirst.parse(doc, 0, ['verbose'])
    errorcnt = 0
    curlevel = initlevel
    for block in blocks:
        if block[b'type'] != b'section':
            continue
        mark = block[b'underline']
        title = block[b'lines'][0]
        if (mark not in mark2level) or (mark2level[mark] <= initlevel):
            ui.warn(
                (
                    'invalid section mark %r for "%s" of %s\n'
                    % (mark * 4, title, name)
                ).encode('utf-8')
            )
            showavailables(ui, initlevel)
            errorcnt += 1
            continue
        nextlevel = mark2level[mark]
        if curlevel < nextlevel and curlevel + 1 != nextlevel:
            ui.warnnoi18n(
                'gap of section level at "%s" of %s\n' % (title, name)
            )
            showavailables(ui, initlevel)
            errorcnt += 1
            continue
        ui.notenoi18n(
            'appropriate section level for "%s %s"\n'
            % (mark * (nextlevel * 2), title)
        )
        curlevel = nextlevel

    return errorcnt


def checkcmdtable(ui, cmdtable, namefmt, initlevel):
    errorcnt = 0
    for k, entry in cmdtable.items():
        name = k.split(b"|")[0].lstrip(b"^")
        if not entry[0].__doc__:
            ui.notenoi18n(
                'skip checking %s: no help document\n' % (namefmt % name)
            )
            continue
        errorcnt += checkseclevel(
            ui, entry[0].__doc__, namefmt % name, initlevel
        )
    return errorcnt


def checkhghelps(ui):
    errorcnt = 0
    for h in helptable:
        names, sec, doc = h[0:3]
        if callable(doc):
            doc = doc(ui)
        errorcnt += checkseclevel(
            ui, doc, '%s help topic' % names[0], initlevel_topic
        )

    errorcnt += checkcmdtable(ui, table, '%s command', initlevel_cmd)

    for name in sorted(
        list(extensions.enabled()) + list(extensions.disabled())
    ):
        mod = extensions.load(ui, name, None)
        if not mod.__doc__:
            ui.notenoi18n(
                'skip checking %s extension: no help document\n' % name
            )
            continue
        errorcnt += checkseclevel(
            ui, mod.__doc__, '%s extension' % name, initlevel_ext
        )

        cmdtable = getattr(mod, 'cmdtable', None)
        if cmdtable:
            errorcnt += checkcmdtable(
                ui,
                cmdtable,
                '%%s command of %s extension' % name,
                initlevel_ext_cmd,
            )
    return errorcnt


def checkfile(ui, filename, initlevel):
    if filename == '-':
        filename = 'stdin'
        doc = sys.stdin.read()
    else:
        with open(filename) as fp:
            doc = fp.read()

    ui.notenoi18n(
        'checking input from %s with initlevel %d\n' % (filename, initlevel)
    )
    return checkseclevel(ui, doc, 'input from %s' % filename, initlevel)


def main():
    optparser = optparse.OptionParser(
        """%prog [options]

This checks all help documents of Mercurial (topics, commands,
extensions and commands of them), if no file is specified by --file
option.
"""
    )
    optparser.add_option(
        "-v", "--verbose", help="enable additional output", action="store_true"
    )
    optparser.add_option(
        "-d", "--debug", help="debug mode", action="store_true"
    )
    optparser.add_option(
        "-f",
        "--file",
        help="filename to read in (or '-' for stdin)",
        action="store",
        default="",
    )

    optparser.add_option(
        "-t",
        "--topic",
        help="parse file as help topic",
        action="store_const",
        dest="initlevel",
        const=0,
    )
    optparser.add_option(
        "-c",
        "--command",
        help="parse file as help of core command",
        action="store_const",
        dest="initlevel",
        const=1,
    )
    optparser.add_option(
        "-e",
        "--extension",
        help="parse file as help of extension",
        action="store_const",
        dest="initlevel",
        const=1,
    )
    optparser.add_option(
        "-C",
        "--extension-command",
        help="parse file as help of extension command",
        action="store_const",
        dest="initlevel",
        const=3,
    )

    optparser.add_option(
        "-l",
        "--initlevel",
        help="set initial section level manually",
        action="store",
        type="int",
        default=0,
    )

    (options, args) = optparser.parse_args()

    ui = uimod.ui.load()
    ui.setconfig(b'ui', b'verbose', options.verbose, b'--verbose')
    ui.setconfig(b'ui', b'debug', options.debug, b'--debug')

    if options.file:
        if checkfile(ui, options.file, options.initlevel):
            sys.exit(1)
    else:
        if checkhghelps(ui):
            sys.exit(1)


if __name__ == "__main__":
    main()