mercurial/help.py
author Rodrigo Damazio Bovendorp <rdamazio@google.com>
Mon, 30 Oct 2017 20:35:30 -0700
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parent 34951 fb7f58daca48
child 35356 7f410793c04d
permissions -rw-r--r--
help: adding a topic on flags This is a short topic to explain how command-line flags can be specified. Some users have been confused by hg offerring different flag syntax than some other libraries, so it'd be nice to point them to this rather than explaining it every time. Differential Revision: https://phab.mercurial-scm.org/D1270
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# help.py - help data for mercurial
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#
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# Copyright 2006 Matt Mackall <mpm@selenic.com>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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from __future__ import absolute_import
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import itertools
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import os
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import textwrap
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from .i18n import (
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    _,
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    gettext,
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)
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from . import (
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    cmdutil,
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    encoding,
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    error,
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    extensions,
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    filemerge,
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    fileset,
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    minirst,
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    pycompat,
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    revset,
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    templatefilters,
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    templatekw,
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    templater,
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    util,
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)
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from .hgweb import (
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    webcommands,
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)
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_exclkeywords = {
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    "(ADVANCED)",
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    "(DEPRECATED)",
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    "(EXPERIMENTAL)",
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    # i18n: "(ADVANCED)" is a keyword, must be translated consistently
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    _("(ADVANCED)"),
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    # i18n: "(DEPRECATED)" is a keyword, must be translated consistently
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    _("(DEPRECATED)"),
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    # i18n: "(EXPERIMENTAL)" is a keyword, must be translated consistently
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    _("(EXPERIMENTAL)"),
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}
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def listexts(header, exts, indent=1, showdeprecated=False):
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    '''return a text listing of the given extensions'''
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    rst = []
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    if exts:
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        for name, desc in sorted(exts.iteritems()):
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            if not showdeprecated and any(w in desc for w in _exclkeywords):
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                continue
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            rst.append('%s:%s: %s\n' % (' ' * indent, name, desc))
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    if rst:
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        rst.insert(0, '\n%s\n\n' % header)
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    return rst
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def extshelp(ui):
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    rst = loaddoc('extensions')(ui).splitlines(True)
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    rst.extend(listexts(
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        _('enabled extensions:'), extensions.enabled(), showdeprecated=True))
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    rst.extend(listexts(_('disabled extensions:'), extensions.disabled()))
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    doc = ''.join(rst)
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    return doc
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def optrst(header, options, verbose):
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    data = []
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    multioccur = False
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    for option in options:
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        if len(option) == 5:
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            shortopt, longopt, default, desc, optlabel = option
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        else:
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            shortopt, longopt, default, desc = option
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            optlabel = _("VALUE") # default label
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        if not verbose and any(w in desc for w in _exclkeywords):
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            continue
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        so = ''
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        if shortopt:
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            so = '-' + shortopt
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        lo = '--' + longopt
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        if default:
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            # default is of unknown type, and in Python 2 we abused
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            # the %s-shows-repr property to handle integers etc. To
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            # match that behavior on Python 3, we do str(default) and
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            # then convert it to bytes.
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            desc += _(" (default: %s)") % pycompat.bytestr(default)
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        if isinstance(default, list):
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            lo += " %s [+]" % optlabel
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            multioccur = True
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        elif (default is not None) and not isinstance(default, bool):
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            lo += " %s" % optlabel
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        data.append((so, lo, desc))
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    if multioccur:
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        header += (_(" ([+] can be repeated)"))
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    rst = ['\n%s:\n\n' % header]
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    rst.extend(minirst.maketable(data, 1))
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    return ''.join(rst)
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def indicateomitted(rst, omitted, notomitted=None):
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    rst.append('\n\n.. container:: omitted\n\n    %s\n\n' % omitted)
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    if notomitted:
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        rst.append('\n\n.. container:: notomitted\n\n    %s\n\n' % notomitted)
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def filtercmd(ui, cmd, kw, doc):
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    if not ui.debugflag and cmd.startswith("debug") and kw != "debug":
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        return True
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    if not ui.verbose and doc and any(w in doc for w in _exclkeywords):
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        return True
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    return False
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def topicmatch(ui, commands, kw):
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    """Return help topics matching kw.
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    Returns {'section': [(name, summary), ...], ...} where section is
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    one of topics, commands, extensions, or extensioncommands.
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    """
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    kw = encoding.lower(kw)
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    def lowercontains(container):
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        return kw in encoding.lower(container)  # translated in helptable
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    results = {'topics': [],
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               'commands': [],
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               'extensions': [],
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               'extensioncommands': [],
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               }
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    for names, header, doc in helptable:
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        # Old extensions may use a str as doc.
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        if (sum(map(lowercontains, names))
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            or lowercontains(header)
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   139
            or (callable(doc) and lowercontains(doc(ui)))):
16710
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            results['topics'].append((names[0], header))
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diff changeset
   141
    for cmd, entry in commands.table.iteritems():
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   142
        if len(entry) == 3:
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   143
            summary = entry[2]
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   144
        else:
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   145
            summary = ''
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Nikolaj Sjujskij <sterkrig@myopera.com>
parents: 16816
diff changeset
   146
        # translate docs *before* searching there
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   147
        docs = _(pycompat.getdoc(entry[0])) or ''
16710
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   148
        if kw in cmd or lowercontains(summary) or lowercontains(docs):
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diff changeset
   149
            doclines = docs.splitlines()
16710
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   150
            if doclines:
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   151
                summary = doclines[0]
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parents: 26587
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   152
            cmdname = cmd.partition('|')[0].lstrip('^')
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   153
            if filtercmd(ui, cmdname, kw, docs):
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   154
                continue
16710
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   155
            results['commands'].append((cmdname, summary))
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   156
    for name, docs in itertools.chain(
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83d79a00cc24 help: use full name of extensions to look up them for keyword search
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 18748
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   157
        extensions.enabled(False).iteritems(),
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        extensions.disabled().iteritems()):
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Simon Farnsworth <simonfar@fb.com>
parents: 27660
diff changeset
   159
        if not docs:
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   160
            continue
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Anton Shestakov <av6@dwimlabs.net>
parents: 26587
diff changeset
   161
        name = name.rpartition('.')[-1]
16710
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   162
        if lowercontains(name) or lowercontains(docs):
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parents: 16816
diff changeset
   163
            # extension docs are already translated
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parents: 16816
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   164
            results['extensions'].append((name, docs.splitlines()[0]))
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1e2454b60e59 help: do not abort topicmatch() because of unimportable extensions
Yuya Nishihara <yuya@tcha.org>
parents: 33499
diff changeset
   165
        try:
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parents: 33499
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   166
            mod = extensions.load(ui, name, '')
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parents: 33499
diff changeset
   167
        except ImportError:
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parents: 33499
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   168
            # debug message would be printed in extensions.load()
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   169
            continue
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   170
        for cmd, entry in getattr(mod, 'cmdtable', {}).iteritems():
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497deec204d1 help: add --keyword (-k) for searching help
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parents: 16710
diff changeset
   171
            if kw in cmd or (len(entry) > 2 and lowercontains(entry[2])):
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Anton Shestakov <av6@dwimlabs.net>
parents: 26587
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   172
                cmdname = cmd.partition('|')[0].lstrip('^')
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Yuya Nishihara <yuya@tcha.org>
parents: 32566
diff changeset
   173
                cmddoc = pycompat.getdoc(entry[0])
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parents: 32566
diff changeset
   174
                if cmddoc:
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   175
                    cmddoc = gettext(cmddoc).splitlines()[0]
16884
4fd1f1d7569b help: fix 'hg help -k' matching an extension without docs
Thomas Arendsen Hein <thomas@intevation.de>
parents: 16855
diff changeset
   176
                else:
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   177
                    cmddoc = _('(no help text available)')
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timeless <timeless@mozdev.org>
parents: 27379
diff changeset
   178
                if filtercmd(ui, cmdname, kw, cmddoc):
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   179
                    continue
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                results['extensioncommands'].append((cmdname, cmddoc))
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diff changeset
   181
    return results
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   182
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   183
def loaddoc(topic, subdir=None):
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    """Return a delayed loader for help/topic.txt."""
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parents: 3795
diff changeset
   185
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diff changeset
   186
    def loader(ui):
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149141c3a25f help: don't search randomly for help data - trust util.datapath
Mads Kiilerich <madski@unity3d.com>
parents: 22633
diff changeset
   187
        docdir = os.path.join(util.datapath, 'help')
27375
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parents: 27325
diff changeset
   188
        if subdir:
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diff changeset
   189
            docdir = os.path.join(docdir, subdir)
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parents: 9536
diff changeset
   190
        path = os.path.join(docdir, topic + ".txt")
14168
135e244776f0 prevent transient leaks of file handle by using new helper functions
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 14044
diff changeset
   191
        doc = gettext(util.readfile(path))
12820
0edc0aa7432d help: add topic rewriting hooks
Patrick Mezard <pmezard@gmail.com>
parents: 12818
diff changeset
   192
        for rewriter in helphooks.get(topic, []):
26414
c44b507e7c78 help: pass around ui to rewriter hooks (API)
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parents: 26413
diff changeset
   193
            doc = rewriter(ui, topic, doc)
12820
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parents: 12818
diff changeset
   194
        return doc
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diff changeset
   195
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diff changeset
   196
    return loader
7677
6a0bc2dc9da6 help: add a topic about some of the templating features
Alexander Solovyov <piranha@piranha.org.ua>
parents: 7387
diff changeset
   197
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diff changeset
   198
internalstable = sorted([
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aba2bb2a6d0f help: don't try to render a section on sub-topics
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diff changeset
   199
    (['bundles'], _('Bundles'),
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diff changeset
   200
     loaddoc('bundles', subdir='internals')),
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2cdb1239ff8c help: update help.internalstable for new censor docs
Augie Fackler <augie@google.com>
parents: 31265
diff changeset
   201
    (['censor'], _('Censor'),
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parents: 31265
diff changeset
   202
     loaddoc('censor', subdir='internals')),
29747
aba2bb2a6d0f help: don't try to render a section on sub-topics
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parents: 28828
diff changeset
   203
    (['changegroups'], _('Changegroups'),
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parents: 27375
diff changeset
   204
     loaddoc('changegroups', subdir='internals')),
34951
fb7f58daca48 internals: copy-edit "register" -> "registrar" in configitem docs
Kevin Bullock <kbullock+mercurial@ringworld.org>
parents: 34932
diff changeset
   205
    (['config'], _('Config Registrar'),
34932
fd78276948b4 internal-doc: document the config register mechanism
Boris Feld <boris.feld@octobus.net>
parents: 34912
diff changeset
   206
     loaddoc('config', subdir='internals')),
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aba2bb2a6d0f help: don't try to render a section on sub-topics
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parents: 28828
diff changeset
   207
    (['requirements'], _('Repository Requirements'),
28523
045fe7042510 help: document requirements
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28058
diff changeset
   208
     loaddoc('requirements', subdir='internals')),
29747
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parents: 28828
diff changeset
   209
    (['revlogs'], _('Revision Logs'),
27631
c18292a6ff54 internals: document revlog format
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parents: 27479
diff changeset
   210
     loaddoc('revlogs', subdir='internals')),
29859
a1092e2d70a3 help: internals topic for wire protocol
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parents: 29747
diff changeset
   211
    (['wireprotocol'], _('Wire Protocol'),
a1092e2d70a3 help: internals topic for wire protocol
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parents: 29747
diff changeset
   212
     loaddoc('wireprotocol', subdir='internals')),
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fc810d950278 help: add "internals" topic
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parents: 27375
diff changeset
   213
])
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parents: 27375
diff changeset
   214
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
   215
def internalshelp(ui):
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parents: 27375
diff changeset
   216
    """Generate the index for the "internals" topic."""
32076
d7b698ae153b help: explain how to access subtopics in internals
Matt DeVore <matvore@google.com>
parents: 31793
diff changeset
   217
    lines = ['To access a subtopic, use "hg help internals.{subtopic-name}"\n',
d7b698ae153b help: explain how to access subtopics in internals
Matt DeVore <matvore@google.com>
parents: 31793
diff changeset
   218
             '\n']
27376
fc810d950278 help: add "internals" topic
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parents: 27375
diff changeset
   219
    for names, header, doc in internalstable:
27400
64208bd4c580 help: add missed last new line to "internals" topic
Yuya Nishihara <yuya@tcha.org>
parents: 27387
diff changeset
   220
        lines.append(' :%s: %s\n' % (names[0], header))
27376
fc810d950278 help: add "internals" topic
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parents: 27375
diff changeset
   221
27400
64208bd4c580 help: add missed last new line to "internals" topic
Yuya Nishihara <yuya@tcha.org>
parents: 27387
diff changeset
   222
    return ''.join(lines)
27376
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
   223
13888
9e5407a67dea help: sort help topics to make the output more readable (issue2751)
Yun Lee <yunlee.bj@gmail.com>
parents: 13593
diff changeset
   224
helptable = sorted([
31793
69d8fcf20014 help: document bundle specifications
Gregory Szorc <gregory.szorc@gmail.com>
parents: 31293
diff changeset
   225
    (['bundlespec'], _("Bundle File Formats"), loaddoc('bundlespec')),
31129
71f692f1f678 color: update the help table
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31080
diff changeset
   226
    (['color'], _("Colorizing Outputs"), loaddoc('color')),
12145
c407b4ca666e help: make "hg help hgrc" an alias for "hg help config"
Martin Geisler <mg@lazybytes.net>
parents: 11657
diff changeset
   227
    (["config", "hgrc"], _("Configuration Files"), loaddoc('config')),
9539
c904e76e3834 help: move help topics from mercurial/help.py to help/*.txt
Martin Geisler <mg@lazybytes.net>
parents: 9536
diff changeset
   228
    (["dates"], _("Date Formats"), loaddoc('dates')),
35045
b0262b25ab48 help: adding a topic on flags
Rodrigo Damazio Bovendorp <rdamazio@google.com>
parents: 34951
diff changeset
   229
    (["flags"], _("Command-line flags"), loaddoc('flags')),
9539
c904e76e3834 help: move help topics from mercurial/help.py to help/*.txt
Martin Geisler <mg@lazybytes.net>
parents: 9536
diff changeset
   230
    (["patterns"], _("File Name Patterns"), loaddoc('patterns')),
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
   231
    (['environment', 'env'], _('Environment Variables'),
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
   232
     loaddoc('environment')),
30769
e520f0f4b1cf help: merge revsets.txt into revisions.txt
Martin von Zweigbergk <martinvonz@google.com>
parents: 30610
diff changeset
   233
    (['revisions', 'revs', 'revsets', 'revset', 'multirevs', 'mrevs'],
e520f0f4b1cf help: merge revsets.txt into revisions.txt
Martin von Zweigbergk <martinvonz@google.com>
parents: 30610
diff changeset
   234
      _('Specifying Revisions'), loaddoc('revisions')),
17322
7124f984dc8d help: use the first topic name from helptable, not the longest alias
Mads Kiilerich <mads@kiilerich.com>
parents: 17321
diff changeset
   235
    (['filesets', 'fileset'], _("Specifying File Sets"), loaddoc('filesets')),
9539
c904e76e3834 help: move help topics from mercurial/help.py to help/*.txt
Martin Geisler <mg@lazybytes.net>
parents: 9536
diff changeset
   236
    (['diffs'], _('Diff Formats'), loaddoc('diffs')),
30812
98bfce9bd5e5 help: make "mergetool" an alias for "merge-tools"
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30769
diff changeset
   237
    (['merge-tools', 'mergetools', 'mergetool'], _('Merge Tools'),
98bfce9bd5e5 help: make "mergetool" an alias for "merge-tools"
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30769
diff changeset
   238
     loaddoc('merge-tools')),
16568
770190bff625 help: add reference to template help (issue3413)
A. S. Budden <abudden@gmail.com>
parents: 16547
diff changeset
   239
    (['templating', 'templates', 'template', 'style'], _('Template Usage'),
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
   240
     loaddoc('templates')),
9539
c904e76e3834 help: move help topics from mercurial/help.py to help/*.txt
Martin Geisler <mg@lazybytes.net>
parents: 9536
diff changeset
   241
    (['urls'], _('URL Paths'), loaddoc('urls')),
16547
23072be2eaa3 help: consistently use title capitalization for help topics
Martin Geisler <mg@aragost.com>
parents: 16250
diff changeset
   242
    (["extensions"], _("Using Additional Features"), extshelp),
17322
7124f984dc8d help: use the first topic name from helptable, not the longest alias
Mads Kiilerich <mads@kiilerich.com>
parents: 17321
diff changeset
   243
    (["subrepos", "subrepo"], _("Subrepositories"), loaddoc('subrepos')),
17321
f3fd9d6802b7 help: fix helptable indentation
Mads Kiilerich <mads@kiilerich.com>
parents: 17187
diff changeset
   244
    (["hgweb"], _("Configuring hgweb"), loaddoc('hgweb')),
f3fd9d6802b7 help: fix helptable indentation
Mads Kiilerich <mads@kiilerich.com>
parents: 17187
diff changeset
   245
    (["glossary"], _("Glossary"), loaddoc('glossary')),
f3fd9d6802b7 help: fix helptable indentation
Mads Kiilerich <mads@kiilerich.com>
parents: 17187
diff changeset
   246
    (["hgignore", "ignore"], _("Syntax for Mercurial Ignore Files"),
f3fd9d6802b7 help: fix helptable indentation
Mads Kiilerich <mads@kiilerich.com>
parents: 17187
diff changeset
   247
     loaddoc('hgignore')),
f3fd9d6802b7 help: fix helptable indentation
Mads Kiilerich <mads@kiilerich.com>
parents: 17187
diff changeset
   248
    (["phases"], _("Working with Phases"), loaddoc('phases')),
25881
9de443515f1d help: scripting help topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25660
diff changeset
   249
    (['scripting'], _('Using Mercurial from scripts and automation'),
9de443515f1d help: scripting help topic
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     loaddoc('scripting')),
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    (['internals'], _("Technical implementation topics"),
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     internalshelp),
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    (['pager'], _("Pager Support"), loaddoc('pager')),
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])
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# Maps topics with sub-topics to a list of their sub-topics.
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subtopics = {
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    'internals': internalstable,
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}
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# Map topics to lists of callable taking the current topic help and
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# returning the updated version
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helphooks = {}
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   264
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def addtopichook(topic, rewriter):
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    helphooks.setdefault(topic, []).append(rewriter)
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def makeitemsdoc(ui, topic, doc, marker, items, dedent=False):
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    """Extract docstring from the items key to function mapping, build a
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    single documentation block and use it to overwrite the marker in doc.
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    """
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    entries = []
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    for name in sorted(items):
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        text = (pycompat.getdoc(items[name]) or '').rstrip()
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        if (not text
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            or not ui.verbose and any(w in text for w in _exclkeywords)):
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            continue
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        text = gettext(text)
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        if dedent:
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            # Abuse latin1 to use textwrap.dedent() on bytes.
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            text = textwrap.dedent(text.decode('latin1')).encode('latin1')
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        lines = text.splitlines()
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        doclines = [(lines[0])]
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        for l in lines[1:]:
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            # Stop once we find some Python doctest
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            if l.strip().startswith('>>>'):
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                break
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            if dedent:
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                doclines.append(l.rstrip())
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            else:
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                doclines.append('  ' + l.strip())
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        entries.append('\n'.join(doclines))
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    entries = '\n\n'.join(entries)
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    return doc.replace(marker, entries)
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def addtopicsymbols(topic, marker, symbols, dedent=False):
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    def add(ui, topic, doc):
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        return makeitemsdoc(ui, topic, doc, marker, symbols, dedent=dedent)
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    addtopichook(topic, add)
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addtopicsymbols('bundlespec', '.. bundlecompressionmarker',
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                util.bundlecompressiontopics())
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addtopicsymbols('filesets', '.. predicatesmarker', fileset.symbols)
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addtopicsymbols('merge-tools', '.. internaltoolsmarker',
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                filemerge.internalsdoc)
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addtopicsymbols('revisions', '.. predicatesmarker', revset.symbols)
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addtopicsymbols('templates', '.. keywordsmarker', templatekw.keywords)
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addtopicsymbols('templates', '.. filtersmarker', templatefilters.filters)
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76c0b4cfa039 help: populate template functions via docstrings
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addtopicsymbols('templates', '.. functionsmarker', templater.funcs)
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addtopicsymbols('hgweb', '.. webcommandsmarker', webcommands.commands,
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                dedent=True)
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   312
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def help_(ui, commands, name, unknowncmd=False, full=True, subtopic=None,
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          **opts):
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    '''
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    Generate the help for 'name' as unformatted restructured text. If
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    'name' is None, describe the commands available.
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    '''
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   319
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   320
    opts = pycompat.byteskwargs(opts)
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   321
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    def helpcmd(name, subtopic=None):
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        try:
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   324
            aliases, entry = cmdutil.findcmd(name, commands.table,
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   325
                                             strict=unknowncmd)
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   326
        except error.AmbiguousCommand as inst:
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   327
            # py3k fix: except vars can't be used outside the scope of the
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   328
            # except block, nor can be used inside a lambda. python issue4617
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   329
            prefix = inst.args[0]
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   330
            select = lambda c: c.lstrip('^').startswith(prefix)
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   331
            rst = helplist(select)
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   332
            return rst
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   333
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   334
        rst = []
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   335
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   336
        # check if it's an invalid alias and display its error if it is
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645457f73aa6 alias: keep error message in "badalias" so that help can see it
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   337
        if getattr(entry[0], 'badalias', None):
22162
7ada34676db8 help: provide help of bad alias without executing aliascmd()
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diff changeset
   338
            rst.append(entry[0].badalias + '\n')
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diff changeset
   339
            if entry[0].unknowncmd:
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   340
                try:
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   341
                    rst.extend(helpextcmd(entry[0].cmdname))
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   342
                except error.UnknownCommand:
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   343
                    pass
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   344
            return rst
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   345
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        # synopsis
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   347
        if len(entry) > 2:
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   348
            if entry[2].startswith('hg'):
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   349
                rst.append("%s\n" % entry[2])
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   350
            else:
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   351
                rst.append('hg %s %s\n' % (aliases[0], entry[2]))
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   352
        else:
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   353
            rst.append('hg %s\n' % aliases[0])
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   354
        # aliases
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   355
        if full and not ui.quiet and len(aliases) > 1:
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   356
            rst.append(_("\naliases: %s\n") % ', '.join(aliases[1:]))
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   357
        rst.append('\n')
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   358
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   359
        # description
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diff changeset
   360
        doc = gettext(pycompat.getdoc(entry[0]))
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diff changeset
   361
        if not doc:
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   362
            doc = _("(no help text available)")
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diff changeset
   363
        if util.safehasattr(entry[0], 'definition'):  # aliased command
28828
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diff changeset
   364
            source = entry[0].source
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diff changeset
   365
            if entry[0].definition.startswith('!'):  # shell alias
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diff changeset
   366
                doc = (_('shell alias for::\n\n    %s\n\ndefined by: %s\n') %
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   367
                       (entry[0].definition[1:], source))
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diff changeset
   368
            else:
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   369
                doc = (_('alias for: hg %s\n\n%s\n\ndefined by: %s\n') %
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   370
                       (entry[0].definition, doc, source))
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diff changeset
   371
        doc = doc.splitlines(True)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   372
        if ui.quiet or not full:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   373
            rst.append(doc[0])
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   374
        else:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   375
            rst.extend(doc)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   376
        rst.append('\n')
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   377
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   378
        # check if this command shadows a non-trivial (multi-line)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   379
        # extension help text
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   380
        try:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   381
            mod = extensions.find(name)
32615
c9318beb7c1a py3: convert __doc__ back to bytes in help.py
Yuya Nishihara <yuya@tcha.org>
parents: 32566
diff changeset
   382
            doc = gettext(pycompat.getdoc(mod)) or ''
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   383
            if '\n' in doc.strip():
29974
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   384
                msg = _("(use 'hg help -e %s' to show help for "
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   385
                        "the %s extension)") % (name, name)
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   386
                rst.append('\n%s\n' % msg)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   387
        except KeyError:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   388
            pass
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   389
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   390
        # options
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   391
        if not ui.quiet and entry[1]:
22116
161085f87b95 help: roll option list header into option formatter
Matt Mackall <mpm@selenic.com>
parents: 22115
diff changeset
   392
            rst.append(optrst(_("options"), entry[1], ui.verbose))
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   393
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   394
        if ui.verbose:
22116
161085f87b95 help: roll option list header into option formatter
Matt Mackall <mpm@selenic.com>
parents: 22115
diff changeset
   395
            rst.append(optrst(_("global options"),
161085f87b95 help: roll option list header into option formatter
Matt Mackall <mpm@selenic.com>
parents: 22115
diff changeset
   396
                              commands.globalopts, ui.verbose))
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   397
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   398
        if not ui.verbose:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   399
            if not full:
29974
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   400
                rst.append(_("\n(use 'hg %s -h' to show more help)\n")
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   401
                           % name)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   402
            elif not ui.quiet:
22110
26f7c8033bed help: tweak --verbose command help hint
Matt Mackall <mpm@selenic.com>
parents: 21796
diff changeset
   403
                rst.append(_('\n(some details hidden, use --verbose '
26f7c8033bed help: tweak --verbose command help hint
Matt Mackall <mpm@selenic.com>
parents: 21796
diff changeset
   404
                               'to show complete help)'))
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   405
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   406
        return rst
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   407
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   408
27325
eadbbd14bdc1 help: fix help -c/help -e/help -k
timeless <timeless@mozdev.org>
parents: 27324
diff changeset
   409
    def helplist(select=None, **opts):
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   410
        # list of commands
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   411
        if name == "shortlist":
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   412
            header = _('basic commands:\n\n')
20822
be87397f98c9 help: let 'hg help debug' show the list of secret debug commands
Mads Kiilerich <madski@unity3d.com>
parents: 20743
diff changeset
   413
        elif name == "debug":
be87397f98c9 help: let 'hg help debug' show the list of secret debug commands
Mads Kiilerich <madski@unity3d.com>
parents: 20743
diff changeset
   414
            header = _('debug commands (internal and unsupported):\n\n')
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   415
        else:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   416
            header = _('list of commands:\n\n')
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   417
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   418
        h = {}
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   419
        cmds = {}
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   420
        for c, e in commands.table.iteritems():
26845
7a77ee434179 help: replace some str.split() calls by str.partition() or str.rpartition()
Anton Shestakov <av6@dwimlabs.net>
parents: 26587
diff changeset
   421
            f = c.partition("|")[0]
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   422
            if select and not select(f):
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   423
                continue
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   424
            if (not select and name != 'shortlist' and
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   425
                e[0].__module__ != commands.__name__):
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   426
                continue
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   427
            if name == "shortlist" and not f.startswith("^"):
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   428
                continue
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   429
            f = f.lstrip("^")
32615
c9318beb7c1a py3: convert __doc__ back to bytes in help.py
Yuya Nishihara <yuya@tcha.org>
parents: 32566
diff changeset
   430
            doc = pycompat.getdoc(e[0])
27323
0fe93498ef07 help: refactor filtercmd
timeless <timeless@mozdev.org>
parents: 27152
diff changeset
   431
            if filtercmd(ui, f, name, doc):
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   432
                continue
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   433
            doc = gettext(doc)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   434
            if not doc:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   435
                doc = _("(no help text available)")
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   436
            h[f] = doc.splitlines()[0].rstrip()
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   437
            cmds[f] = c.lstrip("^")
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   438
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   439
        rst = []
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   440
        if not h:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   441
            if not ui.quiet:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   442
                rst.append(_('no commands defined\n'))
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   443
            return rst
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   444
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   445
        if not ui.quiet:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   446
            rst.append(header)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   447
        fns = sorted(h)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   448
        for f in fns:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   449
            if ui.verbose:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   450
                commacmds = cmds[f].replace("|",", ")
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   451
                rst.append(" :%s: %s\n" % (commacmds, h[f]))
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   452
            else:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   453
                rst.append(' :%s: %s\n' % (f, h[f]))
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   454
27325
eadbbd14bdc1 help: fix help -c/help -e/help -k
timeless <timeless@mozdev.org>
parents: 27324
diff changeset
   455
        ex = opts.get
eadbbd14bdc1 help: fix help -c/help -e/help -k
timeless <timeless@mozdev.org>
parents: 27324
diff changeset
   456
        anyopts = (ex('keyword') or not (ex('command') or ex('extension')))
eadbbd14bdc1 help: fix help -c/help -e/help -k
timeless <timeless@mozdev.org>
parents: 27324
diff changeset
   457
        if not name and anyopts:
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   458
            exts = listexts(_('enabled extensions:'), extensions.enabled())
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   459
            if exts:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   460
                rst.append('\n')
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   461
                rst.extend(exts)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   462
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   463
            rst.append(_("\nadditional help topics:\n\n"))
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   464
            topics = []
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   465
            for names, header, doc in helptable:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   466
                topics.append((names[0], header))
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   467
            for t, desc in topics:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   468
                rst.append(" :%s: %s\n" % (t, desc))
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   469
22115
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
   470
        if ui.quiet:
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
   471
            pass
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
   472
        elif ui.verbose:
22116
161085f87b95 help: roll option list header into option formatter
Matt Mackall <mpm@selenic.com>
parents: 22115
diff changeset
   473
            rst.append('\n%s\n' % optrst(_("global options"),
161085f87b95 help: roll option list header into option formatter
Matt Mackall <mpm@selenic.com>
parents: 22115
diff changeset
   474
                                         commands.globalopts, ui.verbose))
22115
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
   475
            if name == 'shortlist':
29974
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   476
                rst.append(_("\n(use 'hg help' for the full list "
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   477
                             "of commands)\n"))
22115
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
   478
        else:
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
   479
            if name == 'shortlist':
29974
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   480
                rst.append(_("\n(use 'hg help' for the full list of commands "
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   481
                             "or 'hg -v' for details)\n"))
22115
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
   482
            elif name and not full:
29974
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   483
                rst.append(_("\n(use 'hg help %s' to show the full help "
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   484
                             "text)\n") % name)
23624
861ddedfb402 help: suggest '-v -e' to get built-in aliases for extensions (issue4461)
Chingis Dugarzhapov <chingis.dug@gmail.com>
parents: 22637
diff changeset
   485
            elif name and cmds and name in cmds.keys():
29974
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   486
                rst.append(_("\n(use 'hg help -v -e %s' to show built-in "
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   487
                             "aliases and global options)\n") % name)
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   488
            else:
29974
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   489
                rst.append(_("\n(use 'hg help -v%s' to show built-in aliases "
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   490
                             "and global options)\n")
22118
9a299c39de01 help: normalize helplist hints
Matt Mackall <mpm@selenic.com>
parents: 22117
diff changeset
   491
                           % (name and " " + name or ""))
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   492
        return rst
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   493
27378
c709b515218e help: pass sub-topic into help query functions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27377
diff changeset
   494
    def helptopic(name, subtopic=None):
27379
2278870bb997 help: support loading sub-topics
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27378
diff changeset
   495
        # Look for sub-topic entry first.
2278870bb997 help: support loading sub-topics
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27378
diff changeset
   496
        header, doc = None, None
2278870bb997 help: support loading sub-topics
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27378
diff changeset
   497
        if subtopic and name in subtopics:
2278870bb997 help: support loading sub-topics
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27378
diff changeset
   498
            for names, header, doc in subtopics[name]:
2278870bb997 help: support loading sub-topics
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27378
diff changeset
   499
                if subtopic in names:
2278870bb997 help: support loading sub-topics
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27378
diff changeset
   500
                    break
2278870bb997 help: support loading sub-topics
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27378
diff changeset
   501
2278870bb997 help: support loading sub-topics
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27378
diff changeset
   502
        if not header:
2278870bb997 help: support loading sub-topics
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27378
diff changeset
   503
            for names, header, doc in helptable:
2278870bb997 help: support loading sub-topics
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27378
diff changeset
   504
                if name in names:
2278870bb997 help: support loading sub-topics
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27378
diff changeset
   505
                    break
2278870bb997 help: support loading sub-topics
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27378
diff changeset
   506
            else:
2278870bb997 help: support loading sub-topics
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27378
diff changeset
   507
                raise error.UnknownCommand(name)
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   508
18748
6e676fb6ea44 help: use a full header for topic titles
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 18746
diff changeset
   509
        rst = [minirst.section(header)]
6e676fb6ea44 help: use a full header for topic titles
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 18746
diff changeset
   510
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   511
        # description
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   512
        if not doc:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   513
            rst.append("    %s\n" % _("(no help text available)"))
21796
8225bb1f0ad3 help: restore use of callable() since it was readded in Python 3.2
Augie Fackler <raf@durin42.com>
parents: 21289
diff changeset
   514
        if callable(doc):
26413
e0c572d4d112 help: pass around ui to doc loader (API)
Yuya Nishihara <yuya@tcha.org>
parents: 26371
diff changeset
   515
            rst += ["    %s\n" % l for l in doc(ui).splitlines()]
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   516
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   517
        if not ui.verbose:
22114
3ba1d7ca3dfd help: normalize topic and extension verbose hints
Matt Mackall <mpm@selenic.com>
parents: 22113
diff changeset
   518
            omitted = _('(some details hidden, use --verbose'
3ba1d7ca3dfd help: normalize topic and extension verbose hints
Matt Mackall <mpm@selenic.com>
parents: 22113
diff changeset
   519
                         ' to show complete help)')
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   520
            indicateomitted(rst, omitted)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   521
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   522
        try:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   523
            cmdutil.findcmd(name, commands.table)
29974
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   524
            rst.append(_("\nuse 'hg help -c %s' to see help for "
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   525
                       "the %s command\n") % (name, name))
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   526
        except error.UnknownCommand:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   527
            pass
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   528
        return rst
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   529
27378
c709b515218e help: pass sub-topic into help query functions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27377
diff changeset
   530
    def helpext(name, subtopic=None):
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   531
        try:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   532
            mod = extensions.find(name)
32615
c9318beb7c1a py3: convert __doc__ back to bytes in help.py
Yuya Nishihara <yuya@tcha.org>
parents: 32566
diff changeset
   533
            doc = gettext(pycompat.getdoc(mod)) or _('no help text available')
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   534
        except KeyError:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   535
            mod = None
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   536
            doc = extensions.disabledext(name)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   537
            if not doc:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   538
                raise error.UnknownCommand(name)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   539
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   540
        if '\n' not in doc:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   541
            head, tail = doc, ""
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   542
        else:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   543
            head, tail = doc.split('\n', 1)
26845
7a77ee434179 help: replace some str.split() calls by str.partition() or str.rpartition()
Anton Shestakov <av6@dwimlabs.net>
parents: 26587
diff changeset
   544
        rst = [_('%s extension - %s\n\n') % (name.rpartition('.')[-1], head)]
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   545
        if tail:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   546
            rst.extend(tail.splitlines(True))
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   547
            rst.append('\n')
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   548
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   549
        if not ui.verbose:
22114
3ba1d7ca3dfd help: normalize topic and extension verbose hints
Matt Mackall <mpm@selenic.com>
parents: 22113
diff changeset
   550
            omitted = _('(some details hidden, use --verbose'
3ba1d7ca3dfd help: normalize topic and extension verbose hints
Matt Mackall <mpm@selenic.com>
parents: 22113
diff changeset
   551
                         ' to show complete help)')
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   552
            indicateomitted(rst, omitted)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   553
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   554
        if mod:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   555
            try:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   556
                ct = mod.cmdtable
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   557
            except AttributeError:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   558
                ct = {}
26845
7a77ee434179 help: replace some str.split() calls by str.partition() or str.rpartition()
Anton Shestakov <av6@dwimlabs.net>
parents: 26587
diff changeset
   559
            modcmds = set([c.partition('|')[0] for c in ct])
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   560
            rst.extend(helplist(modcmds.__contains__))
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   561
        else:
29974
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   562
            rst.append(_("(use 'hg help extensions' for information on enabling"
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   563
                       " extensions)\n"))
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   564
        return rst
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   565
27378
c709b515218e help: pass sub-topic into help query functions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27377
diff changeset
   566
    def helpextcmd(name, subtopic=None):
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   567
        cmd, ext, mod = extensions.disabledcmd(ui, name,
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   568
                                               ui.configbool('ui', 'strict'))
32615
c9318beb7c1a py3: convert __doc__ back to bytes in help.py
Yuya Nishihara <yuya@tcha.org>
parents: 32566
diff changeset
   569
        doc = gettext(pycompat.getdoc(mod)).splitlines()[0]
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   570
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   571
        rst = listexts(_("'%s' is provided by the following "
27152
ac27b1b3be85 help: make help deprecated mention the extension
timeless <timeless@mozdev.org>
parents: 27151
diff changeset
   572
                              "extension:") % cmd, {ext: doc}, indent=4,
ac27b1b3be85 help: make help deprecated mention the extension
timeless <timeless@mozdev.org>
parents: 27151
diff changeset
   573
                       showdeprecated=True)
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   574
        rst.append('\n')
29974
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   575
        rst.append(_("(use 'hg help extensions' for information on enabling "
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   576
                   "extensions)\n"))
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   577
        return rst
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   578
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   579
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   580
    rst = []
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   581
    kw = opts.get('keyword')
27325
eadbbd14bdc1 help: fix help -c/help -e/help -k
timeless <timeless@mozdev.org>
parents: 27324
diff changeset
   582
    if kw or name is None and any(opts[o] for o in opts):
32566
1b90036f42f0 help: pass commands module by argument
Yuya Nishihara <yuya@tcha.org>
parents: 32549
diff changeset
   583
        matches = topicmatch(ui, commands, name or '')
26238
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   584
        helpareas = []
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   585
        if opts.get('extension'):
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   586
            helpareas += [('extensions', _('Extensions'))]
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   587
        if opts.get('command'):
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   588
            helpareas += [('commands', _('Commands'))]
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   589
        if not helpareas:
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   590
            helpareas = [('topics', _('Topics')),
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   591
                         ('commands', _('Commands')),
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   592
                         ('extensions', _('Extensions')),
26238
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   593
                         ('extensioncommands', _('Extension Commands'))]
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   594
        for t, title in helpareas:
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   595
            if matches[t]:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   596
                rst.append('%s:\n\n' % title)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   597
                rst.extend(minirst.maketable(sorted(matches[t]), 1))
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   598
                rst.append('\n')
21288
eb6eaef7ae44 help: provide a more helpful message when no keyword are matched
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20823
diff changeset
   599
        if not rst:
eb6eaef7ae44 help: provide a more helpful message when no keyword are matched
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20823
diff changeset
   600
            msg = _('no matches')
29974
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   601
            hint = _("try 'hg help' for a list of topics")
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26436
diff changeset
   602
            raise error.Abort(msg, hint=hint)
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   603
    elif name and name != 'shortlist':
26238
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   604
        queries = []
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   605
        if unknowncmd:
26238
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   606
            queries += [helpextcmd]
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   607
        if opts.get('extension'):
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   608
            queries += [helpext]
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   609
        if opts.get('command'):
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   610
            queries += [helpcmd]
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
   611
        if not queries:
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   612
            queries = (helptopic, helpcmd, helpext, helpextcmd)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   613
        for f in queries:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   614
            try:
27378
c709b515218e help: pass sub-topic into help query functions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27377
diff changeset
   615
                rst = f(name, subtopic)
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   616
                break
21289
c3784e3c3e8d help: suggest keyword search when no topic is found
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21288
diff changeset
   617
            except error.UnknownCommand:
c3784e3c3e8d help: suggest keyword search when no topic is found
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21288
diff changeset
   618
                pass
c3784e3c3e8d help: suggest keyword search when no topic is found
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21288
diff changeset
   619
        else:
c3784e3c3e8d help: suggest keyword search when no topic is found
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21288
diff changeset
   620
            if unknowncmd:
c3784e3c3e8d help: suggest keyword search when no topic is found
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21288
diff changeset
   621
                raise error.UnknownCommand(name)
c3784e3c3e8d help: suggest keyword search when no topic is found
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21288
diff changeset
   622
            else:
c3784e3c3e8d help: suggest keyword search when no topic is found
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21288
diff changeset
   623
                msg = _('no such help topic: %s') % name
29974
7109d5ddeb0c help: use single quotes in use warning
timeless <timeless@mozdev.org>
parents: 29859
diff changeset
   624
                hint = _("try 'hg help --keyword %s'") % name
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26436
diff changeset
   625
                raise error.Abort(msg, hint=hint)
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   626
    else:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   627
        # program name
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   628
        if not ui.quiet:
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   629
            rst = [_("Mercurial Distributed SCM\n"), '\n']
32547
0cec8ad579d4 help: convert dict to strkwargs
Augie Fackler <raf@durin42.com>
parents: 32291
diff changeset
   630
        rst.extend(helplist(None, **pycompat.strkwargs(opts)))
18746
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   631
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
   632
    return ''.join(rst)
31059
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   633
32566
1b90036f42f0 help: pass commands module by argument
Yuya Nishihara <yuya@tcha.org>
parents: 32549
diff changeset
   634
def formattedhelp(ui, commands, name, keep=None, unknowncmd=False, full=True,
1b90036f42f0 help: pass commands module by argument
Yuya Nishihara <yuya@tcha.org>
parents: 32549
diff changeset
   635
                  **opts):
31059
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   636
    """get help for a given topic (as a dotted name) as rendered rst
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   637
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   638
    Either returns the rendered help text or raises an exception.
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   639
    """
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   640
    if keep is None:
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   641
        keep = []
31265
79715ba22f9c help: avoid mutating passed-in `keep` list in `formattedhelp`
Augie Fackler <augie@google.com>
parents: 31129
diff changeset
   642
    else:
79715ba22f9c help: avoid mutating passed-in `keep` list in `formattedhelp`
Augie Fackler <augie@google.com>
parents: 31129
diff changeset
   643
        keep = list(keep) # make a copy so we can mutate this later
31059
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   644
    fullname = name
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   645
    section = None
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   646
    subtopic = None
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   647
    if name and '.' in name:
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   648
        name, remaining = name.split('.', 1)
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   649
        remaining = encoding.lower(remaining)
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   650
        if '.' in remaining:
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   651
            subtopic, section = remaining.split('.', 1)
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   652
        else:
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   653
            if name in subtopics:
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   654
                subtopic = remaining
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   655
            else:
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   656
                section = remaining
33499
0407a51b9d8c codemod: register core configitems using a script
Jun Wu <quark@fb.com>
parents: 32619
diff changeset
   657
    textwidth = ui.configint('ui', 'textwidth')
31059
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   658
    termwidth = ui.termwidth() - 2
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   659
    if textwidth <= 0 or termwidth < textwidth:
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   660
        textwidth = termwidth
32566
1b90036f42f0 help: pass commands module by argument
Yuya Nishihara <yuya@tcha.org>
parents: 32549
diff changeset
   661
    text = help_(ui, commands, name,
31059
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   662
                 subtopic=subtopic, unknowncmd=unknowncmd, full=full, **opts)
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   663
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   664
    formatted, pruned = minirst.format(text, textwidth, keep=keep,
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   665
                                       section=section)
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   666
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   667
    # We could have been given a weird ".foo" section without a name
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   668
    # to look for, or we could have simply failed to found "foo.bar"
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   669
    # because bar isn't a section of foo
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   670
    if section and not (formatted and name):
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   671
        raise error.Abort(_("help section not found: %s") % fullname)
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   672
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   673
    if 'verbose' in pruned:
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   674
        keep.append('omitted')
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   675
    else:
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   676
        keep.append('notomitted')
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   677
    formatted, pruned = minirst.format(text, textwidth, keep=keep,
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   678
                                       section=section)
2a0c8e3636b0 help: move rst formatting of help documents into help.py
Augie Fackler <augie@google.com>
parents: 30812
diff changeset
   679
    return formatted