annotate mercurial/help.py @ 27378:c709b515218e

help: pass sub-topic into help query functions While we will likely only use this variable in helptopic(), all these functions are called with the same arguments, so we have to be consistent.
author Gregory Szorc <gregory.szorc@gmail.com>
date Sun, 13 Dec 2015 11:29:01 -0800
parents d1c998d7b103
children 2278870bb997
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1 # help.py - help data for mercurial
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2 #
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3 # Copyright 2006 Matt Mackall <mpm@selenic.com>
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4 #
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5 # This software may be used and distributed according to the terms of the
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6 # GNU General Public License version 2 or any later version.
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7
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8 from i18n import gettext, _
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9 import itertools, os, textwrap
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10 import error
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11 import extensions, revset, fileset, templatekw, templatefilters, filemerge
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12 import templater
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13 import encoding, util, minirst
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14 import cmdutil
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15 import hgweb.webcommands as webcommands
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16
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17 _exclkeywords = [
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18 "(DEPRECATED)",
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19 "(EXPERIMENTAL)",
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20 # i18n: "(DEPRECATED)" is a keyword, must be translated consistently
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21 _("(DEPRECATED)"),
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22 # i18n: "(EXPERIMENTAL)" is a keyword, must be translated consistently
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23 _("(EXPERIMENTAL)"),
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24 ]
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25
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26 def listexts(header, exts, indent=1, showdeprecated=False):
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27 '''return a text listing of the given extensions'''
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28 rst = []
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29 if exts:
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30 for name, desc in sorted(exts.iteritems()):
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31 if not showdeprecated and any(w in desc for w in _exclkeywords):
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32 continue
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33 rst.append('%s:%s: %s\n' % (' ' * indent, name, desc))
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34 if rst:
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35 rst.insert(0, '\n%s\n\n' % header)
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36 return rst
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37
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38 def extshelp(ui):
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39 rst = loaddoc('extensions')(ui).splitlines(True)
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40 rst.extend(listexts(
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41 _('enabled extensions:'), extensions.enabled(), showdeprecated=True))
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42 rst.extend(listexts(_('disabled extensions:'), extensions.disabled()))
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43 doc = ''.join(rst)
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44 return doc
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45
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46 def optrst(header, options, verbose):
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47 data = []
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48 multioccur = False
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49 for option in options:
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50 if len(option) == 5:
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51 shortopt, longopt, default, desc, optlabel = option
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52 else:
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53 shortopt, longopt, default, desc = option
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54 optlabel = _("VALUE") # default label
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55
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56 if not verbose and any(w in desc for w in _exclkeywords):
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57 continue
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58
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59 so = ''
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60 if shortopt:
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61 so = '-' + shortopt
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62 lo = '--' + longopt
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63 if default:
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64 desc += _(" (default: %s)") % default
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65
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66 if isinstance(default, list):
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67 lo += " %s [+]" % optlabel
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68 multioccur = True
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69 elif (default is not None) and not isinstance(default, bool):
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70 lo += " %s" % optlabel
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71
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72 data.append((so, lo, desc))
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73
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74 if multioccur:
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75 header += (_(" ([+] can be repeated)"))
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76
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77 rst = ['\n%s:\n\n' % header]
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78 rst.extend(minirst.maketable(data, 1))
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79
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80 return ''.join(rst)
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81
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82 def indicateomitted(rst, omitted, notomitted=None):
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83 rst.append('\n\n.. container:: omitted\n\n %s\n\n' % omitted)
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84 if notomitted:
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85 rst.append('\n\n.. container:: notomitted\n\n %s\n\n' % notomitted)
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86
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87 def filtercmd(ui, cmd, kw, doc):
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88 if not ui.debugflag and cmd.startswith("debug") and kw != "debug":
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89 return True
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90 if not ui.verbose and doc and any(w in doc for w in _exclkeywords):
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91 return True
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92 return False
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93
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94 def topicmatch(ui, kw):
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95 """Return help topics matching kw.
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96
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97 Returns {'section': [(name, summary), ...], ...} where section is
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98 one of topics, commands, extensions, or extensioncommands.
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99 """
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100 kw = encoding.lower(kw)
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101 def lowercontains(container):
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102 return kw in encoding.lower(container) # translated in helptable
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103 results = {'topics': [],
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104 'commands': [],
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105 'extensions': [],
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106 'extensioncommands': [],
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107 }
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108 for names, header, doc in helptable:
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109 # Old extensions may use a str as doc.
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110 if (sum(map(lowercontains, names))
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111 or lowercontains(header)
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112 or (callable(doc) and lowercontains(doc(ui)))):
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113 results['topics'].append((names[0], header))
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114 import commands # avoid cycle
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115 for cmd, entry in commands.table.iteritems():
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116 if len(entry) == 3:
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117 summary = entry[2]
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118 else:
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119 summary = ''
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120 # translate docs *before* searching there
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121 docs = _(getattr(entry[0], '__doc__', None)) or ''
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122 if kw in cmd or lowercontains(summary) or lowercontains(docs):
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123 doclines = docs.splitlines()
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124 if doclines:
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125 summary = doclines[0]
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126 cmdname = cmd.partition('|')[0].lstrip('^')
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127 if filtercmd(ui, cmdname, kw, docs):
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128 continue
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129 results['commands'].append((cmdname, summary))
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130 for name, docs in itertools.chain(
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131 extensions.enabled(False).iteritems(),
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132 extensions.disabled().iteritems()):
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Augie Fackler <raf@durin42.com>
parents: 16568
diff changeset
133 # extensions.load ignores the UI argument
a17983680f12 help: introduce topicmatch for finding topics matching a keyword
Augie Fackler <raf@durin42.com>
parents: 16568
diff changeset
134 mod = extensions.load(None, name, '')
26845
7a77ee434179 help: replace some str.split() calls by str.partition() or str.rpartition()
Anton Shestakov <av6@dwimlabs.net>
parents: 26587
diff changeset
135 name = name.rpartition('.')[-1]
16710
a17983680f12 help: introduce topicmatch for finding topics matching a keyword
Augie Fackler <raf@durin42.com>
parents: 16568
diff changeset
136 if lowercontains(name) or lowercontains(docs):
16845
4594729c61ee help: fix search with `-k` option in non-ASCII locales
Nikolaj Sjujskij <sterkrig@myopera.com>
parents: 16816
diff changeset
137 # extension docs are already translated
4594729c61ee help: fix search with `-k` option in non-ASCII locales
Nikolaj Sjujskij <sterkrig@myopera.com>
parents: 16816
diff changeset
138 results['extensions'].append((name, docs.splitlines()[0]))
16710
a17983680f12 help: introduce topicmatch for finding topics matching a keyword
Augie Fackler <raf@durin42.com>
parents: 16568
diff changeset
139 for cmd, entry in getattr(mod, 'cmdtable', {}).iteritems():
16711
497deec204d1 help: add --keyword (-k) for searching help
Augie Fackler <raf@durin42.com>
parents: 16710
diff changeset
140 if kw in cmd or (len(entry) > 2 and lowercontains(entry[2])):
26845
7a77ee434179 help: replace some str.split() calls by str.partition() or str.rpartition()
Anton Shestakov <av6@dwimlabs.net>
parents: 26587
diff changeset
141 cmdname = cmd.partition('|')[0].lstrip('^')
16942
87882c8753d4 help: fix extension commands help in keyword search
Olav Reinert <seroton10@gmail.com>
parents: 16884
diff changeset
142 if entry[0].__doc__:
87882c8753d4 help: fix extension commands help in keyword search
Olav Reinert <seroton10@gmail.com>
parents: 16884
diff changeset
143 cmddoc = gettext(entry[0].__doc__).splitlines()[0]
16884
4fd1f1d7569b help: fix 'hg help -k' matching an extension without docs
Thomas Arendsen Hein <thomas@intevation.de>
parents: 16855
diff changeset
144 else:
4fd1f1d7569b help: fix 'hg help -k' matching an extension without docs
Thomas Arendsen Hein <thomas@intevation.de>
parents: 16855
diff changeset
145 cmddoc = _('(no help text available)')
4fd1f1d7569b help: fix 'hg help -k' matching an extension without docs
Thomas Arendsen Hein <thomas@intevation.de>
parents: 16855
diff changeset
146 results['extensioncommands'].append((cmdname, cmddoc))
16710
a17983680f12 help: introduce topicmatch for finding topics matching a keyword
Augie Fackler <raf@durin42.com>
parents: 16568
diff changeset
147 return results
a17983680f12 help: introduce topicmatch for finding topics matching a keyword
Augie Fackler <raf@durin42.com>
parents: 16568
diff changeset
148
27375
c4a062d090ee help: teach loaddoc to load from a different directory
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27325
diff changeset
149 def loaddoc(topic, subdir=None):
9539
c904e76e3834 help: move help topics from mercurial/help.py to help/*.txt
Martin Geisler <mg@lazybytes.net>
parents: 9536
diff changeset
150 """Return a delayed loader for help/topic.txt."""
3798
6f0c42d50394 move environment topic
Matt Mackall <mpm@selenic.com>
parents: 3795
diff changeset
151
26413
e0c572d4d112 help: pass around ui to doc loader (API)
Yuya Nishihara <yuya@tcha.org>
parents: 26371
diff changeset
152 def loader(ui):
22637
149141c3a25f help: don't search randomly for help data - trust util.datapath
Mads Kiilerich <madski@unity3d.com>
parents: 22633
diff changeset
153 docdir = os.path.join(util.datapath, 'help')
27375
c4a062d090ee help: teach loaddoc to load from a different directory
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27325
diff changeset
154 if subdir:
c4a062d090ee help: teach loaddoc to load from a different directory
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27325
diff changeset
155 docdir = os.path.join(docdir, subdir)
9539
c904e76e3834 help: move help topics from mercurial/help.py to help/*.txt
Martin Geisler <mg@lazybytes.net>
parents: 9536
diff changeset
156 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
157 doc = gettext(util.readfile(path))
12820
0edc0aa7432d help: add topic rewriting hooks
Patrick Mezard <pmezard@gmail.com>
parents: 12818
diff changeset
158 for rewriter in helphooks.get(topic, []):
26414
c44b507e7c78 help: pass around ui to rewriter hooks (API)
Yuya Nishihara <yuya@tcha.org>
parents: 26413
diff changeset
159 doc = rewriter(ui, topic, doc)
12820
0edc0aa7432d help: add topic rewriting hooks
Patrick Mezard <pmezard@gmail.com>
parents: 12818
diff changeset
160 return doc
0edc0aa7432d help: add topic rewriting hooks
Patrick Mezard <pmezard@gmail.com>
parents: 12818
diff changeset
161
9539
c904e76e3834 help: move help topics from mercurial/help.py to help/*.txt
Martin Geisler <mg@lazybytes.net>
parents: 9536
diff changeset
162 return loader
7677
6a0bc2dc9da6 help: add a topic about some of the templating features
Alexander Solovyov <piranha@piranha.org.ua>
parents: 7387
diff changeset
163
27376
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
164 internalstable = sorted([
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
165 (['bundles'], _('container for exchange of repository data'),
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
166 loaddoc('bundles', subdir='internals')),
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
167 (['changegroups'], _('representation of revlog data'),
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
168 loaddoc('changegroups', subdir='internals')),
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
169 ])
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
170
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
171 def internalshelp(ui):
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
172 """Generate the index for the "internals" topic."""
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
173 lines = []
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
174 for names, header, doc in internalstable:
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
175 lines.append(' :%s: %s' % (names[0], header))
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
176
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
177 return '\n'.join(lines)
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
178
13888
9e5407a67dea help: sort help topics to make the output more readable (issue2751)
Yun Lee <yunlee.bj@gmail.com>
parents: 13593
diff changeset
179 helptable = sorted([
12145
c407b4ca666e help: make "hg help hgrc" an alias for "hg help config"
Martin Geisler <mg@lazybytes.net>
parents: 11657
diff changeset
180 (["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
181 (["dates"], _("Date Formats"), loaddoc('dates')),
c904e76e3834 help: move help topics from mercurial/help.py to help/*.txt
Martin Geisler <mg@lazybytes.net>
parents: 9536
diff changeset
182 (["patterns"], _("File Name Patterns"), loaddoc('patterns')),
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
183 (['environment', 'env'], _('Environment Variables'),
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
184 loaddoc('environment')),
17322
7124f984dc8d help: use the first topic name from helptable, not the longest alias
Mads Kiilerich <mads@kiilerich.com>
parents: 17321
diff changeset
185 (['revisions', 'revs'], _('Specifying Single Revisions'),
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
186 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
187 (['multirevs', 'mrevs'], _('Specifying Multiple Revisions'),
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
188 loaddoc('multirevs')),
17322
7124f984dc8d help: use the first topic name from helptable, not the longest alias
Mads Kiilerich <mads@kiilerich.com>
parents: 17321
diff changeset
189 (['revsets', 'revset'], _("Specifying Revision Sets"), loaddoc('revsets')),
7124f984dc8d help: use the first topic name from helptable, not the longest alias
Mads Kiilerich <mads@kiilerich.com>
parents: 17321
diff changeset
190 (['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
191 (['diffs'], _('Diff Formats'), loaddoc('diffs')),
17323
2be2a070f294 help: add 'mergetools' alias for the 'merge-tools' help topic
Mads Kiilerich <mads@kiilerich.com>
parents: 17322
diff changeset
192 (['merge-tools', 'mergetools'], _('Merge Tools'), loaddoc('merge-tools')),
16568
770190bff625 help: add reference to template help (issue3413)
A. S. Budden <abudden@gmail.com>
parents: 16547
diff changeset
193 (['templating', 'templates', 'template', 'style'], _('Template Usage'),
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
194 loaddoc('templates')),
9539
c904e76e3834 help: move help topics from mercurial/help.py to help/*.txt
Martin Geisler <mg@lazybytes.net>
parents: 9536
diff changeset
195 (['urls'], _('URL Paths'), loaddoc('urls')),
16547
23072be2eaa3 help: consistently use title capitalization for help topics
Martin Geisler <mg@aragost.com>
parents: 16250
diff changeset
196 (["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
197 (["subrepos", "subrepo"], _("Subrepositories"), loaddoc('subrepos')),
17321
f3fd9d6802b7 help: fix helptable indentation
Mads Kiilerich <mads@kiilerich.com>
parents: 17187
diff changeset
198 (["hgweb"], _("Configuring hgweb"), loaddoc('hgweb')),
f3fd9d6802b7 help: fix helptable indentation
Mads Kiilerich <mads@kiilerich.com>
parents: 17187
diff changeset
199 (["glossary"], _("Glossary"), loaddoc('glossary')),
f3fd9d6802b7 help: fix helptable indentation
Mads Kiilerich <mads@kiilerich.com>
parents: 17187
diff changeset
200 (["hgignore", "ignore"], _("Syntax for Mercurial Ignore Files"),
f3fd9d6802b7 help: fix helptable indentation
Mads Kiilerich <mads@kiilerich.com>
parents: 17187
diff changeset
201 loaddoc('hgignore')),
f3fd9d6802b7 help: fix helptable indentation
Mads Kiilerich <mads@kiilerich.com>
parents: 17187
diff changeset
202 (["phases"], _("Working with Phases"), loaddoc('phases')),
25881
9de443515f1d help: scripting help topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25660
diff changeset
203 (['scripting'], _('Using Mercurial from scripts and automation'),
9de443515f1d help: scripting help topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25660
diff changeset
204 loaddoc('scripting')),
27376
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
205 (['internals'], _("Technical implementation topics"),
fc810d950278 help: add "internals" topic
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27375
diff changeset
206 internalshelp),
13888
9e5407a67dea help: sort help topics to make the output more readable (issue2751)
Yun Lee <yunlee.bj@gmail.com>
parents: 13593
diff changeset
207 ])
12820
0edc0aa7432d help: add topic rewriting hooks
Patrick Mezard <pmezard@gmail.com>
parents: 12818
diff changeset
208
0edc0aa7432d help: add topic rewriting hooks
Patrick Mezard <pmezard@gmail.com>
parents: 12818
diff changeset
209 # Map topics to lists of callable taking the current topic help and
0edc0aa7432d help: add topic rewriting hooks
Patrick Mezard <pmezard@gmail.com>
parents: 12818
diff changeset
210 # returning the updated version
14318
1f46be4689ed help: consolidate topic hooks in help.py
Matt Mackall <mpm@selenic.com>
parents: 14317
diff changeset
211 helphooks = {}
12820
0edc0aa7432d help: add topic rewriting hooks
Patrick Mezard <pmezard@gmail.com>
parents: 12818
diff changeset
212
0edc0aa7432d help: add topic rewriting hooks
Patrick Mezard <pmezard@gmail.com>
parents: 12818
diff changeset
213 def addtopichook(topic, rewriter):
0edc0aa7432d help: add topic rewriting hooks
Patrick Mezard <pmezard@gmail.com>
parents: 12818
diff changeset
214 helphooks.setdefault(topic, []).append(rewriter)
13593
cc4721ed7a2a help: extract items doc generation function
Patrick Mezard <pmezard@gmail.com>
parents: 12828
diff changeset
215
26414
c44b507e7c78 help: pass around ui to rewriter hooks (API)
Yuya Nishihara <yuya@tcha.org>
parents: 26413
diff changeset
216 def makeitemsdoc(ui, topic, doc, marker, items, dedent=False):
13593
cc4721ed7a2a help: extract items doc generation function
Patrick Mezard <pmezard@gmail.com>
parents: 12828
diff changeset
217 """Extract docstring from the items key to function mapping, build a
26196
3a4620ad4490 help: fix makeitemsdoc English description
timeless@mozdev.org
parents: 25881
diff changeset
218 single documentation block and use it to overwrite the marker in doc.
13593
cc4721ed7a2a help: extract items doc generation function
Patrick Mezard <pmezard@gmail.com>
parents: 12828
diff changeset
219 """
cc4721ed7a2a help: extract items doc generation function
Patrick Mezard <pmezard@gmail.com>
parents: 12828
diff changeset
220 entries = []
cc4721ed7a2a help: extract items doc generation function
Patrick Mezard <pmezard@gmail.com>
parents: 12828
diff changeset
221 for name in sorted(items):
cc4721ed7a2a help: extract items doc generation function
Patrick Mezard <pmezard@gmail.com>
parents: 12828
diff changeset
222 text = (items[name].__doc__ or '').rstrip()
26415
46af0adb5c37 help: hide deprecated filesets, revsets and template items if not verbose
Yuya Nishihara <yuya@tcha.org>
parents: 26414
diff changeset
223 if (not text
46af0adb5c37 help: hide deprecated filesets, revsets and template items if not verbose
Yuya Nishihara <yuya@tcha.org>
parents: 26414
diff changeset
224 or not ui.verbose and any(w in text for w in _exclkeywords)):
13593
cc4721ed7a2a help: extract items doc generation function
Patrick Mezard <pmezard@gmail.com>
parents: 12828
diff changeset
225 continue
cc4721ed7a2a help: extract items doc generation function
Patrick Mezard <pmezard@gmail.com>
parents: 12828
diff changeset
226 text = gettext(text)
24098
067540702f64 help: teach topic symbols how to dedent
Gregory Szorc <gregory.szorc@gmail.com>
parents: 24080
diff changeset
227 if dedent:
067540702f64 help: teach topic symbols how to dedent
Gregory Szorc <gregory.szorc@gmail.com>
parents: 24080
diff changeset
228 text = textwrap.dedent(text)
13593
cc4721ed7a2a help: extract items doc generation function
Patrick Mezard <pmezard@gmail.com>
parents: 12828
diff changeset
229 lines = text.splitlines()
16250
684864d54903 help: strip doctest from dochelp
"Yann E. MORIN" <yann.morin.1998@free.fr>
parents: 16126
diff changeset
230 doclines = [(lines[0])]
684864d54903 help: strip doctest from dochelp
"Yann E. MORIN" <yann.morin.1998@free.fr>
parents: 16126
diff changeset
231 for l in lines[1:]:
684864d54903 help: strip doctest from dochelp
"Yann E. MORIN" <yann.morin.1998@free.fr>
parents: 16126
diff changeset
232 # Stop once we find some Python doctest
684864d54903 help: strip doctest from dochelp
"Yann E. MORIN" <yann.morin.1998@free.fr>
parents: 16126
diff changeset
233 if l.strip().startswith('>>>'):
684864d54903 help: strip doctest from dochelp
"Yann E. MORIN" <yann.morin.1998@free.fr>
parents: 16126
diff changeset
234 break
24098
067540702f64 help: teach topic symbols how to dedent
Gregory Szorc <gregory.szorc@gmail.com>
parents: 24080
diff changeset
235 if dedent:
067540702f64 help: teach topic symbols how to dedent
Gregory Szorc <gregory.szorc@gmail.com>
parents: 24080
diff changeset
236 doclines.append(l.rstrip())
067540702f64 help: teach topic symbols how to dedent
Gregory Szorc <gregory.szorc@gmail.com>
parents: 24080
diff changeset
237 else:
067540702f64 help: teach topic symbols how to dedent
Gregory Szorc <gregory.szorc@gmail.com>
parents: 24080
diff changeset
238 doclines.append(' ' + l.strip())
16250
684864d54903 help: strip doctest from dochelp
"Yann E. MORIN" <yann.morin.1998@free.fr>
parents: 16126
diff changeset
239 entries.append('\n'.join(doclines))
13593
cc4721ed7a2a help: extract items doc generation function
Patrick Mezard <pmezard@gmail.com>
parents: 12828
diff changeset
240 entries = '\n\n'.join(entries)
cc4721ed7a2a help: extract items doc generation function
Patrick Mezard <pmezard@gmail.com>
parents: 12828
diff changeset
241 return doc.replace(marker, entries)
14318
1f46be4689ed help: consolidate topic hooks in help.py
Matt Mackall <mpm@selenic.com>
parents: 14317
diff changeset
242
24098
067540702f64 help: teach topic symbols how to dedent
Gregory Szorc <gregory.szorc@gmail.com>
parents: 24080
diff changeset
243 def addtopicsymbols(topic, marker, symbols, dedent=False):
26414
c44b507e7c78 help: pass around ui to rewriter hooks (API)
Yuya Nishihara <yuya@tcha.org>
parents: 26413
diff changeset
244 def add(ui, topic, doc):
c44b507e7c78 help: pass around ui to rewriter hooks (API)
Yuya Nishihara <yuya@tcha.org>
parents: 26413
diff changeset
245 return makeitemsdoc(ui, topic, doc, marker, symbols, dedent=dedent)
14318
1f46be4689ed help: consolidate topic hooks in help.py
Matt Mackall <mpm@selenic.com>
parents: 14317
diff changeset
246 addtopichook(topic, add)
1f46be4689ed help: consolidate topic hooks in help.py
Matt Mackall <mpm@selenic.com>
parents: 14317
diff changeset
247
14686
6ab8b17adc03 fileset: add a help topic
Matt Mackall <mpm@selenic.com>
parents: 14318
diff changeset
248 addtopicsymbols('filesets', '.. predicatesmarker', fileset.symbols)
24099
be83fd9d46d5 help.merge-tools: do not double document merge tools
Gregory Szorc <gregory.szorc@gmail.com>
parents: 24098
diff changeset
249 addtopicsymbols('merge-tools', '.. internaltoolsmarker',
be83fd9d46d5 help.merge-tools: do not double document merge tools
Gregory Szorc <gregory.szorc@gmail.com>
parents: 24098
diff changeset
250 filemerge.internalsdoc)
14318
1f46be4689ed help: consolidate topic hooks in help.py
Matt Mackall <mpm@selenic.com>
parents: 14317
diff changeset
251 addtopicsymbols('revsets', '.. predicatesmarker', revset.symbols)
26436
a2291c9c85a1 templatekw: remove dockeywords hack
Yuya Nishihara <yuya@tcha.org>
parents: 26415
diff changeset
252 addtopicsymbols('templates', '.. keywordsmarker', templatekw.keywords)
14318
1f46be4689ed help: consolidate topic hooks in help.py
Matt Mackall <mpm@selenic.com>
parents: 14317
diff changeset
253 addtopicsymbols('templates', '.. filtersmarker', templatefilters.filters)
24587
76c0b4cfa039 help: populate template functions via docstrings
Gregory Szorc <gregory.szorc@gmail.com>
parents: 24099
diff changeset
254 addtopicsymbols('templates', '.. functionsmarker', templater.funcs)
24098
067540702f64 help: teach topic symbols how to dedent
Gregory Szorc <gregory.szorc@gmail.com>
parents: 24080
diff changeset
255 addtopicsymbols('hgweb', '.. webcommandsmarker', webcommands.commands,
067540702f64 help: teach topic symbols how to dedent
Gregory Szorc <gregory.szorc@gmail.com>
parents: 24080
diff changeset
256 dedent=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
257
27377
d1c998d7b103 help: pass subtopic into help()
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27376
diff changeset
258 def help_(ui, name, unknowncmd=False, full=True, subtopic=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
259 '''
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
260 Generate the help for 'name' as unformatted restructured text. If
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
261 'name' is None, describe the commands available.
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262 '''
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263
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264 import commands # avoid cycle
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265
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c709b515218e help: pass sub-topic into help query functions
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266 def helpcmd(name, subtopic=None):
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267 try:
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diff changeset
268 aliases, entry = cmdutil.findcmd(name, commands.table,
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diff changeset
269 strict=unknowncmd)
25660
328739ea70c3 global: mass rewrite to use modern exception syntax
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parents: 24871
diff changeset
270 except error.AmbiguousCommand as inst:
18746
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271 # py3k fix: except vars can't be used outside the scope of the
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diff changeset
272 # except block, nor can be used inside a lambda. python issue4617
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diff changeset
273 prefix = inst.args[0]
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diff changeset
274 select = lambda c: c.lstrip('^').startswith(prefix)
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diff changeset
275 rst = helplist(select)
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diff changeset
276 return rst
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diff changeset
277
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diff changeset
278 rst = []
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diff changeset
279
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diff changeset
280 # check if it's an invalid alias and display its error if it is
22160
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diff changeset
281 if getattr(entry[0], 'badalias', None):
22162
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diff changeset
282 rst.append(entry[0].badalias + '\n')
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diff changeset
283 if entry[0].unknowncmd:
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diff changeset
284 try:
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diff changeset
285 rst.extend(helpextcmd(entry[0].cmdname))
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diff changeset
286 except error.UnknownCommand:
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287 pass
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288 return rst
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289
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290 # synopsis
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291 if len(entry) > 2:
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diff changeset
292 if entry[2].startswith('hg'):
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diff changeset
293 rst.append("%s\n" % entry[2])
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294 else:
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295 rst.append('hg %s %s\n' % (aliases[0], entry[2]))
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296 else:
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297 rst.append('hg %s\n' % aliases[0])
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298 # aliases
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299 if full and not ui.quiet and len(aliases) > 1:
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300 rst.append(_("\naliases: %s\n") % ', '.join(aliases[1:]))
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301 rst.append('\n')
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diff changeset
302
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303 # description
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304 doc = gettext(entry[0].__doc__)
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diff changeset
305 if not doc:
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306 doc = _("(no help text available)")
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diff changeset
307 if util.safehasattr(entry[0], 'definition'): # aliased command
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diff changeset
308 if entry[0].definition.startswith('!'): # shell alias
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309 doc = _('shell alias for::\n\n %s') % entry[0].definition[1:]
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diff changeset
310 else:
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diff changeset
311 doc = _('alias for: hg %s\n\n%s') % (entry[0].definition, doc)
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diff changeset
312 doc = doc.splitlines(True)
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diff changeset
313 if ui.quiet or not full:
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diff changeset
314 rst.append(doc[0])
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diff changeset
315 else:
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diff changeset
316 rst.extend(doc)
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diff changeset
317 rst.append('\n')
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diff changeset
318
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diff changeset
319 # check if this command shadows a non-trivial (multi-line)
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320 # extension help text
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321 try:
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diff changeset
322 mod = extensions.find(name)
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323 doc = gettext(mod.__doc__) or ''
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diff changeset
324 if '\n' in doc.strip():
22112
d968f4741a22 help: normalize extension shadow hint
Matt Mackall <mpm@selenic.com>
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diff changeset
325 msg = _('(use "hg help -e %s" to show help for '
d968f4741a22 help: normalize extension shadow hint
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diff changeset
326 'the %s extension)') % (name, name)
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diff changeset
327 rst.append('\n%s\n' % msg)
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diff changeset
328 except KeyError:
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diff changeset
329 pass
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diff changeset
330
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331 # options
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332 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
333 rst.append(optrst(_("options"), entry[1], ui.verbose))
18746
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diff changeset
334
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diff changeset
335 if ui.verbose:
22116
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diff changeset
336 rst.append(optrst(_("global options"),
161085f87b95 help: roll option list header into option formatter
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diff changeset
337 commands.globalopts, ui.verbose))
18746
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diff changeset
338
c0087d48ec3a help: move the majority of the help command to the help module
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diff changeset
339 if not ui.verbose:
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diff changeset
340 if not full:
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aa5e256839d5 help: improve command summary hint
Matt Mackall <mpm@selenic.com>
parents: 22110
diff changeset
341 rst.append(_('\n(use "hg %s -h" to show more help)\n')
18746
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diff changeset
342 % name)
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diff changeset
343 elif not ui.quiet:
22110
26f7c8033bed help: tweak --verbose command help hint
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diff changeset
344 rst.append(_('\n(some details hidden, use --verbose '
26f7c8033bed help: tweak --verbose command help hint
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diff changeset
345 'to show complete help)'))
18746
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diff changeset
346
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diff changeset
347 return rst
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diff changeset
348
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diff changeset
349
27325
eadbbd14bdc1 help: fix help -c/help -e/help -k
timeless <timeless@mozdev.org>
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diff changeset
350 def helplist(select=None, **opts):
18746
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diff changeset
351 # list of commands
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diff changeset
352 if name == "shortlist":
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diff changeset
353 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
354 elif name == "debug":
be87397f98c9 help: let 'hg help debug' show the list of secret debug commands
Mads Kiilerich <madski@unity3d.com>
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diff changeset
355 header = _('debug commands (internal and unsupported):\n\n')
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diff changeset
356 else:
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diff changeset
357 header = _('list of commands:\n\n')
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diff changeset
358
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diff changeset
359 h = {}
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diff changeset
360 cmds = {}
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diff changeset
361 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
362 f = c.partition("|")[0]
18746
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diff changeset
363 if select and not select(f):
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diff changeset
364 continue
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diff changeset
365 if (not select and name != 'shortlist' and
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diff changeset
366 e[0].__module__ != commands.__name__):
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diff changeset
367 continue
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diff changeset
368 if name == "shortlist" and not f.startswith("^"):
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diff changeset
369 continue
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diff changeset
370 f = f.lstrip("^")
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diff changeset
371 doc = e[0].__doc__
27323
0fe93498ef07 help: refactor filtercmd
timeless <timeless@mozdev.org>
parents: 27152
diff changeset
372 if filtercmd(ui, f, name, doc):
18746
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diff changeset
373 continue
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diff changeset
374 doc = gettext(doc)
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diff changeset
375 if not doc:
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diff changeset
376 doc = _("(no help text available)")
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diff changeset
377 h[f] = doc.splitlines()[0].rstrip()
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diff changeset
378 cmds[f] = c.lstrip("^")
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diff changeset
379
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diff changeset
380 rst = []
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diff changeset
381 if not h:
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diff changeset
382 if not ui.quiet:
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diff changeset
383 rst.append(_('no commands defined\n'))
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diff changeset
384 return rst
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diff changeset
385
c0087d48ec3a help: move the majority of the help command to the help module
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diff changeset
386 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
387 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
388 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
389 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
390 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
391 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
392 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
393 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
394 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
395
27325
eadbbd14bdc1 help: fix help -c/help -e/help -k
timeless <timeless@mozdev.org>
parents: 27324
diff changeset
396 ex = opts.get
eadbbd14bdc1 help: fix help -c/help -e/help -k
timeless <timeless@mozdev.org>
parents: 27324
diff changeset
397 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
398 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
399 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
400 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
401 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
402 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
403
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
404 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
405 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
406 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
407 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
408 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
409 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
410
22115
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
411 if ui.quiet:
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
412 pass
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
413 elif ui.verbose:
22116
161085f87b95 help: roll option list header into option formatter
Matt Mackall <mpm@selenic.com>
parents: 22115
diff changeset
414 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
415 commands.globalopts, ui.verbose))
22115
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
416 if name == 'shortlist':
22118
9a299c39de01 help: normalize helplist hints
Matt Mackall <mpm@selenic.com>
parents: 22117
diff changeset
417 rst.append(_('\n(use "hg help" for the full list '
9a299c39de01 help: normalize helplist hints
Matt Mackall <mpm@selenic.com>
parents: 22117
diff changeset
418 'of commands)\n'))
22115
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
419 else:
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
420 if name == 'shortlist':
22118
9a299c39de01 help: normalize helplist hints
Matt Mackall <mpm@selenic.com>
parents: 22117
diff changeset
421 rst.append(_('\n(use "hg help" for the full list of commands '
9a299c39de01 help: normalize helplist hints
Matt Mackall <mpm@selenic.com>
parents: 22117
diff changeset
422 'or "hg -v" for details)\n'))
22115
8465625f7364 help: refactor helplist optlist mess
Matt Mackall <mpm@selenic.com>
parents: 22114
diff changeset
423 elif name and not full:
22118
9a299c39de01 help: normalize helplist hints
Matt Mackall <mpm@selenic.com>
parents: 22117
diff changeset
424 rst.append(_('\n(use "hg help %s" to show the full help '
9a299c39de01 help: normalize helplist hints
Matt Mackall <mpm@selenic.com>
parents: 22117
diff changeset
425 '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
426 elif name and cmds and name in cmds.keys():
861ddedfb402 help: suggest '-v -e' to get built-in aliases for extensions (issue4461)
Chingis Dugarzhapov <chingis.dug@gmail.com>
parents: 22637
diff changeset
427 rst.append(_('\n(use "hg help -v -e %s" to show built-in '
861ddedfb402 help: suggest '-v -e' to get built-in aliases for extensions (issue4461)
Chingis Dugarzhapov <chingis.dug@gmail.com>
parents: 22637
diff changeset
428 '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
429 else:
22118
9a299c39de01 help: normalize helplist hints
Matt Mackall <mpm@selenic.com>
parents: 22117
diff changeset
430 rst.append(_('\n(use "hg help -v%s" to show built-in aliases '
9a299c39de01 help: normalize helplist hints
Matt Mackall <mpm@selenic.com>
parents: 22117
diff changeset
431 'and global options)\n')
9a299c39de01 help: normalize helplist hints
Matt Mackall <mpm@selenic.com>
parents: 22117
diff changeset
432 % (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
433 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
434
27378
c709b515218e help: pass sub-topic into help query functions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27377
diff changeset
435 def helptopic(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
436 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
437 if name in names:
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 break
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 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
440 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
441
18748
6e676fb6ea44 help: use a full header for topic titles
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 18746
diff changeset
442 rst = [minirst.section(header)]
6e676fb6ea44 help: use a full header for topic titles
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 18746
diff changeset
443
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
444 # 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
445 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
446 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
447 if callable(doc):
26413
e0c572d4d112 help: pass around ui to doc loader (API)
Yuya Nishihara <yuya@tcha.org>
parents: 26371
diff changeset
448 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
449
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 if not ui.verbose:
22114
3ba1d7ca3dfd help: normalize topic and extension verbose hints
Matt Mackall <mpm@selenic.com>
parents: 22113
diff changeset
451 omitted = _('(some details hidden, use --verbose'
3ba1d7ca3dfd help: normalize topic and extension verbose hints
Matt Mackall <mpm@selenic.com>
parents: 22113
diff changeset
452 ' 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
453 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
454
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
455 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
456 cmdutil.findcmd(name, commands.table)
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
457 rst.append(_('\nuse "hg help -c %s" to see help for '
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 'the %s command\n') % (name, 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
459 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
460 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
461 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
462
27378
c709b515218e help: pass sub-topic into help query functions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27377
diff changeset
463 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
464 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
465 mod = extensions.find(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
466 doc = gettext(mod.__doc__) or _('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
467 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
468 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
469 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
470 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
471 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
472
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
473 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
474 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
475 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
476 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
477 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
478 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
479 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
480 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
481
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
482 if not ui.verbose:
22114
3ba1d7ca3dfd help: normalize topic and extension verbose hints
Matt Mackall <mpm@selenic.com>
parents: 22113
diff changeset
483 omitted = _('(some details hidden, use --verbose'
3ba1d7ca3dfd help: normalize topic and extension verbose hints
Matt Mackall <mpm@selenic.com>
parents: 22113
diff changeset
484 ' 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
485 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
486
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
487 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
488 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
489 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
490 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
491 ct = {}
26845
7a77ee434179 help: replace some str.split() calls by str.partition() or str.rpartition()
Anton Shestakov <av6@dwimlabs.net>
parents: 26587
diff changeset
492 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
493 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
494 else:
22113
2d2cb5e50095 help: normalize hint about enabling extensions
Matt Mackall <mpm@selenic.com>
parents: 22112
diff changeset
495 rst.append(_('(use "hg help extensions" for information on enabling'
2d2cb5e50095 help: normalize hint about enabling extensions
Matt Mackall <mpm@selenic.com>
parents: 22112
diff changeset
496 ' 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
497 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
498
27378
c709b515218e help: pass sub-topic into help query functions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27377
diff changeset
499 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
500 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
501 ui.configbool('ui', 'strict'))
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
502 doc = gettext(mod.__doc__).splitlines()[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
503
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
504 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
505 "extension:") % cmd, {ext: doc}, indent=4,
ac27b1b3be85 help: make help deprecated mention the extension
timeless <timeless@mozdev.org>
parents: 27151
diff changeset
506 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
507 rst.append('\n')
22113
2d2cb5e50095 help: normalize hint about enabling extensions
Matt Mackall <mpm@selenic.com>
parents: 22112
diff changeset
508 rst.append(_('(use "hg help extensions" for information on enabling '
2d2cb5e50095 help: normalize hint about enabling extensions
Matt Mackall <mpm@selenic.com>
parents: 22112
diff changeset
509 '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
510 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
511
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
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 = []
c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
514 kw = opts.get('keyword')
27325
eadbbd14bdc1 help: fix help -c/help -e/help -k
timeless <timeless@mozdev.org>
parents: 27324
diff changeset
515 if kw or name is None and any(opts[o] for o in opts):
eadbbd14bdc1 help: fix help -c/help -e/help -k
timeless <timeless@mozdev.org>
parents: 27324
diff changeset
516 matches = topicmatch(ui, name or '')
26238
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
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517 helpareas = []
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parents: 26196
diff changeset
518 if opts.get('extension'):
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
519 helpareas += [('extensions', _('Extensions'))]
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
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520 if opts.get('command'):
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
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521 helpareas += [('commands', _('Commands'))]
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
522 if not helpareas:
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timeless@mozdev.org
parents: 26196
diff changeset
523 helpareas = [('topics', _('Topics')),
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c0087d48ec3a help: move the majority of the help command to the help module
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 17837
diff changeset
524 ('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
525 ('extensions', _('Extensions')),
26238
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
526 ('extensioncommands', _('Extension Commands'))]
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
527 for t, title in helpareas:
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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 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
529 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
530 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
531 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
532 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
533 msg = _('no matches')
eb6eaef7ae44 help: provide a more helpful message when no keyword are matched
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20823
diff changeset
534 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
535 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
536 elif name and name != 'shortlist':
26238
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
537 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
538 if unknowncmd:
26238
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
539 queries += [helpextcmd]
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
540 if opts.get('extension'):
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
541 queries += [helpext]
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
542 if opts.get('command'):
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
543 queries += [helpcmd]
69da16b366ad help: fix help argument parsing and documentation
timeless@mozdev.org
parents: 26196
diff changeset
544 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
545 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
546 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
547 try:
27378
c709b515218e help: pass sub-topic into help query functions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 27377
diff changeset
548 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
549 break
21289
c3784e3c3e8d help: suggest keyword search when no topic is found
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21288
diff changeset
550 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
551 pass
c3784e3c3e8d help: suggest keyword search when no topic is found
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21288
diff changeset
552 else:
c3784e3c3e8d help: suggest keyword search when no topic is found
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21288
diff changeset
553 if unknowncmd:
c3784e3c3e8d help: suggest keyword search when no topic is found
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21288
diff changeset
554 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
555 else:
c3784e3c3e8d help: suggest keyword search when no topic is found
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21288
diff changeset
556 msg = _('no such help topic: %s') % name
c3784e3c3e8d help: suggest keyword search when no topic is found
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21288
diff changeset
557 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
558 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
559 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
560 # 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
561 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
562 rst = [_("Mercurial Distributed SCM\n"), '\n']
27325
eadbbd14bdc1 help: fix help -c/help -e/help -k
timeless <timeless@mozdev.org>
parents: 27324
diff changeset
563 rst.extend(helplist(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
564
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 return ''.join(rst)