From: Radoslaw Szkodzinski <[e-mail]>

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

From: Radoslaw Szkodzinski <[e-mail]>

add hg tag command

Tweaks by mpm:
 clean up error messages
 handle non-existent .hgtags file
 add tests
 update test-help output

manifest hash: 569c7fe01193159919af2566e8f5089409ffad65
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.0 (GNU/Linux)

iD8DBQFCuMMwywK+sNU5EO8RAuUdAJ90TkT/D9lDOnEVAW2d3WT7K8Ct3QCggiJA
c9Qbd79K4UWKQAVkYq03cOY=
=SWS8
-----END PGP SIGNATURE-----

tests/test-tag

@@ -0,0 +1,13 b''
+#!/bin/sh -x
+
+hg init
+echo a > a
+hg add a
+hg commit -t "test" -u test -d "0 0"
+hg history
+hg tag -u test -d "0 0" "bleah" 
+hg history
+
+echo foo >> .hgtags
+hg tag -u test -d "0 0" "bleah2" || echo "failed" 
+

tests/test-tag.out

@@ -0,0 +1,31 b''
++ hg init
++ echo a
++ hg add a
++ hg commit -t test -u test -d '0 0'
++ hg history
+changeset:   0:acb14030fe0a21b60322c440ad2d20cf7685a376
+tag:         tip
+user:        test
+date:        Thu Jan  1 00:00:00 1970
+summary:     test
+
++ hg tag -u test -d '0 0' bleah
++ hg history
+changeset:   1:863197ef03781c4fc00276d83eb66c4cb9cd91df
+tag:         tip
+user:        test
+date:        Thu Jan  1 00:00:00 1970
+summary:     Added tag bleah for changeset acb14030fe0a21b60322c440ad2d20cf7685a376
+
+changeset:   0:acb14030fe0a21b60322c440ad2d20cf7685a376
+tag:         bleah
+user:        test
+date:        Thu Jan  1 00:00:00 1970
+summary:     test
+
++ echo foo
++ hg tag -u test -d '0 0' bleah2
+abort: working copy of .hgtags is changed!
+(please commit .hgtags manually)
++ echo failed
+failed

mercurial/commands.py

@@ -1,778 +1,811 b''
 # commands.py - command processing for mercurial
 #
 # Copyright 2005 Matt Mackall <[e-mail]>
 #
 # This software may be used and distributed according to the terms
 # of the GNU General Public License, incorporated herein by reference.
 
 import os, re, sys, signal
 import fancyopts, ui, hg
 from demandload import *
 demandload(globals(), "mdiff time hgweb traceback random signal errno")
 
 class UnknownCommand(Exception): pass
 
 def filterfiles(filters, files):
     l = [ x for x in files if x in filters ]
 
     for t in filters:
         if t and t[-1] != os.sep: t += os.sep
         l += [ x for x in files if x.startswith(t) ]
     return l
 
 def relfilter(repo, files):
     if os.getcwd() != repo.root:
         p = os.getcwd()[len(repo.root) + 1: ]
         return filterfiles([p], files)
     return files
 
 def relpath(repo, args):
     if os.getcwd() != repo.root:
         p = os.getcwd()[len(repo.root) + 1: ]
         return [ os.path.normpath(os.path.join(p, x)) for x in args ]
     return args
 
 def dodiff(ui, repo, path, files = None, node1 = None, node2 = None):
     def date(c):
         return time.asctime(time.gmtime(float(c[2].split(' ')[0])))
 
     if node2:
         change = repo.changelog.read(node2)
         mmap2 = repo.manifest.read(change[0])
         (c, a, d) = repo.diffrevs(node1, node2)
         def read(f): return repo.file(f).read(mmap2[f])
         date2 = date(change)
     else:
         date2 = time.asctime()
         (c, a, d, u) = repo.diffdir(path, node1)
         if not node1:
             node1 = repo.dirstate.parents()[0]
         def read(f): return file(os.path.join(repo.root, f)).read()
 
     if ui.quiet:
         r = None
     else:
         hexfunc = ui.verbose and hg.hex or hg.short
         r = [hexfunc(node) for node in [node1, node2] if node]
 
     change = repo.changelog.read(node1)
     mmap = repo.manifest.read(change[0])
     date1 = date(change)
 
     if files:
         c, a, d = map(lambda x: filterfiles(files, x), (c, a, d))
 
     for f in c:
         to = None
         if f in mmap:
             to = repo.file(f).read(mmap[f])
         tn = read(f)
         sys.stdout.write(mdiff.unidiff(to, date1, tn, date2, f, r))
     for f in a:
         to = None
         tn = read(f)
         sys.stdout.write(mdiff.unidiff(to, date1, tn, date2, f, r))
     for f in d:
         to = repo.file(f).read(mmap[f])
         tn = None
         sys.stdout.write(mdiff.unidiff(to, date1, tn, date2, f, r))
 
 def show_changeset(ui, repo, rev=0, changenode=None, filelog=None):
     """show a single changeset or file revision"""
     changelog = repo.changelog
     if filelog:
         log = filelog
         filerev = rev
         node = filenode = filelog.node(filerev)
         changerev = filelog.linkrev(filenode)
         changenode = changenode or changelog.node(changerev)
     else:
         log = changelog
         changerev = rev
         if changenode is None:
             changenode = changelog.node(changerev)
         elif not changerev:
             rev = changerev = changelog.rev(changenode)
         node = changenode
 
     if ui.quiet:
         ui.write("%d:%s\n" % (rev, hg.hex(node)))
         return
 
     changes = changelog.read(changenode)
 
     parents = [(log.rev(parent), hg.hex(parent))
                for parent in log.parents(node)
                if ui.debugflag or parent != hg.nullid]
     if not ui.debugflag and len(parents) == 1 and parents[0][0] == rev-1:
         parents = []
 
     if filelog:
         ui.write("revision:    %d:%s\n" % (filerev, hg.hex(filenode)))
         for parent in parents:
             ui.write("parent:      %d:%s\n" % parent)
         ui.status("changeset:   %d:%s\n" % (changerev, hg.hex(changenode)))
     else:
         ui.write("changeset:   %d:%s\n" % (changerev, hg.hex(changenode)))
         for tag in repo.nodetags(changenode):
             ui.status("tag:         %s\n" % tag)
         for parent in parents:
             ui.write("parent:      %d:%s\n" % parent)
         ui.note("manifest:    %d:%s\n" % (repo.manifest.rev(changes[0]),
                                           hg.hex(changes[0])))
     ui.status("user:        %s\n" % changes[1])
     ui.status("date:        %s\n" % time.asctime(
         time.localtime(float(changes[2].split(' ')[0]))))
     ui.note("files:       %s\n" % " ".join(changes[3]))
     description = changes[4].strip()
     if description:
         if ui.verbose:
             ui.status("description:\n")
             ui.status(description)
             ui.status("\n")
         else:
             ui.status("summary:     %s\n" % description.splitlines()[0])
     ui.status("\n")
 
 def help(ui, cmd=None):
     '''show help for a given command or all commands'''
     if cmd:
         try:
             i = find(cmd)
             ui.write("%s\n\n" % i[2])
 
             if i[1]:
                 for s, l, d, c in i[1]:
                     opt=' '
                     if s: opt = opt + '-' + s + ' '
                     if l: opt = opt + '--' + l + ' '
                     if d: opt = opt + '(' + str(d) + ')'
                     ui.write(opt, "\n")
                     if c: ui.write('   %s\n' % c)
                 ui.write("\n")
 
             ui.write(i[0].__doc__, "\n")
         except UnknownCommand:
             ui.warn("hg: unknown command %s\n" % cmd)
         sys.exit(0)
     else:
         ui.status('hg commands:\n\n')
 
         h = {}
         for e in table.values():
             f = e[0]
             if f.__name__.startswith("debug"): continue
             d = ""
             if f.__doc__:
                 d = f.__doc__.splitlines(0)[0].rstrip()
             h[f.__name__] = d
 
         fns = h.keys()
         fns.sort()
         m = max(map(len, fns))
         for f in fns:
             ui.status(' %-*s   %s\n' % (m, f, h[f]))
 
 # Commands start here, listed alphabetically
 
 def add(ui, repo, file, *files):
     '''add the specified files on the next commit'''
     repo.add(relpath(repo, (file,) + files))
 
 def addremove(ui, repo, *files):
     """add all new files, delete all missing files"""
     if files:
         files = relpath(repo, files)
         d = []
         u = []
         for f in files:
             p = repo.wjoin(f)
             s = repo.dirstate.state(f)
             isfile = os.path.isfile(p)
             if s != 'r' and not isfile:
                 d.append(f)
             elif s not in 'nmai' and isfile:
                 u.append(f)
     else:
         (c, a, d, u) = repo.diffdir(repo.root)
     repo.add(u)
     repo.remove(d)
 
 def annotate(u, repo, file, *files, **ops):
     """show changeset information per file line"""
     def getnode(rev):
         return hg.short(repo.changelog.node(rev))
 
     def getname(rev):
         try:
             return bcache[rev]
         except KeyError:
             cl = repo.changelog.read(repo.changelog.node(rev))
             name = cl[1]
             f = name.find('@')
             if f >= 0:
                 name = name[:f]
             bcache[rev] = name
             return name
     
     bcache = {}
     opmap = [['user', getname], ['number', str], ['changeset', getnode]]
     if not ops['user'] and not ops['changeset']:
         ops['number'] = 1
 
     node = repo.dirstate.parents()[0]
     if ops['revision']:
         node = repo.changelog.lookup(ops['revision'])
     change = repo.changelog.read(node)
     mmap = repo.manifest.read(change[0])
     maxuserlen = 0
     maxchangelen = 0
     for f in relpath(repo, (file,) + files):
         lines = repo.file(f).annotate(mmap[f])
         pieces = []
 
         for o, f in opmap:
             if ops[o]:
                 l = [ f(n) for n,t in lines ]
                 m = max(map(len, l))
                 pieces.append([ "%*s" % (m, x) for x in l])
 
         for p,l in zip(zip(*pieces), lines):
             u.write(" ".join(p) + ": " + l[1])
 
 def cat(ui, repo, file, rev = []):
     """output the latest or given revision of a file"""
     r = repo.file(relpath(repo, [file])[0])
     n = r.tip()
     if rev: n = r.lookup(rev)
     sys.stdout.write(r.read(n))
 
 def commit(ui, repo, *files, **opts):
     """commit the specified files or all outstanding changes"""
     text = opts['text']
     if not text and opts['logfile']:
         try: text = open(opts['logfile']).read()
         except IOError: pass
 
     if opts['addremove']:
         addremove(ui, repo, *files)
     repo.commit(relpath(repo, files), text, opts['user'], opts['date'])
 
 def copy(ui, repo, source, dest):
     """mark a file as copied or renamed for the next commit"""
     return repo.copy(*relpath(repo, (source, dest)))
 
 def debugaddchangegroup(ui, repo):
     data = sys.stdin.read()
     repo.addchangegroup(data)
 
 def debugchangegroup(ui, repo, roots):
     newer = repo.newer(map(repo.lookup, roots))
     for chunk in repo.changegroup(newer):
         sys.stdout.write(chunk)
 
 def debugindex(ui, file):
     r = hg.revlog(open, file, "")
     print "   rev    offset  length   base linkrev"+\
           " p1           p2           nodeid"
     for i in range(r.count()):
         e = r.index[i]
         print "% 6d % 9d % 7d % 6d % 7d %s.. %s.. %s.." % (
             i, e[0], e[1], e[2], e[3],
             hg.hex(e[4][:5]), hg.hex(e[5][:5]), hg.hex(e[6][:5]))
 
 def debugindexdot(ui, file):
     r = hg.revlog(open, file, "")
     print "digraph G {"
     for i in range(r.count()):
         e = r.index[i]
         print "\t%d -> %d" % (r.rev(e[4]), i)
         if e[5] != hg.nullid:
             print "\t%d -> %d" % (r.rev(e[5]), i)
     print "}"
 
 def diff(ui, repo, *files, **opts):
     """diff working directory (or selected files)"""
     revs = []
     if opts['rev']:
         revs = map(lambda x: repo.lookup(x), opts['rev'])
 
     if len(revs) > 2:
         self.ui.warn("too many revisions to diff\n")
         sys.exit(1)
 
     if files:
         files = relpath(repo, files)
     else:
         files = relpath(repo, [""])
 
     dodiff(ui, repo, os.getcwd(), files, *revs)
 
 def export(ui, repo, changeset):
     """dump the changeset header and diffs for a revision"""
     node = repo.lookup(changeset)
     prev, other = repo.changelog.parents(node)
     change = repo.changelog.read(node)
     print "# HG changeset patch"
     print "# User %s" % change[1]
     print "# Node ID %s" % hg.hex(node)
     print "# Parent  %s" % hg.hex(prev)
     print
     if other != hg.nullid:
         print "# Parent  %s" % hg.hex(other)
     print change[4].rstrip()
     print
 
     dodiff(ui, repo, "", None, prev, node)
 
 def forget(ui, repo, file, *files):
     """don't add the specified files on the next commit"""
     repo.forget(relpath(repo, (file,) + files))
 
 def heads(ui, repo):
     """show current repository heads"""
     for n in repo.changelog.heads():
         show_changeset(ui, repo, changenode=n)
 
 def history(ui, repo):
     """show the changelog history"""
     for i in range(repo.changelog.count() - 1, -1, -1):
         show_changeset(ui, repo, rev=i)
 
 def identify(ui, repo):
     """print information about the working copy"""
     parents = [p for p in repo.dirstate.parents() if p != hg.nullid]
     if not parents:
         ui.write("unknown\n")
         return
 
     hexfunc = ui.verbose and hg.hex or hg.short
     (c, a, d, u) = repo.diffdir(repo.root)
     output = ["%s%s" % ('+'.join([hexfunc(parent) for parent in parents]),
                         (c or a or d) and "+" or "")]
 
     if not ui.quiet:
         # multiple tags for a single parent separated by '/'
         parenttags = ['/'.join(tags)
                       for tags in map(repo.nodetags, parents) if tags]
         # tags for multiple parents separated by ' + '
         output.append(' + '.join(parenttags))
 
     ui.write("%s\n" % ' '.join(output))
 
 def init(ui, source=None, **opts):
     """create a new repository or copy an existing one"""
 
     if source:
         paths = {}
         for name, path in ui.configitems("paths"):
             paths[name] = path
 
         if source in paths: source = paths[source]
 
         link = 0
         if not source.startswith("http://"):
             d1 = os.stat(os.getcwd()).st_dev
             d2 = os.stat(source).st_dev
             if d1 == d2: link = 1
 
         if link:
             ui.debug("copying by hardlink\n")
             os.system("cp -al %s/.hg .hg" % source)
             try:
                 os.remove(".hg/dirstate")
             except: pass
 
             repo = hg.repository(ui, ".")
 
         else:
             repo = hg.repository(ui, ".", create=1)
             other = hg.repository(ui, source)
             cg = repo.getchangegroup(other)
             repo.addchangegroup(cg)
 
         f = repo.opener("hgrc", "w")
         f.write("[paths]\n")
         f.write("default = %s\n" % source)
 
         if opts['update']:
             update(ui, repo)
     else:
         repo = hg.repository(ui, ".", create=1)
 
 def log(ui, repo, f):
     """show the revision history of a single file"""
     f = relpath(repo, [f])[0]
 
     r = repo.file(f)
     for i in range(r.count() - 1, -1, -1):
         show_changeset(ui, repo, filelog=r, rev=i)
 
 def manifest(ui, repo, rev = []):
     """output the latest or given revision of the project manifest"""
     n = repo.manifest.tip()
     if rev:
         n = repo.manifest.lookup(rev)
     m = repo.manifest.read(n)
     mf = repo.manifest.readflags(n)
     files = m.keys()
     files.sort()
 
     for f in files:
         ui.write("%40s %3s %s\n" % (hg.hex(m[f]), mf[f] and "755" or "644", f))
 
 def parents(ui, repo, node = None):
     '''show the parents of the current working dir'''
     if node:
         p = repo.changelog.parents(repo.lookup(hg.bin(node)))
     else:
         p = repo.dirstate.parents()
 
     for n in p:
         if n != hg.nullid:
             show_changeset(ui, repo, changenode=n)
 
 def patch(ui, repo, patch1, *patches, **opts):
     """import an ordered set of patches"""
     try:
         import psyco
         psyco.full()
     except:
         pass
 
     patches = (patch1,) + patches
     
     d = opts["base"]
     strip = opts["strip"]
     quiet = opts["quiet"] and "> /dev/null" or ""
 
     for patch in patches:
         ui.status("applying %s\n" % patch)
         pf = os.path.join(d, patch)
 
         text = ""
         for l in file(pf):
             if l[:4] == "--- ": break
             text += l
 
         # make sure text isn't empty
         if not text: text = "imported patch %s\n" % patch
 
         f = os.popen("patch -p%d < %s" % (strip, pf))
         files = []
         for l in f.read().splitlines():
             l.rstrip('\r\n');
             if not quiet:
                 print l
             if l[:14] == 'patching file ':
                 files.append(l[14:])
         f.close()
 
         if len(files) > 0:
             addremove(ui, repo, *files)
         repo.commit(files, text)
 
 def pull(ui, repo, source="default"):
     """pull changes from the specified source"""
     paths = {}
     for name, path in ui.configitems("paths"):
         paths[name] = path
 
     if source in paths: source = paths[source]
     
     other = hg.repository(ui, source)
     cg = repo.getchangegroup(other)
     repo.addchangegroup(cg)
 
 def push(ui, repo, dest="default-push"):
     """push changes to the specified destination"""
     paths = {}
     for name, path in ui.configitems("paths"):
         paths[name] = path
 
     if dest in paths: dest = paths[dest]
     
     if not dest.startswith("ssh://"):
         ui.warn("abort: can only push to ssh:// destinations currently\n")
         return 1
 
     m = re.match(r'ssh://(([^@]+)@)?([^:/]+)(:(\d+))?(/(.*))?', dest)
     if not m:
         ui.warn("abort: couldn't parse destination %s\n" % dest)
         return 1
 
     user, host, port, path = map(m.group, (2, 3, 5, 7))
     host = user and ("%s@%s" % (user, host)) or host
     port = port and (" -p %s") % port or ""
     path = path or ""
 
     sport = random.randrange(30000, 60000)
     cmd = "ssh %s%s -R %d:localhost:%d 'cd %s; hg pull http://localhost:%d/'"
     cmd = cmd % (host, port, sport+1, sport, path, sport+1)
 
     child = os.fork()
     if not child:
         sys.stdout = file("/dev/null", "w")
         sys.stderr = sys.stdout
         hgweb.server(repo.root, "pull", "", "localhost", sport)
     else:
         r = os.system(cmd)
         os.kill(child, signal.SIGTERM)
         return r
 
 def rawcommit(ui, repo, flist, **rc):
     "raw commit interface"
 
     text = rc['text']
     if not text and rc['logfile']:
         try: text = open(rc['logfile']).read()
         except IOError: pass
     if not text and not rc['logfile']:
         print "missing commit text"
         return 1
 
     files = relpath(repo, flist)
     if rc['files']:
         files += open(rc['files']).read().splitlines()
         
     repo.rawcommit(files, text, rc['user'], rc['date'], *rc['parent'])
  
 def recover(ui, repo):
     """roll back an interrupted transaction"""
     repo.recover()
 
 def remove(ui, repo, file, *files):
     """remove the specified files on the next commit"""
     repo.remove(relpath(repo, (file,) + files))
 
 def serve(ui, repo, **opts):
     """export the repository via HTTP"""
     hgweb.server(repo.root, opts["name"], opts["templates"],
                  opts["address"], opts["port"])
     
 def status(ui, repo):
     '''show changed files in the working directory
 
     C = changed
     A = added
     R = removed
     ? = not tracked'''
 
     (c, a, d, u) = repo.diffdir(os.getcwd())
     (c, a, d, u) = map(lambda x: relfilter(repo, x), (c, a, d, u))
 
     for f in c: print "C", f
     for f in a: print "A", f
     for f in d: print "R", f
     for f in u: print "?", f
 
+def tag(ui, repo, name, rev = None, **opts):
+    """add a tag for the current tip or a given revision"""
+    
+    if name == "tip":
+	ui.warn("abort: 'tip' is a reserved name!\n")
+	return -1
+
+    (c, a, d, u) = repo.diffdir(repo.root)
+    for x in (c, a, d, u):
+	if ".hgtags" in x:
+	    ui.warn("abort: working copy of .hgtags is changed!\n")
+            ui.status("(please commit .hgtags manually)\n")
+	    return -1
+
+    if rev:
+        r = hg.hex(repo.lookup(rev))
+    else:
+        r = hg.hex(repo.changelog.tip())
+
+    add = 0
+    if not os.path.exists(repo.wjoin(".hgtags")): add = 1
+    repo.wfile(".hgtags", "a").write("%s %s\n" % (r, name))
+    if add: repo.add([".hgtags"])
+
+    if not opts['text']:
+        opts['text'] = "Added tag %s for changeset %s" % (name, r)
+
+    repo.commit([".hgtags"], opts['text'], opts['user'], opts['date'])
+
 def tags(ui, repo):
     """list repository tags"""
     
     l = repo.tagslist()
     l.reverse()
     for t,n in l:
         try:
             r = repo.changelog.rev(n)
         except KeyError:
             r = "?"
         print "%-30s %5d:%s" % (t, repo.changelog.rev(n), hg.hex(n))
 
 def tip(ui, repo):
     """show the tip revision"""
     n = repo.changelog.tip()
     show_changeset(ui, repo, changenode=n)
 
 def undo(ui, repo):
     """undo the last transaction"""
     repo.undo()
 
 def update(ui, repo, node=None, merge=False, clean=False):
     '''update or merge working directory
 
     If there are no outstanding changes in the working directory and
     there is a linear relationship between the current version and the
     requested version, the result is the requested version.
 
     Otherwise the result is a merge between the contents of the
     current working directory and the requested version. Files that
     changed between either parent are marked as changed for the next
     commit and a commit must be performed before any further updates
     are allowed.
     '''
     node = node and repo.lookup(node) or repo.changelog.tip()
     return repo.update(node, allow=merge, force=clean)
 
 def verify(ui, repo):
     """verify the integrity of the repository"""
     return repo.verify()
 
 # Command options and aliases are listed here, alphabetically
 
 table = {
     "add": (add, [], "hg add [files]"),
     "addremove": (addremove, [], "hg addremove [files]"),
     "ann|annotate": (annotate,
                      [('r', 'revision', '', 'revision'),
                       ('u', 'user', None, 'show user'),
                       ('n', 'number', None, 'show revision number'),
                       ('c', 'changeset', None, 'show changeset')],
                      'hg annotate [-u] [-c] [-n] [-r id] [files]'),
     "cat|dump": (cat, [], 'hg cat <file> [rev]'),
     "commit|ci": (commit,
                   [('t', 'text', "", 'commit text'),
                    ('A', 'addremove', None, 'run add/remove during commit'),
                    ('l', 'logfile', "", 'commit text file'),
                    ('d', 'date', "", 'data'),
                    ('u', 'user', "", 'user')],
                   'hg commit [files]'),
     "copy": (copy, [], 'hg copy <source> <dest>'),
     "debugaddchangegroup": (debugaddchangegroup, [], 'debugaddchangegroup'),
     "debugchangegroup": (debugchangegroup, [], 'debugchangegroup [roots]'),
     "debugindex": (debugindex, [], 'debugindex <file>'),
     "debugindexdot": (debugindexdot, [], 'debugindexdot <file>'),
     "diff": (diff, [('r', 'rev', [], 'revision')],
              'hg diff [-r A] [-r B] [files]'),
     "export": (export, [], "hg export <changeset>"),
     "forget": (forget, [], "hg forget [files]"),
     "heads": (heads, [], 'hg heads'),
     "history": (history, [], 'hg history'),
     "help": (help, [], 'hg help [command]'),
     "identify|id": (identify, [], 'hg identify'),
     "init": (init, [('u', 'update', None, 'update after init')],
              'hg init [options] [url]'),
     "log": (log, [], 'hg log <file>'),
     "manifest|dumpmanifest": (manifest, [], 'hg manifest [rev]'),
     "parents": (parents, [], 'hg parents [node]'),
     "patch|import": (patch,
                      [('p', 'strip', 1, 'path strip'),
                       ('b', 'base', "", 'base path'),
                       ('q', 'quiet', "", 'silence diff')],
                      "hg import [options] patches"),
     "pull|merge": (pull, [], 'hg pull [source]'),
     "push": (push, [], 'hg push <destination>'),
     "rawcommit": (rawcommit,
                   [('p', 'parent', [], 'parent'),
                    ('d', 'date', "", 'data'),
                    ('u', 'user', "", 'user'),
                    ('F', 'files', "", 'file list'),
                    ('t', 'text', "", 'commit text'),
                    ('l', 'logfile', "", 'commit text file')],
                   'hg rawcommit [options] [files]'),
     "recover": (recover, [], "hg recover"),
     "remove": (remove, [], "hg remove [files]"),
     "serve": (serve, [('p', 'port', 8000, 'listen port'),
                       ('a', 'address', '', 'interface address'),
                       ('n', 'name', os.getcwd(), 'repository name'),
                       ('t', 'templates', "", 'template map')],
               "hg serve [options]"),
     "status": (status, [], 'hg status'),
+    "tag": (tag,  [('t', 'text', "", 'commit text'),
+                   ('d', 'date', "", 'date'),
+                   ('u', 'user', "", 'user')],
+            'hg tag [options] <name> [rev]'),
     "tags": (tags, [], 'hg tags'),
     "tip": (tip, [], 'hg tip'),
     "undo": (undo, [], 'hg undo'),
     "update|up|checkout|co|resolve": (update,
                                       [('m', 'merge', None,
                                         'allow merging of conflicts'),
                                        ('C', 'clean', None,
                                         'overwrite locally modified files')],
                                        'hg update [options] [node]'),
     "verify": (verify, [], 'hg verify'),
     }
 
 norepo = "init branch help debugindex debugindexdot"
 
 def find(cmd):
     i = None
     for e in table.keys():
         if re.match("(%s)$" % e, cmd):
             return table[e]
 
     raise UnknownCommand(cmd)
 
 class SignalInterrupt(Exception): pass
 
 def catchterm(*args):
     raise SignalInterrupt
 
 def run():
     sys.exit(dispatch(sys.argv[1:]))
 
 def dispatch(args):
     options = {}
     opts = [('v', 'verbose', None, 'verbose'),
             ('d', 'debug', None, 'debug'),
             ('q', 'quiet', None, 'quiet'),
             ('p', 'profile', None, 'profile'),
             ('y', 'noninteractive', None, 'run non-interactively'),
             ]
 
     args = fancyopts.fancyopts(args, opts, options,
                                'hg [options] <command> [options] [files]')
 
     if not args:
         cmd = "help"
     else:
         cmd, args = args[0], args[1:]
 
     u = ui.ui(options["verbose"], options["debug"], options["quiet"],
            not options["noninteractive"])
 
     try:
         i = find(cmd)
     except UnknownCommand:
         u.warn("hg: unknown command '%s'\n" % cmd)
         help(u)
         sys.exit(1)
 
     signal.signal(signal.SIGTERM, catchterm)
 
     cmdoptions = {}
     try:
         args = fancyopts.fancyopts(args, i[1], cmdoptions, i[2])
     except fancyopts.getopt.GetoptError, inst:
         u.warn("hg %s: %s\n" % (cmd, inst))
         help(u, cmd)
         sys.exit(-1)
 
     if cmd not in norepo.split():
         repo = hg.repository(ui = u)
         d = lambda: i[0](u, repo, *args, **cmdoptions)
     else:
         d = lambda: i[0](u, *args, **cmdoptions)
 
     try:
         if options['profile']:
             import hotshot, hotshot.stats
             prof = hotshot.Profile("hg.prof")
             r = prof.runcall(d)
             prof.close()
             stats = hotshot.stats.load("hg.prof")
             stats.strip_dirs()
             stats.sort_stats('time', 'calls')
             stats.print_stats(40)
             return r
         else:
             return d()
     except SignalInterrupt:
         u.warn("killed!\n")
     except KeyboardInterrupt:
         u.warn("interrupted!\n")
     except IOError, inst:
         if hasattr(inst, "code"):
             u.warn("abort: %s\n" % inst)
         elif hasattr(inst, "reason"):
             u.warn("abort: error %d: %s\n" % (inst.reason[0], inst.reason[1]))
         elif hasattr(inst, "args") and inst[0] == errno.EPIPE:
             u.warn("broken pipe\n")
         else:
             raise
     except TypeError, inst:
         # was this an argument error?
         tb = traceback.extract_tb(sys.exc_info()[2])
         if len(tb) > 2: # no
             raise
         u.debug(inst, "\n")
         u.warn("%s: invalid arguments\n" % i[0].__name__)
         help(u, cmd)
         sys.exit(-1)
 

tests/test-help.out

@@ -1,82 +1,84 b''
 + hg help
 hg commands:
 
  add         add the specified files on the next commit
  addremove   add all new files, delete all missing files
  annotate    show changeset information per file line
  cat         output the latest or given revision of a file
  commit      commit the specified files or all outstanding changes
  copy        mark a file as copied or renamed for the next commit
  diff        diff working directory (or selected files)
  export      dump the changeset header and diffs for a revision
  forget      don't add the specified files on the next commit
  heads       show current repository heads
  help        show help for a given command or all commands
  history     show the changelog history
  identify    print information about the working copy
  init        create a new repository or copy an existing one
  log         show the revision history of a single file
  manifest    output the latest or given revision of the project manifest
  parents     show the parents of the current working dir
  patch       import an ordered set of patches
  pull        pull changes from the specified source
  push        push changes to the specified destination
  rawcommit   raw commit interface
  recover     roll back an interrupted transaction
  remove      remove the specified files on the next commit
  serve       export the repository via HTTP
  status      show changed files in the working directory
+ tag         add a tag for the current tip or a given revision
  tags        list repository tags
  tip         show the tip revision
  undo        undo the last transaction
  update      update or merge working directory
  verify      verify the integrity of the repository
 + hg add -h
 hg add: option -h not recognized
 hg add [files]
 
 add the specified files on the next commit
 + hg help diff
 hg diff [-r A] [-r B] [files]
 
  -r --rev 
    revision
 
 diff working directory (or selected files)
 + hg help foo
 hg: unknown command foo
 + hg commands
 hg: unknown command 'commands'
 hg commands:
 
  add         add the specified files on the next commit
  addremove   add all new files, delete all missing files
  annotate    show changeset information per file line
  cat         output the latest or given revision of a file
  commit      commit the specified files or all outstanding changes
  copy        mark a file as copied or renamed for the next commit
  diff        diff working directory (or selected files)
  export      dump the changeset header and diffs for a revision
  forget      don't add the specified files on the next commit
  heads       show current repository heads
  help        show help for a given command or all commands
  history     show the changelog history
  identify    print information about the working copy
  init        create a new repository or copy an existing one
  log         show the revision history of a single file
  manifest    output the latest or given revision of the project manifest
  parents     show the parents of the current working dir
  patch       import an ordered set of patches
  pull        pull changes from the specified source
  push        push changes to the specified destination
  rawcommit   raw commit interface
  recover     roll back an interrupted transaction
  remove      remove the specified files on the next commit
  serve       export the repository via HTTP
  status      show changed files in the working directory
+ tag         add a tag for the current tip or a given revision
  tags        list repository tags
  tip         show the tip revision
  undo        undo the last transaction
  update      update or merge working directory
  verify      verify the integrity of the repository
 + exit 0