$ hg

  Mercurial Distributed SCM

  basic commands:

   add        add the specified files on the next commit

   annotate   show changeset information by line for each file

   clone      make a copy of an existing repository

   commit     commit the specified files or all outstanding changes

   diff       diff repository (or selected files)

   export     dump the header and diffs for one or more changesets

   forget     forget the specified files on the next commit

   init       create a new repository in the given directory

   log        show revision history of entire repository or files

   merge      merge working directory with another revision

   pull       pull changes from the specified source

   push       push changes to the specified destination

   remove     remove the specified files on the next commit

   serve      start stand-alone webserver

   status     show changed files in the working directory

   summary    summarize working directory state

   update     update working directory (or switch revisions)

  use "hg help" for the full list of commands or "hg -v" for details

  $ hg -q

   add        add the specified files on the next commit

   annotate   show changeset information by line for each file

   clone      make a copy of an existing repository

   commit     commit the specified files or all outstanding changes

   diff       diff repository (or selected files)

   export     dump the header and diffs for one or more changesets

   forget     forget the specified files on the next commit

   init       create a new repository in the given directory

   log        show revision history of entire repository or files

   merge      merge working directory with another revision

   pull       pull changes from the specified source

   push       push changes to the specified destination

   remove     remove the specified files on the next commit

   serve      start stand-alone webserver

   status     show changed files in the working directory

   summary    summarize working directory state

   update     update working directory (or switch revisions)

  $ hg help

  Mercurial Distributed SCM

  list of commands:

   add          add the specified files on the next commit

   addremove    add all new files, delete all missing files

   annotate     show changeset information by line for each file

   archive      create an unversioned archive of a repository revision

   backout      reverse effect of earlier changeset

   bisect       subdivision search of changesets

   branch       set or show the current branch name

   branches     list repository named branches

   bundle       create a changegroup file

   cat          output the current or given revision of files

   clone        make a copy of an existing repository

   commit       commit the specified files or all outstanding changes

   copy         mark files as copied for the next commit

   diff         diff repository (or selected files)

   export       dump the header and diffs for one or more changesets

   forget       forget the specified files on the next commit

   grep         search for a pattern in specified files and revisions

   heads        show current repository heads or show branch heads

   help         show help for a given topic or a help overview

   identify     identify the working copy or specified revision

   import       import an ordered set of patches

   incoming     show new changesets found in source

   init         create a new repository in the given directory

   locate       locate files matching specific patterns

   log          show revision history of entire repository or files

   manifest     output the current or given revision of the project manifest

   merge        merge working directory with another revision

   outgoing     show changesets not found in the destination

   parents      show the parents of the working directory or revision

   paths        show aliases for remote repositories

   pull         pull changes from the specified source

   push         push changes to the specified destination

   recover      roll back an interrupted transaction

   remove       remove the specified files on the next commit

   rename       rename files; equivalent of copy + remove

   resolve      redo merges or set/view the merge status of files

   revert       restore individual files or directories to an earlier state

   rollback     roll back the last transaction (dangerous)

   root         print the root (top) of the current working directory

   serve        start stand-alone webserver

   showconfig   show combined config settings from all hgrc files

   status       show changed files in the working directory

   summary      summarize working directory state

   tag          add one or more tags for the current or given revision

   tags         list repository tags

   tip          show the tip revision

   unbundle     apply one or more changegroup files

   update       update working directory (or switch revisions)

   verify       verify the integrity of the repository

   version      output version and copyright information

  additional help topics:

   config       Configuration Files

   dates        Date Formats

   patterns     File Name Patterns

   environment  Environment Variables

   revisions    Specifying Single Revisions

   multirevs    Specifying Multiple Revisions

   revsets      Specifying Revision Sets

   diffs        Diff Formats

   templating   Template Usage

   urls         URL Paths

   extensions   Using additional features

   hgweb        Configuring hgweb

   glossary     Glossary

  use "hg -v help" to show aliases and global options

  $ hg -q help

   add          add the specified files on the next commit

   addremove    add all new files, delete all missing files

   annotate     show changeset information by line for each file

   archive      create an unversioned archive of a repository revision

   backout      reverse effect of earlier changeset

   bisect       subdivision search of changesets

   branch       set or show the current branch name

   branches     list repository named branches

   bundle       create a changegroup file

   cat          output the current or given revision of files

   clone        make a copy of an existing repository

   commit       commit the specified files or all outstanding changes

   copy         mark files as copied for the next commit

   diff         diff repository (or selected files)

   export       dump the header and diffs for one or more changesets

   forget       forget the specified files on the next commit

   grep         search for a pattern in specified files and revisions

   heads        show current repository heads or show branch heads

   help         show help for a given topic or a help overview

   identify     identify the working copy or specified revision

   import       import an ordered set of patches

   incoming     show new changesets found in source

   init         create a new repository in the given directory

   locate       locate files matching specific patterns

   log          show revision history of entire repository or files

   manifest     output the current or given revision of the project manifest

   merge        merge working directory with another revision

   outgoing     show changesets not found in the destination

   parents      show the parents of the working directory or revision

   paths        show aliases for remote repositories

   pull         pull changes from the specified source

   push         push changes to the specified destination

   recover      roll back an interrupted transaction

   remove       remove the specified files on the next commit

   rename       rename files; equivalent of copy + remove

   resolve      redo merges or set/view the merge status of files

   revert       restore individual files or directories to an earlier state

   rollback     roll back the last transaction (dangerous)

   root         print the root (top) of the current working directory

   serve        start stand-alone webserver

   showconfig   show combined config settings from all hgrc files

   status       show changed files in the working directory

   summary      summarize working directory state

   tag          add one or more tags for the current or given revision

   tags         list repository tags

   tip          show the tip revision

   unbundle     apply one or more changegroup files

   update       update working directory (or switch revisions)

   verify       verify the integrity of the repository

   version      output version and copyright information

  additional help topics:

   config       Configuration Files

   dates        Date Formats

   patterns     File Name Patterns

   environment  Environment Variables

   revisions    Specifying Single Revisions

   multirevs    Specifying Multiple Revisions

   revsets      Specifying Revision Sets

   diffs        Diff Formats

   templating   Template Usage

   urls         URL Paths

   extensions   Using additional features

   hgweb        Configuring hgweb

   glossary     Glossary

Test short command list with verbose option

  $ hg -v help shortlist

  Mercurial Distributed SCM \(version .*?\)

  Copyright (C) 2005-2010 Matt Mackall <mpm@selenic.com> and others

  This is free software; see the source for copying conditions. There is NO

  warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

  basic commands:

   add:

        add the specified files on the next commit

   annotate, blame:

        show changeset information by line for each file

   clone:

        make a copy of an existing repository

   commit, ci:

        commit the specified files or all outstanding changes

   diff:

        diff repository (or selected files)

   export:

        dump the header and diffs for one or more changesets

   forget:

        forget the specified files on the next commit

   init:

        create a new repository in the given directory

   log, history:

        show revision history of entire repository or files

   merge:

        merge working directory with another revision

   pull:

        pull changes from the specified source

   push:

        push changes to the specified destination

   remove, rm:

        remove the specified files on the next commit

   serve:

        start stand-alone webserver

   status, st:

        show changed files in the working directory

   summary, sum:

        summarize working directory state

   update, up, checkout, co:

        update working directory (or switch revisions)

  global options:

   -R --repository REPO    repository root directory or name of overlay bundle

                           file

      --cwd DIR            change working directory

   -y --noninteractive     do not prompt, assume 'yes' for any required answers

   -q --quiet              suppress output

   -v --verbose            enable additional output

      --config CONFIG [+]  set/override config option (use 'section.name=value')

      --debug              enable debugging output

      --debugger           start debugger

      --encoding ENCODE    set the charset encoding (default: ascii)

      --encodingmode MODE  set the charset encoding mode (default: strict)

      --traceback          always print a traceback on exception

      --time               time how long the command takes

      --profile            print command execution profile

      --version            output version information and exit

   -h --help               display help and exit

  [+] marked option can be specified multiple times

  use "hg help" for the full list of commands

  $ hg add -h

  hg add [OPTION]... [FILE]...

  add the specified files on the next commit

      Schedule files to be version controlled and added to the repository.

      The files will be added to the repository at the next commit. To undo an

      add before that, see "hg forget".

      If no names are given, add all files to the repository.

      Returns 0 if all files are successfully added.

  use "hg -v help add" to show verbose help

  options:

   -I --include PATTERN [+]  include names matching the given patterns

   -X --exclude PATTERN [+]  exclude names matching the given patterns

   -n --dry-run              do not perform actions, just print output

  [+] marked option can be specified multiple times

  use "hg -v help add" to show global options

Verbose help for add

  $ hg add -hv

  hg add [OPTION]... [FILE]...

  add the specified files on the next commit

      Schedule files to be version controlled and added to the repository.

      The files will be added to the repository at the next commit. To undo an

      add before that, see "hg forget".

      If no names are given, add all files to the repository.

      An example showing how new (unknown) files are added automatically by "hg

      add":

        $ ls

        foo.c

        $ hg status

        ? foo.c

        $ hg add

        adding foo.c

        $ hg status

        A foo.c

      Returns 0 if all files are successfully added.

  options:

   -I --include PATTERN [+]  include names matching the given patterns

   -X --exclude PATTERN [+]  exclude names matching the given patterns

   -n --dry-run              do not perform actions, just print output

  global options:

   -R --repository REPO      repository root directory or name of overlay bundle

                             file

      --cwd DIR              change working directory

   -y --noninteractive       do not prompt, assume 'yes' for any required

                             answers

   -q --quiet                suppress output

   -v --verbose              enable additional output

      --config CONFIG [+]    set/override config option (use

                             'section.name=value')

      --debug                enable debugging output

      --debugger             start debugger

      --encoding ENCODE      set the charset encoding (default: ascii)

      --encodingmode MODE    set the charset encoding mode (default: strict)

      --traceback            always print a traceback on exception

      --time                 time how long the command takes

      --profile              print command execution profile

      --version              output version information and exit

   -h --help                 display help and exit

  [+] marked option can be specified multiple times

Test help option with version option

  $ hg add -h --version

  Mercurial Distributed SCM \(version .+?\)

  Copyright (C) 2005-2010 Matt Mackall <mpm@selenic.com> and others

  This is free software; see the source for copying conditions. There is NO

  warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

  hg add [OPTION]... [FILE]...

  add the specified files on the next commit

      Schedule files to be version controlled and added to the repository.

      The files will be added to the repository at the next commit. To undo an

      add before that, see "hg forget".

      If no names are given, add all files to the repository.