diff options
Diffstat (limited to 'vim-mode')
| -rw-r--r-- | vim-mode/TODO | 42 | ||||
| -rw-r--r-- | vim-mode/vim_mode.pl | 602 | 
2 files changed, 503 insertions, 141 deletions
| diff --git a/vim-mode/TODO b/vim-mode/TODO new file mode 100644 index 0000000..e225f3e --- /dev/null +++ b/vim-mode/TODO @@ -0,0 +1,42 @@ +- fix known bugs and known todos! +- esc is a little slow as ins->cmd mode key +- 3"ap doesn't work but "a3p does +- search with / and ? in history +  first search on current line, then wrap to history +- implement tab completion for ex-mode +- recheck everything end of the line related +- marks +- text-objects +- 2daW doesn't work at end of line, should do nothing +- :imap +- custom scripts (vim-like functions) which can be mapped +    - surroundings, with an external script if somebody writes it +- Ctrl-R = to evaluate expressions, first only simple math +- Ctrl-R shouldn't have a timeout in insert mode +- % + +            # Ignore invalid operator/char combinations. +            #} elsif ($operator and ($char eq 'j' or $char eq 'k')) { +            #    # FIXME +            #    print "Invalid operator/char: $operator $char" if DEBUG; +            #    $skip = 1; + +- undo/redo positions _suck_ +- cc/dd . doesn't work + +- daw is not correctly displayed in status line, it shows d_a instead of da + +- :map ,, w +  :map ,,, b +  ,,, - very short pause - ,,, doesn't work; possibly because of +  flush_pending_map(). + +- support :map gX iINSERT TEXT<ESC> and similar stuff (suggested by estragib) +- it would be nice if :ls somehow indicated current and alternate buffer +  (maybe activity too?) (suggested by estragib) +- < estragib> oh, i can't map \<something> either +  < estragib> hehe, definitely something to do with escaping. \\ prints \ +- < estragib> there's a minimal difference to vim when yanking with yB: +              abc def ghi jkl<ESC>bhyBP +  < estragib> vim     : abc def ghighi jkl +  < estragib> vim-mode: abc def ghi ghi jkl diff --git a/vim-mode/vim_mode.pl b/vim-mode/vim_mode.pl index 28e254d..6ff8c78 100644 --- a/vim-mode/vim_mode.pl +++ b/vim-mode/vim_mode.pl @@ -22,7 +22,7 @@  # * Insert/Command mode. Escape and Ctrl-C enter command mode.  #   /set vim_mode_cmd_seq j allows to use jj as Escape (any other character  #   can be used as well). -# * Cursor motion: h l 0 ^ $ <space> f t F T +# * Cursor motion: h l 0 ^ $ <Space> <BS> f t F T  # * History motion: j k gg G  #   gg moves to the oldest (first) history line.  #   G without a count moves to the current input line, with a count it goes to @@ -49,7 +49,9 @@  # * Switch split windows: Ctrl-W j Ctrl-W k  # * Undo/Redo: u Ctrl-R  # -# Counts and combinations work as well, e.g. d5fx or 3iabc<esc> +# Counts and combinations work as well, e.g. d5fx or 3iabc<esc>. Counts also +# work with mapped ex-commands (see below), e.g. if you map gb to do :bn, then +# 2gb will switch to the second next buffer.  # Repeat also supports counts.  #  # The following insert mode mappings are supported: @@ -58,45 +60,64 @@  #  # Ex-mode supports (activated by : in command mode) the following commands:  # -# * Switching buffers: :b <num> - switch to channel number -#                      :b#      - switch to last channel +# * Switching buffers: :[N]b [N] - switch to channel number +#                      :b#       - switch to last channel  #                      :b <partial-channel-name>  #                      :b <partial-server>/<partial-channel>  #                      :buffer {args} (same as :b) -#                      :bn[ext] - switch to next window -#                      :bp[rev] - switch to previous window -# * Close window:      :bd[elete] +#                      :[N]bn[ext] [N] - switch to next window +#                      :[N]bp[rev] [N] - switch to previous window +# * Close window:      :[N]bd[elete] [N]  # * Display windows:   :ls :buffers -# * Display registers: :reg[isters] :di[splay] {args} +# * Display registers: :reg[isters] {args} :di[splay] {args}  # * Display undolist:  :undol[ist] (mostly used for debugging)  # * Source files       :so[urce] - only sources vim_moderc at the moment,  #                                  {file} not supported  # * Mappings:          :map             - display custom mappings +#                      :map {lhs}       - display mappings starting with {lhs}  #                      :map {lhs} {rhs} - add mapping +#                      :unm[ap] {lhs}   - remove custom mapping +# * Save mappings:     :mkv[imrc][!] - like in Vim, but [file] not supported  # * Substitute:        :s/// - i and g are supported as flags, only /// can be  #                              used as separator, uses Perl regex instead of  #                              Vim regex +# * Settings:          :se[t]                  - display all options +#                      :se[t] {option}         - display all matching options +#                      :se[t] {option} {value} - change option to value  #  #  # Mappings:  #  # {lhs} is the key combination to be mapped, {rhs} the target. The <> notation  # is used (e.g. <C-F> is Ctrl-F), case is ignored. Supported <> keys: -# <C-A>-<C-Z>, <C-^>, <C-6>, <Space>, <CR>. Mapping ex-mode and irssi commands -# is supported. Only default mappings can be used in {rhs}. +# <C-A>-<C-Z>, <C-^>, <C-6>, <Space>, <CR>, <BS>, <Nop>. Mapping ex-mode and +# irssi commands is supported. When mapping ex-mode commands the trailing <Cr> +# is not necessary. Only default mappings can be used in {rhs}.  # Examples: -#     :map w  W      # to remap w to work like W -#     :map gb :bnext # to map gb to call :bnext +#     :map w  W      - to remap w to work like W +#     :map gb :bnext - to map gb to call :bnext  #     :map gB :bprev -#     :map <C-L> /clear # map Ctrl-L to irssi command /clear +#     :map g1 :b 1   - to map g1 to switch to buffer 1 +#     :map gb :b     - to map gb to :b, 1gb switches to buffer 1, 5gb to 5 +#     :map <C-L> /clear - map Ctrl-L to irssi command /clear  #     :map <C-G> /window goto 1 +#     :map <C-E> <Nop> - disable <C-E>, it does nothing now +#     :unmap <C-E>     - restore default behavior of <C-E> after disabling it  #  # -# The following irssi settings are available: +# Settings: +# +# The settings are stored as irssi settings and can be set using /set as usual +# (prepend vim_mode_ to setting name) or using the :set ex-command. The +# following settings are available: +# +# * utf8: support UTF-8 characters, boolean, default on +# * debug: enable debug output, boolean, default off +# * cmd_seq: char that when double-pressed simulates <esc>, string, default '' +# +# In contrast to irssi's settings, :set accepts 0 and 1 as values for boolean +# settings, but only vim_mode's settings can be set/displayed.  # -# * vim_mode_utf8: support UTF-8 characters, default on -# * vim_mode_debug: enable debug output, default off -# * vim_mode_cmd_seq: char that when double-pressed simulates <esc>  #  # The following statusbar items are available:  # @@ -156,6 +177,9 @@  # Known bugs:  #  # * count before register doesn't work: e.g. 3"ap doesn't work, but "a3p does +# * mapping an incomplete ex-command doesn't open the ex-mode with the partial +#   command (e.g. :map gb :b causes an error instead of opening the ex-mode +#   and displaying :b<cursor>)  # * undo/redo positions are mostly wrong  #  # @@ -243,6 +267,13 @@ sub C_INSERT () { 4 }  sub C_EX () { 5 }  # irssi commands  sub C_IRSSI () { 6 } +# does nothing +sub C_NOP () { 7 } + +# setting types, match irssi types as they are stored as irssi settings +sub S_BOOL () { 0 } +sub S_INT  () { 1 } +sub S_STR  () { 2 }  # word and non-word regex, keep in sync with setup_changed()!  my $word     = qr/[\w_]/o; @@ -263,15 +294,19 @@ my $commands              repeatable => 1 },       # arrow like movement -      h  => { char => 'h', func => \&cmd_h, type => C_NORMAL }, -      l  => { char => 'l', func => \&cmd_l, type => C_NORMAL }, -     ' ' => { char => '<Space>', func => \&cmd_space, type => C_NORMAL }, +      h     => { char => 'h',       func => \&cmd_h, type => C_NORMAL }, +      l     => { char => 'l',       func => \&cmd_l, type => C_NORMAL }, +     "\x7F" => { char => '<BS>',    func => \&cmd_h, type => C_NORMAL }, +     ' '    => { char => '<Space>', func => \&cmd_l, type => C_NORMAL },       # history movement -     j  => { char => 'j',  func => \&cmd_j,  type => C_NORMAL }, -     k  => { char => 'k',  func => \&cmd_k,  type => C_NORMAL }, -     gg => { char => 'gg', func => \&cmd_gg, type => C_NORMAL }, +     j  => { char => 'j',  func => \&cmd_j,  type => C_NORMAL, +             no_operator => 1 }, +     k  => { char => 'k',  func => \&cmd_k,  type => C_NORMAL, +             no_operator => 1 }, +     gg => { char => 'gg', func => \&cmd_gg, type => C_NORMAL, +             no_operator => 1 },       G  => { char => 'G',  func => \&cmd_G,  type => C_NORMAL, -             needs_count => 1 }, +             needs_count => 1, no_operator => 1 },       # char movement, take an additional parameter and use $movement        f  => { char => 'f', func => \&cmd_f, type => C_NEEDSKEY,                selection_needs_move_right => 1 }, @@ -289,97 +324,141 @@ my $commands       ge => { char => 'ge', func => \&cmd_ge, type => C_NORMAL,               selection_needs_move_right => 1 },       W  => { char => 'W',  func => \&cmd_W,  type => C_NORMAL }, -     B  => { char => 'B',  func => \&cmd_B,  type => C_NORMAL, -             selection_needs_move_right => 1 }, +     B  => { char => 'B',  func => \&cmd_B,  type => C_NORMAL },       E  => { char => 'E',  func => \&cmd_E,  type => C_NORMAL },       gE => { char => 'gE', func => \&cmd_gE, type => C_NORMAL,               selection_needs_move_right => 1 },       # text-objects, leading _ means can't be mapped! -     _i => { char => '_i', func => \&cmd__i, type => C_TEXTOBJECT }, -     _a => { char => '_a', func => \&cmd__a, type => C_TEXTOBJECT }, +     _i => { char => 'i', func => \&cmd__i, type => C_TEXTOBJECT }, +     _a => { char => 'a', func => \&cmd__a, type => C_TEXTOBJECT },       # line movement       '0' => { char => '0', func => \&cmd_0, type => C_NORMAL },       '^' => { char => '^', func => \&cmd_caret, type => C_NORMAL },       '$' => { char => '$', func => \&cmd_dollar, type => C_NORMAL },       # delete chars       x => { char => 'x', func => \&cmd_x, type => C_NORMAL, -            repeatable => 1 }, +            repeatable => 1, no_operator => 1 },       X => { char => 'X', func => \&cmd_X, type => C_NORMAL, -            repeatable => 1 }, +            repeatable => 1, no_operator => 1 }, +          # C_NORMAL is correct, operator c takes care of insert mode       s => { char => 's', func => \&cmd_s, type => C_NORMAL, -            repeatable => 1 }, # operator c takes care of insert mode +            repeatable => 1, no_operator => 1 }, +          # C_NORMAL is correct, operator c takes care of insert mode       S => { char => 'S', func => \&cmd_S, type => C_NORMAL, -            repeatable => 1 }, # operator c takes care of insert mode +            repeatable => 1, no_operator => 1 },       # insert mode       i => { char => 'i', func => \&cmd_i, type => C_INSERT, -            repeatable => 1 }, +            repeatable => 1, no_operator => 1 },       I => { char => 'I', func => \&cmd_I, type => C_INSERT, -            repeatable => 1 }, +            repeatable => 1, no_operator => 1 },       a => { char => 'a', func => \&cmd_a, type => C_INSERT, -            repeatable => 1 }, +            repeatable => 1, no_operator => 1 },       A => { char => 'A', func => \&cmd_A, type => C_INSERT, -            repeatable => 1 }, +            repeatable => 1, no_operator => 1 },       # replace       r => { char => 'r', func => \&cmd_r, type => C_NEEDSKEY, -            repeatable => 1 }, +            repeatable => 1, no_operator => 1 },       # paste       p => { char => 'p', func => \&cmd_p, type => C_NORMAL, -            repeatable => 1 }, +            repeatable => 1, no_operator => 1 },       P => { char => 'P', func => \&cmd_P, type => C_NORMAL, -            repeatable => 1 }, +            repeatable => 1, no_operator => 1 },       # to end of line       C => { char => 'C', func => \&cmd_C, type => C_NORMAL, -            repeatable => 1 }, +            repeatable => 1, no_operator => 1 },       D => { char => 'D', func => \&cmd_D, type => C_NORMAL, -            repeatable => 1 }, +            repeatable => 1, no_operator => 1 },       # scrolling -     "\x05" => { char => '<C-E>', func => \&cmd_ctrl_d, type => C_NORMAL }, +     "\x05" => { char => '<C-E>', func => \&cmd_ctrl_d, type => C_NORMAL, +                 no_operator => 1 },       "\x04" => { char => '<C-D>', func => \&cmd_ctrl_d, type => C_NORMAL, -                 needs_count => 1 }, -     "\x19" => { char => '<C-Y>', func => \&cmd_ctrl_u, type => C_NORMAL }, +                 needs_count => 1, no_operator => 1 }, +     "\x19" => { char => '<C-Y>', func => \&cmd_ctrl_u, type => C_NORMAL, +                 no_operator => 1 },       "\x15" => { char => '<C-U>', func => \&cmd_ctrl_u, type => C_NORMAL, -                 needs_count => 1 }, -     "\x06" => { char => '<C-F>', func => \&cmd_ctrl_f, type => C_NORMAL }, -     "\x02" => { char => '<C-B>', func => \&cmd_ctrl_b, type => C_NORMAL }, +                 needs_count => 1, no_operator => 1 }, +     "\x06" => { char => '<C-F>', func => \&cmd_ctrl_f, type => C_NORMAL, +                 no_operator => 1 }, +     "\x02" => { char => '<C-B>', func => \&cmd_ctrl_b, type => C_NORMAL, +                 no_operator => 1 },       # window switching -     "\x17j" => { char => '<C-W>j', func => \&cmd_ctrl_wj, type => C_NORMAL }, -     "\x17k" => { char => '<C-W>k', func => \&cmd_ctrl_wk, type => C_NORMAL }, -     "\x1e"  => { char => '<C-^>',  func => \&cmd_ctrl_6,  type => C_NORMAL }, +     "\x17j" => { char => '<C-W>j', func => \&cmd_ctrl_wj, type => C_NORMAL, +                  no_operator => 1 }, +     "\x17k" => { char => '<C-W>k', func => \&cmd_ctrl_wk, type => C_NORMAL, +                  no_operator => 1 }, +     "\x1e"  => { char => '<C-^>',  func => \&cmd_ctrl_6,  type => C_NORMAL, +                  no_operator => 1 },       # misc       '~'  => { char => '~', func => \&cmd_tilde, type => C_NORMAL, -               repeatable => 1 }, -     '"'  => { char => '"', func => \&cmd_register, type => C_NEEDSKEY }, -     '.'  => { char => '.', type => C_NORMAL, repeatable => 1 }, +               repeatable => 1, no_operator => 1 }, +     '"'  => { char => '"', func => \&cmd_register, type => C_NEEDSKEY, +               no_operator => 1 }, +     '.'  => { char => '.', type => C_NORMAL, repeatable => 1, +               no_operator => 1 },       ':'  => { char => ':', type => C_NORMAL },       "\n" => { char => '<CR>', type => C_NORMAL }, # return       # undo -     'u'    => { char => 'u',     func => \&cmd_undo, type => C_NORMAL }, -     "\x12" => { char => '<C-R>', func => \&cmd_redo, type => C_NORMAL }, +     'u'    => { char => 'u',     func => \&cmd_undo, type => C_NORMAL, +                 no_operator => 1 }, +     "\x12" => { char => '<C-R>', func => \&cmd_redo, type => C_NORMAL, +                 no_operator => 1 },      };  # All available commands in Ex-Mode.  my $commands_ex    = { -     s         => { char => ':s',         func => \&ex_substitute, type => C_EX }, -     bnext     => { char => ':bnext',     func => \&ex_bnext,      type => C_EX }, -     bn        => { char => ':bn',        func => \&ex_bnext,      type => C_EX }, -     bprev     => { char => ':bprev',     func => \&ex_bprev,      type => C_EX }, -     bp        => { char => ':bp',        func => \&ex_bprev,      type => C_EX }, -     bdelete   => { char => ':bdelete',   func => \&ex_bdelete,    type => C_EX }, -     bd        => { char => ':bd',        func => \&ex_bdelete,    type => C_EX }, -     buffer    => { char => ':buffer',    func => \&ex_buffer,     type => C_EX }, -     b         => { char => ':b',         func => \&ex_buffer,     type => C_EX }, -     registers => { char => ':registers', func => \&ex_registers,  type => C_EX }, -     reg       => { char => ':reg',       func => \&ex_registers,  type => C_EX }, -     display   => { char => ':display',   func => \&ex_registers,  type => C_EX }, -     di        => { char => ':di',        func => \&ex_registers,  type => C_EX }, -     buffers   => { char => ':buffer',    func => \&ex_buffers,    type => C_EX }, -     ls        => { char => ':ls',        func => \&ex_buffers,    type => C_EX }, -     undolist  => { char => ':undolist',  func => \&ex_undolist,   type => C_EX }, -     undol     => { char => ':undol',     func => \&ex_undolist,   type => C_EX }, -     map       => { char => ':map',       func => \&ex_map,        type => C_EX }, -     source    => { char => ':source',    func => \&ex_source,     type => C_EX }, -     so        => { char => ':so',        func => \&ex_source,     type => C_EX }, +     s         => { char => ':s',         func => \&ex_substitute, +                    type => C_EX }, +     bnext     => { char => ':bnext',     func => \&ex_bnext, +                    type => C_EX, uses_count => 1 }, +     bn        => { char => ':bn',        func => \&ex_bnext, +                    type => C_EX, uses_count => 1 }, +     bprev     => { char => ':bprev',     func => \&ex_bprev, +                    type => C_EX, uses_count => 1 }, +     bp        => { char => ':bp',        func => \&ex_bprev, +                    type => C_EX, uses_count => 1 }, +     bdelete   => { char => ':bdelete',   func => \&ex_bdelete, +                    type => C_EX, uses_count => 1 }, +     bd        => { char => ':bd',        func => \&ex_bdelete, +                    type => C_EX, uses_count => 1 }, +     buffer    => { char => ':buffer',    func => \&ex_buffer, +                    type => C_EX, uses_count => 1 }, +     b         => { char => ':b',         func => \&ex_buffer, +                    type => C_EX, uses_count => 1 }, +     registers => { char => ':registers', func => \&ex_registers, +                    type => C_EX }, +     reg       => { char => ':reg',       func => \&ex_registers, +                    type => C_EX }, +     display   => { char => ':display',   func => \&ex_registers, +                    type => C_EX }, +     di        => { char => ':di',        func => \&ex_registers, +                    type => C_EX }, +     buffers   => { char => ':buffer',    func => \&ex_buffers, +                    type => C_EX }, +     ls        => { char => ':ls',        func => \&ex_buffers, +                    type => C_EX }, +     undolist  => { char => ':undolist',  func => \&ex_undolist, +                    type => C_EX }, +     undol     => { char => ':undol',     func => \&ex_undolist, +                    type => C_EX }, +     map       => { char => ':map',       func => \&ex_map, +                    type => C_EX }, +     unmap     => { char => ':unmap',     func => \&ex_unmap, +                    type => C_EX }, +     unm       => { char => ':unm',       func => \&ex_unmap, +                    type => C_EX }, +     source    => { char => ':source',    func => \&ex_source, +                    type => C_EX }, +     so        => { char => ':so',        func => \&ex_source, +                    type => C_EX }, +     mkvimrc   => { char => ':mkvimrc',   func => \&ex_mkvimrc, +                    type => C_EX }, +     mkv       => { char => ':mkv',       func => \&ex_mkvimrc, +                    type => C_EX }, +     se        => { char => ':se',        func => \&ex_set, +                    type => C_EX }, +     set       => { char => ':set',       func => \&ex_set, +                    type => C_EX },      };  # MAPPINGS @@ -395,12 +474,20 @@ foreach my $char (keys %$commands) {  # GLOBAL VARIABLES -my $DEBUG_ENABLED = 0; - -sub DEBUG { $DEBUG_ENABLED } +# all vim_mode settings, must be enabled in vim_mode_init() before usage +my $settings +  = { +     # print debug output +     debug          => { type => S_BOOL, value => 0 }, +     # use UTF-8 internally for string calculations/manipulations +     utf8           => { type => S_BOOL, value => 1 }, +     # esc-shortcut in insert mode +     cmd_seq        => { type => S_STR,  value => '' }, +     # not used yet +     max_undo_lines => { type => S_INT,  value => 50 }, +    }; -# use UTF-8 internally for string calculations/manipulations -my $utf8 = 1; +sub DEBUG { $settings->{debug}->{value} }  # buffer to keep track of the last N keystrokes, used for Esc detection and  # insert mode mappings @@ -502,7 +589,7 @@ sub insert_ctrl_r {      my ($key) = @_;      my $char = chr($key); -    return if not defined $registers->{$char} or not $registers->{$char}; +    return if not defined $registers->{$char} or $registers->{$char} eq '';      my $pos = _insert_at_position($registers->{$char}, 1, _input_pos());      _input_pos($pos + 1); @@ -621,10 +708,6 @@ sub cmd_l {      $pos = _fix_input_pos($pos, $length);      return (undef, $pos);  } -sub cmd_space { -    my ($count, $pos, $repeat) = @_; -    return cmd_l($count, $pos); -}  # later history (down)  sub cmd_j { @@ -657,7 +740,7 @@ sub cmd_j {      } elsif ($history_index >= 0) {          my $history = $history[$history_index];          # History is not in UTF-8! -        if ($utf8) { +        if ($settings->{utf8}->{value}) {              $history = decode_utf8($history);          }          _input($history); @@ -689,7 +772,7 @@ sub cmd_k {      if ($history_index >= 0) {          my $history = $history[$history_index];          # History is not in UTF-8! -        if ($utf8) { +        if ($settings->{utf8}->{value}) {              $history = decode_utf8($history);          }          _input($history); @@ -726,7 +809,7 @@ sub cmd_G {      my $history = $history[$history_index];      # History is not in UTF-8! -    if ($utf8) { +    if ($settings->{utf8}->{value}) {          $history = decode_utf8($history);      }      _input($history); @@ -1274,7 +1357,7 @@ sub cmd_P {  sub _paste_at_position {      my ($count, $pos) = @_; -    return if not $registers->{$register}; +    return if $registers->{$register} eq '';      return _insert_at_position($registers->{$register}, $count, $pos);  } @@ -1300,6 +1383,8 @@ sub cmd_ctrl_d {          $count = $window->{height} / 2;      }      $window->view()->scroll($count); + +    Irssi::statusbar_items_redraw('more');      return (undef, undef);  }  sub cmd_ctrl_u { @@ -1311,6 +1396,8 @@ sub cmd_ctrl_u {          $count = $window->{height} / 2;      }      $window->view()->scroll($count * -1); + +    Irssi::statusbar_items_redraw('more');      return (undef, undef);  }  sub cmd_ctrl_f { @@ -1318,13 +1405,14 @@ sub cmd_ctrl_f {      my $window = Irssi::active_win();      $window->view()->scroll($count * $window->{height}); + +    Irssi::statusbar_items_redraw('more');      return (undef, undef);  }  sub cmd_ctrl_b {      my ($count, $pos, $repeat) = @_; -    cmd_ctrl_f($count * -1, $pos, $repeat); -    return (undef, undef); +    return cmd_ctrl_f($count * -1, $pos, $repeat);  }  sub cmd_ctrl_wj { @@ -1436,19 +1524,26 @@ sub _fix_input_pos {  sub cmd_ex_command {      my $arg_str = join '', @ex_buf; -    if ($arg_str !~ /^([a-z]+)/) { +    if ($arg_str !~ /^(\d*)?([a-z]+)/) {          return _warn("Invalid Ex-mode command!");      } -    if (not exists $commands_ex->{$1}) { -        return _warn("Ex-mode $1 doesn't exist!"); +    # Abort if command doesn't exist or used with count for unsupported +    # commands. +    if (not exists $commands_ex->{$2} or +        ($1 ne '' and not $commands_ex->{$2}->{uses_count})) { +        return _warn("Ex-mode $1$2 doesn't exist!");      } -    $commands_ex->{$1}->{func}($arg_str); +    my $count = $1; +    if ($count eq '') { +        $count = undef; +    } +    $commands_ex->{$2}->{func}($arg_str, $count);  }  sub ex_substitute { -    my ($arg_str) = @_; +    my ($arg_str, $count) = @_;      # :s///      if ($arg_str =~ m|^s/(.+)/(.*)/([ig]*)|) { @@ -1484,35 +1579,83 @@ sub ex_substitute {  }  sub ex_bnext { -    Irssi::command('window next'); +    my ($arg_str, $count) = @_; + +    if (not defined $count) { +        if ($arg_str =~ /^bn(?:ext)?\s(\d+)$/) { +            $count = $1; +        } else { +            $count = 1; +        } +    } + +    while ($count-- > 0) { +        Irssi::command('window next'); +    }  }  sub ex_bprev { -    Irssi::command('window previous'); +    my ($arg_str, $count) = @_; + +    if (not defined $count) { +        if ($arg_str =~ /^bp(?:rev)?\s(\d+)$/) { +            $count = $1; +        } else { +            $count = 1; +        } +    } + +    while ($count-- > 0) { +        Irssi::command('window previous'); +    }  }  sub ex_bdelete { +    my ($arg_str, $count) = @_; + +    if (not defined $count) { +        if ($arg_str =~ /^bd(?:elete)?\s(\d+)$/) { +            $count = $1; +        } +    } + +    if (defined $count) { +        my $window = Irssi::window_find_refnum($count); +        if (not $window) { +            return; +        } +        $window->set_active(); +    }      Irssi::command('window close');  }  sub ex_buffer { -    my ($arg_str) = @_; +    my ($arg_str, $count) = @_;      # :b[buffer] {args} -    if ($arg_str =~ m|^b(?:uffer)?\s*(.+)$|) { +    if ($arg_str =~ m|^b(?:uffer)?\s*(.+)$| or defined $count) {          my $window;          my $item;          my $buffer = $1; +        # :[N]:b[uffer] +        if (defined $count) { +            $window = Irssi::window_find_refnum($count);          # Go to window number. -        if ($buffer =~ /^[0-9]+$/) { +        } elsif ($buffer =~ /^[0-9]+$/) {              $window = Irssi::window_find_refnum($buffer);          # Go to previous window.          } elsif ($buffer eq '#') {              Irssi::command('window last');          # Go to best regex matching window.          } else { -            my $matches = _matching_windows($buffer); -            if (scalar @$matches > 0) { -                $window = @$matches[0]->{window}; -                $item = @$matches[0]->{item}; +            eval { +                my $matches = _matching_windows($buffer); +                if (scalar @$matches > 0) { +                    $window = @$matches[0]->{window}; +                    $item = @$matches[0]->{item}; +                } +            }; +            # Catch errors in /$buffer/ regex. +            if ($@) { +                _warn($@);              }          } @@ -1528,7 +1671,7 @@ sub ex_buffer {  }  sub ex_registers { -    my ($arg_str) = @_; +    my ($arg_str, $count) = @_;      # :reg[isters] {arg} and :di[splay] {arg}      if ($arg_str =~ /^(?:reg(?:isters)?|di(?:splay)?)(?:\s+(.+)$)?/) { @@ -1558,18 +1701,22 @@ sub ex_registers {  }  sub ex_buffers { +    my ($arg_str, $count) = @_; +      Irssi::command('window list');  }  sub ex_undolist { +    my ($arg_str, $count) = @_; +      _print_undo_buffer();  }  sub ex_map { -    my ($arg_str) = @_; +    my ($arg_str, $count) = @_;      # :map {lhs} {rhs} -    if ($arg_str =~ /^map (\S+) (\S.+)$/) { +    if ($arg_str =~ /^map (\S+) (\S.*)$/) {          my $lhs = _parse_mapping($1);          my $rhs = $2; @@ -1581,11 +1728,14 @@ sub ex_map {          my $command;          # Ex-mode command          if (index($rhs, ':') == 0) { -            $rhs = substr $rhs, 1; -            if (not exists $commands_ex->{$rhs}) { -                return _warn_ex('map', "$2 not found"); +            $rhs =~ /^:(\S+)(\s.+)?$/; +            if (not exists $commands_ex->{$1}) { +                return _warn_ex('map', "$rhs not found");              } else { -                $command = $commands_ex->{$rhs}; +                $command = { char => $rhs, +                             func => $commands_ex->{$1}->{func}, +                             type => C_EX, +                           };              }          # Irssi command          } elsif (index($rhs, '/') == 0) { @@ -1593,6 +1743,12 @@ sub ex_map {                           func => substr($rhs, 1),                           type => C_IRSSI,                         }; +        # <Nop> does nothing +        } elsif (lc $rhs eq '<nop>') { +            $command = { char => '<Nop>', +                         func => undef, +                         type => C_NOP, +                       };          # command-mode command          } else {              $rhs = _parse_mapping($2); @@ -1606,14 +1762,20 @@ sub ex_map {          }          add_map($lhs, $command); -    # :map -    } elsif ($arg_str eq 'map') { +    # :map [lhs] +    } elsif ($arg_str eq 'map' or $arg_str =~ /^map (\S+)$/) { +        # Necessary for case insensitive matchings. lc alone won't work. +        my $search = $1; +        $search = '' if not defined $search; +        $search = _parse_mapping_reverse(_parse_mapping($search)); +          my $active_window = Irssi::active_win();          foreach my $key (sort keys %$maps) {              my $map = $maps->{$key};              my $cmd = $map->{cmd};              if (defined $cmd) {                  next if $map->{char} eq $cmd->{char}; # skip default mappings +                next if $map->{char} !~ /^\Q$search\E/; # skip non-matches                  $active_window->print(sprintf "%-15s %s", $map->{char},                                                            $cmd->{char});              } @@ -1622,6 +1784,25 @@ sub ex_map {          _warn_ex('map');      }  } +sub ex_unmap { +    my ($arg_str, $count) = @_; + +    # :unm[ap] {lhs} +    if ($arg_str !~ /^unm(?:ap)? (\S+)$/) { +        return _warn_ex('unmap'); +    } + +    my $lhs = _parse_mapping($1); +    if (not defined $lhs) { +        return _warn_ex('unmap', 'invalid {lhs}'); +    # Prevent unmapping of unknown or default mappings. +    } elsif (not exists $maps->{$lhs} or not defined $maps->{$lhs}->{cmd} or +             ($commands->{$lhs} and $maps->{$lhs}->{cmd} == $commands->{$lhs})) { +        return _warn_ex('unmap', "$1 not found"); +    } + +    delete_map($lhs); +}  sub _parse_mapping {      my ($string) = @_; @@ -1648,6 +1829,9 @@ sub _parse_mapping_bracket {      # <CR>      } elsif ($string eq 'cr') {          $string = "\n"; +    # <BS> +    } elsif ($string eq 'bs') { +        $string = chr(127);      # Invalid char, return special string to recognize the error.      } else {          $string = '<invalid>'; @@ -1660,6 +1844,7 @@ sub _parse_mapping_reverse {      # Convert char to <char-name>.      $string =~ s/ /<Space>/g;      $string =~ s/\n/<CR>/g; +    $string =~ s/\x7F/<BS>/g;      # Convert Ctrl-X to <C-X>.      $string =~ s/([\x01-\x1A])/"<C-" . chr(ord($1) + 64) . ">"/ge;      # Convert Ctrl-6 and Ctrl-^ to <C-^>. @@ -1669,6 +1854,8 @@ sub _parse_mapping_reverse {  }  sub ex_source { +    my ($arg_str, $count) = @_; +      # :so[urce], but only loads the vim_moderc file at the moment      open my $file, '<', Irssi::get_irssi_dir() . '/vim_moderc' or return; @@ -1678,7 +1865,7 @@ sub ex_source {          chomp $line;          # :map {lhs} {rhs}, keep in sync with ex_map() -        if ($line =~ /^\s*map (\S+) (\S.+)$/) { +        if ($line =~ /^\s*map (\S+) (\S.*)$/) {              ex_map($line);          } else {              _warn_ex('source', "command not supported: $line"); @@ -1686,6 +1873,70 @@ sub ex_source {      }  } +sub ex_mkvimrc { +    my ($arg_str, $count) = @_; + +    # :mkv[imrc][!], [file] not supported + +    my $vim_moderc = Irssi::get_irssi_dir(). '/vim_moderc'; +    if (-f $vim_moderc and $arg_str !~ /^mkv(?:imrc)?!$/) { +        return _warn_ex('mkvimrc', "$vim_moderc already exists"); +    } + +    open my $file, '>', $vim_moderc or return; + +    # copied from ex_map() +    foreach my $key (sort keys %$maps) { +        my $map = $maps->{$key}; +        my $cmd = $map->{cmd}; +        if (defined $cmd) { +            next if $map->{char} eq $cmd->{char}; # skip default mappings +            print $file "map $map->{char} $cmd->{char}\n"; +        } +    } + +    close $file; +} + +sub ex_set { +    my ($arg_str, $count) = @_; + +    # :se[t] [option] [value] +    if ($arg_str =~ /^se(?:t)?(?:\s(\S+)(?:\s(.+)$)?)?/) { +        # :se[t] {option} {value} +        if (defined $1 and defined $2) { +            if (not exists $settings->{$1}) { +                return _warn_ex('map', "setting '$1' not found"); +            } +            my $name = $1; +            my $value = $2; +            # Also accept numeric values for boolean options. +            if ($settings->{$name}->{type} == S_BOOL and +                    $value !~ /^(on|off)$/) { +                $value = $value ? 'on' : 'off'; +            } +            Irssi::command("set vim_mode_$name $value"); + +        # :se[t] [option] +        } else { +            my $search = defined $1 ? $1 : ''; +            my $active_window = Irssi::active_win(); +            foreach my $setting (sort keys %$settings) { +                next if $setting !~ /^\Q$search\E/; # skip non-matches +                my $value = $settings->{$setting}->{value}; +                # Irssi only accepts 'on' and 'off' as values for boolean +                # options. +                if ($settings->{$setting}->{type} == S_BOOL) { +                    $value = $value ? 'on' : 'off'; +                } +                $active_window->print($setting . '=' . $value); +            } +        } +    } else { +        _warn_ex('map'); +    } +} +  sub _warn_ex {      my ($command, $description) = @_;      my $message = "Error in ex-mode command $command"; @@ -1783,14 +2034,21 @@ sub b_windows_cb {      my $windows = ''; -    # A little code duplication of cmd_ex_command()! +    # A little code duplication of cmd_ex_command(), but \s+ instead of \s* so +    # :bd doesn't display buffers matching d.      my $arg_str = join '', @ex_buf; -    if ($arg_str =~ m|^b(?:uffer)?\s*(.+)$|) { +    if ($arg_str =~ m|^b(?:uffer)?\s+(.+)$|) {          my $buffer = $1;          if ($buffer !~ /^[0-9]$/ and $buffer ne '#') {              # Display matching windows. -            my $matches = _matching_windows($buffer); -            $windows = join ',', map { $_->{text} } @$matches; +            eval { +                my $matches = _matching_windows($buffer); +                $windows = join ',', map { $_->{text} } @$matches; +            }; +            # Catch errors in /$buffer/ regex. +            if ($@) { +                _warn($@); +            }          }      } @@ -1945,6 +2203,7 @@ sub flush_pending_map {                $pending_map ne $old_pending_map;      handle_command_cmd(undef); +    Irssi::statusbar_items_redraw("vim_mode");  }  sub handle_numeric_prefix { @@ -1975,8 +2234,8 @@ sub handle_command_cmd {      }      # Counts -    if (!$movement and ($char =~ m/[1-9]/ or -                        ($numeric_prefix && $char =~ m/[0-9]/))) { +    if (!$movement and !$pending_map and +        ($char =~ m/[1-9]/ or ($numeric_prefix && $char =~ m/[0-9]/))) {          print "Processing numeric prefix: $char" if DEBUG;          handle_numeric_prefix($char);          return 1; # call _stop() @@ -2028,16 +2287,26 @@ sub handle_command_cmd {          return 1; # call _stop()      } -    # Ex-mode commands can also be bound in command mode. Works only if the -    # ex-mode command doesn't need any additional arguments. +    # Ex-mode commands can also be bound in command mode.      if ($cmd->{type} == C_EX) {          print "Processing ex-command: $map->{char} ($cmd->{char})" if DEBUG; -        $cmd->{func}->($cmd->{char}); + +        $cmd->{func}->(substr($cmd->{char}, 1), $numeric_prefix); +        $numeric_prefix = undef; +          return 1; # call _stop()      # As can irssi commands.      } elsif ($cmd->{type} == C_IRSSI) {          print "Processing irssi-command: $map->{char} ($cmd->{char})" if DEBUG;          Irssi::command($cmd->{func}); + +        $numeric_prefix = undef; +        return 1; # call _stop(); +    # <Nop> does nothing. +    } elsif ($cmd->{type} == C_NOP) { +        print "Processing <Nop>: $map->{char}" if DEBUG; + +        $numeric_prefix = undef;          return 1; # call _stop();      } @@ -2059,8 +2328,11 @@ sub handle_command_cmd {          if ($operator) {              # But allow cc/dd/yy.              if ($operator == $cmd) { -                print "Processing line operator: $map->{char} ($cmd->{char})" +                print "Processing line operator: ", +                  $map->{char}, " (", +                  $cmd->{char} ,")"                      if DEBUG; +                  my $pos = _input_pos();                  $cmd->{func}->(0, _input_len(), undef, 0);                  # Restore position for yy. @@ -2082,8 +2354,8 @@ sub handle_command_cmd {      # Start Ex mode.      } elsif ($cmd == $commands->{':'}) { -        if (not script_is_loaded('prompt_info')) { -            _warn("Warning: Ex mode requires the 'prompt_info' script. " . +        if (not script_is_loaded('uberprompt')) { +            _warn("Warning: Ex mode requires the 'uberprompt' script. " .                      "Please load it and try again.");          } else {              _update_mode(M_EX); @@ -2120,6 +2392,13 @@ sub handle_command_cmd {              }          } +        # Ignore invalid operator/command combinations. +        if ($operator and $cmd->{no_operator}) { +            print "Invalid operator/command: $operator->{char} $cmd->{char}" +                if DEBUG; +            $skip = 1; +        } +          if ($skip) {              print "Skipping movement and operator." if DEBUG;          } else { @@ -2269,38 +2548,40 @@ sub vim_mode_init {  sub setup_changed {      my $value; -    # Delete all possible imaps created by /set vim_mode_cmd_seq. -    foreach my $char ('a' .. 'z') { -        delete $imaps->{$char}; +    if ($settings->{cmd_seq}->{value} ne '') { +        delete $imaps->{$settings->{cmd_seq}->{value}};      } -      $value = Irssi::settings_get_str('vim_mode_cmd_seq'); -    if ($value) { +    if ($value eq '') { +        $settings->{cmd_seq}->{value} = $value; +    } else {          if (length $value == 1) {              $imaps->{$value} = { 'map'  => $value,                                   'func' => sub { _update_mode(M_CMD) }                                 }; +            $settings->{cmd_seq}->{value} = $value;          } else {              _warn("Error: vim_mode_cmd_seq must be a single character");          }      } -    $DEBUG_ENABLED = Irssi::settings_get_bool('vim_mode_debug'); +    $settings->{debug}->{value} = Irssi::settings_get_bool('vim_mode_debug');      my $new_utf8 = Irssi::settings_get_bool('vim_mode_utf8'); - -    if ($new_utf8 != $utf8) { +    if ($new_utf8 != $settings->{utf8}->{value}) {          # recompile the patterns when switching to/from utf-8          $word     = qr/[\w_]/o;          $non_word = qr/[^\w_\s]/o; -    } +        $settings->{utf8}->{value} = $new_utf8; +    }      if ($new_utf8 and (!$^V or $^V lt v5.8.1)) {          _warn("Warning: UTF-8 isn't supported very well in perl < 5.8.1! " .                "Please disable the vim_mode_utf8 setting.");      } -    $utf8 = $new_utf8; +    $settings->{max_undo_lines}->{value} +        = Irssi::settings_get_int('vim_mode_max_undo_lines');  }  sub UNLOAD { @@ -2333,7 +2614,7 @@ sub _add_undo_entry {          unshift @undo_buffer, [$line, $pos];          $undo_index = 0;      } -    my $max = Irssi::settings_get_int('vim_mode_max_undo_lines'); +    my $max = $settings->{max_undo_lines}->{value};  }  sub _restore_undo_entry { @@ -2408,6 +2689,45 @@ sub add_map {      $maps->{$keys}->{char} = _parse_mapping_reverse($keys);      $maps->{$keys}->{cmd} = $command;  } +sub delete_map { +    my ($keys) = @_; + +    # Abort for non-existent mappings or placeholder mappings. +    return if not exists $maps->{$keys} or not defined $maps->{$keys}->{cmd}; + +    my @add = (); + +    # If no maps need the current key, then remove it and all other +    # unnecessary keys in the "tree". +    if (keys %{$maps->{$keys}->{maps}} == 0) { +        my $tmp = $keys; +        while (length $tmp > 1) { +            my $map = substr $tmp, -1, 1, ''; +            delete $maps->{$tmp}->{maps}->{$tmp . $map}; +            if (not $maps->{$tmp}->{cmd} and keys %{$maps->{$tmp}->{maps}} == 0) { +                push @add, $tmp; +                delete $maps->{$tmp}; +            } else { +                last; +            } +        } +    } + +    if (keys %{$maps->{$keys}->{maps}} > 0) { +        $maps->{$keys}->{cmd} = undef; +    } else { +        delete $maps->{$keys}; +    } +    push @add, $keys; + +    # Restore default keybindings in case we :unmaped a <Nop> or a remapped +    # key. +    foreach my $key (@add) { +        if (exists $commands->{$key}) { +            add_map($key, $commands->{$key}); +        } +    } +}  sub _commit_line { @@ -2420,12 +2740,12 @@ sub _input {      my $current_data = Irssi::parse_special('$L', 0, 0); -    if ($utf8) { +    if ($settings->{utf8}->{value}) {          $current_data = decode_utf8($current_data);      }      if (defined $data) { -        if ($utf8) { +        if ($settings->{utf8}->{value}) {              Irssi::gui_input_set(encode_utf8($data));          } else {              Irssi::gui_input_set($data); @@ -2535,7 +2855,7 @@ sub _set_prompt {      my $msg = shift;      # add a leading space unless we're trying to clear it entirely.      $msg = ' ' . $msg if length $msg; -    Irssi::signal_emit('change prompt', $msg); +    Irssi::signal_emit('change prompt', $msg, 'UP_INNER');  }  sub _warn { | 
