diff options
Diffstat (limited to 'vim-mode/vim_mode.pl')
| -rw-r--r-- | vim-mode/vim_mode.pl | 247 |
1 files changed, 178 insertions, 69 deletions
diff --git a/vim-mode/vim_mode.pl b/vim-mode/vim_mode.pl index 9d8e04b..f9bb2ff 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: @@ -58,20 +60,21 @@ # # 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] {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 @@ -84,12 +87,15 @@ # # {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>, <Nop>. 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 gB :bprev +# :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 @@ -160,6 +166,9 @@ # 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 # # @@ -269,9 +278,10 @@ 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_l, 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, no_operator => 1 }, @@ -298,14 +308,13 @@ 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 }, @@ -382,30 +391,54 @@ my $commands # 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 }, - 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 }, + 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 }, }; # MAPPINGS @@ -528,7 +561,7 @@ 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); @@ -1296,7 +1329,7 @@ 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); } @@ -1463,19 +1496,26 @@ 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]*)|) { @@ -1511,25 +1551,67 @@ 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 ($buffer eq '#') { @@ -1561,7 +1643,7 @@ sub ex_buffer { } sub ex_registers { - my ($arg_str) = @_; + my ($arg_str, $count) = @_; # :reg[isters] {arg} and :di[splay] {arg} if ($arg_str =~ /^(?:reg(?:isters)?|di(?:splay)?)(?:\s+(.+)$)?/) { @@ -1591,15 +1673,19 @@ sub ex_registers { } sub ex_buffers { + my ($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.*)$/) { @@ -1614,11 +1700,14 @@ 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) { @@ -1645,14 +1734,20 @@ 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}, $cmd->{char}); } @@ -1662,7 +1757,7 @@ sub ex_map { } } sub ex_unmap { - my ($arg_str) = @_; + my ($arg_str, $count) = @_; # :unm[ap] {lhs} if ($arg_str !~ /^unm(?:ap)? (\S+)$/) { @@ -1706,6 +1801,9 @@ sub _parse_mapping_bracket { # <CR> } elsif ($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>'; @@ -1718,6 +1816,7 @@ 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($1) + 64) . ">"/ge; # Convert Ctrl-6 and Ctrl-^ to <C-^>. @@ -1727,6 +1826,8 @@ sub _parse_mapping_reverse { } sub ex_source { + my ($arg_str, $count) = @_; + # :so[urce], but only loads the vim_moderc file at the moment open my $file, '<', Irssi::get_irssi_dir() . '/vim_moderc' or return; @@ -1745,7 +1846,7 @@ sub ex_source { } sub ex_mkvimrc { - my ($arg_str) = @_; + my ($arg_str, $count) = @_; # :mkv[imrc][!], [file] not supported @@ -1866,9 +1967,10 @@ 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. @@ -2034,6 +2136,7 @@ sub flush_pending_map { $pending_map ne $old_pending_map; handle_command_cmd(undef); + Irssi::statusbar_items_redraw("vim_mode"); } sub handle_numeric_prefix { @@ -2064,8 +2167,8 @@ sub handle_command_cmd { } # Counts - if (!$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() @@ -2117,20 +2220,26 @@ 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}->(substr $cmd->{char}, 1); + + $cmd->{func}->(substr($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(); } |