diff options
Diffstat (limited to 'vim-mode/vim_mode.pl')
| -rw-r--r-- | vim-mode/vim_mode.pl | 232 |
1 files changed, 183 insertions, 49 deletions
diff --git a/vim-mode/vim_mode.pl b/vim-mode/vim_mode.pl index 5d6dfe1..9d8e04b 100644 --- a/vim-mode/vim_mode.pl +++ b/vim-mode/vim_mode.pl @@ -67,12 +67,14 @@ # :bp[rev] - switch to previous window # * Close window: :bd[elete] # * 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} {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 @@ -82,14 +84,16 @@ # # {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>, <Nop>. Mapping ex-mode and irssi +# commands is supported. 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 <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: @@ -243,6 +247,8 @@ sub C_INSERT () { 4 } sub C_EX () { 5 } # irssi commands sub C_IRSSI () { 6 } +# does nothing +sub C_NOP () { 7 } # word and non-word regex, keep in sync with setup_changed()! my $word = qr/[\w_]/o; @@ -265,13 +271,16 @@ my $commands # 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 }, + ' ' => { 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 }, @@ -303,58 +312,71 @@ my $commands '$' => { 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. @@ -378,8 +400,12 @@ my $commands_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 @@ -621,10 +647,6 @@ 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 { @@ -1514,10 +1536,16 @@ sub ex_buffer { 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($@); } } @@ -1598,6 +1626,12 @@ sub ex_map { func => substr($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($2); @@ -1627,6 +1661,25 @@ sub ex_map { _warn_ex('map'); } } +sub ex_unmap { + my ($arg_str) = @_; + + # :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 ($string) = @_; @@ -1691,6 +1744,31 @@ sub ex_source { } } +sub ex_mkvimrc { + my ($arg_str) = @_; + + # :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 $file; +} + sub _warn_ex { my ($command, $description) = @_; my $message = "Error in ex-mode command $command"; @@ -1794,8 +1872,14 @@ sub b_windows_cb { 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($@); + } } } @@ -2037,13 +2121,17 @@ sub handle_command_cmd { # ex-mode command doesn't need any additional arguments. if ($cmd->{type} == C_EX) { print "Processing ex-command: $map->{char} ($cmd->{char})" if DEBUG; - $cmd->{func}->($cmd->{char}); + $cmd->{func}->(substr $cmd->{char}, 1); return 1; # call _stop() # As can irssi commands. } elsif ($cmd->{type} == C_IRSSI) { print "Processing irssi-command: $map->{char} ($cmd->{char})" if DEBUG; Irssi::command($cmd->{func}); return 1; # call _stop(); + # <Nop> does nothing. + } elsif ($cmd->{type} == C_NOP) { + print "Processing <Nop>: $map->{char}" if DEBUG; + return 1; # call _stop(); } # text-objects (i a) are simulated with $movement @@ -2125,6 +2213,13 @@ sub handle_command_cmd { } } + # Ignore invalid operator/command combinations. + if ($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 { @@ -2413,6 +2508,45 @@ 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 { |