function fish_vi_dec fish_vi_inc_dec dec end function fish_vi_inc fish_vi_inc_dec inc end function fish_vi_arg_digit --description 'Accumulate a digit for the next command' set -g __fish_vi_count "$__fish_vi_count$argv[1]" end function fish_vi_run_count --description 'Run a command $__fish_vi_count times' set -l count (__fish_vi_consume_count __fish_vi_count) for i in (seq $count) if functions -q -- $argv[1] $argv else commandline -f $argv end end end function fish_vi_start_operator set -g __fish_vi_operator $argv[1] set -g __fish_vi_start_count (__fish_vi_consume_count __fish_vi_count) set fish_bind_mode operator commandline -f repaint-mode end function fish_vi_operator_cancel set -g __fish_vi_operator set -g __fish_vi_start_count set -g __fish_vi_count set fish_bind_mode default commandline -f repaint-mode end function __fish_vi_consume_count -a varname set -l effective_count $$varname if test -z "$effective_count" set effective_count 1 end set -g $varname echo $effective_count end function __fish_vi_delete_char set -l count (__fish_vi_consume_count __fish_vi_count) commandline -f begin-selection if test $count -gt 1 for i in (seq 1 (math $count - 1)) commandline -f forward-char end end commandline -f kill-selection end-selection end function __fish_vi_backward_delete_char set -l count (__fish_vi_consume_count __fish_vi_count) set -l start_cursor (commandline -C) if test $start_cursor -eq 0 return end commandline -f backward-char commandline -f begin-selection if test $count -gt 1 for i in (seq 1 (math $count - 1)) commandline -f backward-char end end commandline -f kill-selection end-selection end function fish_vi_yank_selection set -g fish_cursor_end_mode exclusive commandline -f kill-selection -f yank set -g fish_cursor_end_mode inclusive end function fish_vi_exec_motion argparse --stop-nonopt linewise -- $argv or return set -l motion $argv set -l total (math (__fish_vi_consume_count __fish_vi_start_count) \* (__fish_vi_consume_count __fish_vi_count)) set fish_bind_mode default set -l seq_total (seq $total) if set -ql _flag_linewise switch $__fish_vi_operator case delete for i in $seq_total commandline -f kill-whole-line end case change for i in $seq_total commandline -f kill-inner-line end set fish_bind_mode insert case yank for i in $seq_total commandline -f kill-whole-line yank end case swap-case # Not implemented yet return end else set -l use_selection true set -l swap_case_hack switch $motion[1] case forward-word-vi forward-bigword-vi if test $__fish_vi_operator = swap-case set swap_case_hack (string replace -r -- '^forward-((?:big)?word)-vi$' '$1' $motion) else set use_selection false # kill-word-vi kill-bigword-vi set motion (string replace -- forward kill $motion) end end set -l motion_cmd switch $motion[1] case commandline set motion_cmd $motion case '*' set motion_cmd commandline -f $motion end switch $motion[1] case forward-char backward-char $motion_cmd set -e seq_total[1] end if $use_selection commandline -f begin-selection else commandline -f begin-undo-group end set -l ok true switch $__fish_vi_operator case delete for i in $seq_total $motion_cmd || { set ok false; break } end if $ok && $use_selection commandline -f kill-selection end case change switch $motion[1] case kill-word-vi for i in $seq_total if test $i -eq $total commandline -f kill-word else $motion_cmd end end case '*' for i in $seq_total $motion_cmd || { set ok false; break } end end if $ok if $use_selection commandline -f kill-selection end set fish_bind_mode insert end case yank for i in $seq_total $motion_cmd || { set ok false; break } end if $ok if $use_selection fish_vi_yank_selection else commandline -f yank end end case swap-case for i in $seq_total $motion_cmd || { set ok false; break } end if $ok if set -q swap_case_hack[1] set -l word $swap_case_hack commandline -f \ backward-$word \ forward-$word-end \ togglecase-selection \ backward-$word \ forward-$word-vi else commandline -f togglecase-selection end end end if $use_selection commandline -f end-selection else commandline -f end-undo-group end end commandline -f repaint-mode set -g __fish_vi_operator end # TODO: Currently we do not support hexadecimal and octal values. function fish_vi_inc_dec --description 'increment or decrement the number below the cursor' # The cursor is zero based, but all string functions assume 1 to be # the lowest index. Adjust accordingly. set --local cursor (math -- (commandline --cursor) + 1) set --local line (commandline --current-buffer | string collect) set --local candidate (string sub --start $cursor -- $line | string collect) if set --local just_found (string match --regex '^-?[0-9]+' -- $candidate) # Search from the current cursor position backwards for as long as we # can identify a valid number. set --function found $just_found set --function found_at $cursor set --local end (math -- $cursor + (string length -- $found) - 1) set i (math -- $cursor - 1) while [ $i -ge 1 ] set candidate (string sub --start $i --end $end -- $line) if set just_found (string match --regex '^-?[0-9]+$' -- $candidate) set found $just_found set found_at $i # We found a candidate, but continue to make sure that we captured # the complete number and not just part of it. else # We have already found a number earlier. Work with that. break end set i (math -- $i - 1) end else # We didn't find a match below the cursor. Mirror Vim behavior by # checking ahead as well. for i in (seq (math -- $cursor + 1) (math -- (string length -- $line) - 1)) set candidate (string sub --start $i -- $line | string collect) if set just_found (string match --regex '^-?[0-9]+' -- $candidate) set found $just_found set found_at $i break end end if [ -z "$found" ] return end end if [ $argv = inc ] set number (math -- $found + 1) else if [ $argv = dec ] set number (math -- $found - 1) end set --local number_abs (string trim --left --chars=- -- $number) set --local signed $status set --local found_abs (string trim --left --chars=- -- $found) set number (string pad --char 0 --width (string length -- $found_abs) -- $number_abs) if test $signed -eq 0 set number "-$number" end # `string sub` may bitch about `--end` being zero if `found_at` is 1. # So ignore errors here... set --local before (string sub --end (math -- $found_at - 1) -- $line 2> /dev/null | string collect) set --local after (string sub --start (math -- $found_at + (string length -- $found)) -- $line | string collect) commandline --replace -- "$before$number$after" # Need to subtract two here because 1) cursor is zero based 2) # `found_at` is the index of the first character of the match, but we # want the one before that. commandline --cursor -- (math -- $found_at + (string length -- $number) - 2) commandline --function -- repaint end function fish_vi_key_bindings --description 'vi-like key bindings for fish' if contains -- -h $argv or contains -- --help $argv echo "Sorry but this function doesn't support -h or --help" >&2 return 1 end # Erase all bindings if not explicitly requested otherwise to # allow for hybrid bindings. # This needs to be checked here because if we are called again # via the variable handler the argument will be gone. set -l rebind true if test "$argv[1]" = --no-erase set rebind false set -e argv[1] else bind --erase --all --preset # clear earlier bindings, if any end # Allow just calling this function to correctly set the bindings. # Because it's a rather discoverable name, users will execute it # and without this would then have subtly broken bindings. if test "$fish_key_bindings" != fish_vi_key_bindings and test "$rebind" = true __fish_change_key_bindings fish_vi_key_bindings end set -l init_mode insert # These are only the special vi-style keys # not end/home, we share those. set -l eol_keys \$ g,\$ set -l bol_keys \^ 0 g\^ _ if contains -- $argv[1] insert default visual set init_mode $argv[1] else if set -q argv[1] # We should still go on so the bindings still get set. echo "Unknown argument $argv" >&2 end # Inherit shared key bindings. # Do this first so vi-bindings win over default. for mode in insert default visual __fish_shared_key_bindings -M $mode __fish_per_os_bind --preset -M $mode ctrl-right forward-token forward-word-vi # ctrl-left is same as emacs mode end # Add a way to switch from insert to normal (command) mode. # Note if we are paging, we want to stay in insert mode # See #2871 set -l on_escape ' if commandline -P commandline -f cancel else set fish_bind_mode default if test (count (commandline --cut-at-cursor | tail -c2)) != 2 commandline -f backward-char end commandline -f repaint-mode end ' bind --preset -M insert escape $on_escape bind --preset -M insert ctrl-\[ $on_escape # Default (command) mode bind --preset :,q exit bind --preset -m insert ctrl-c clear-commandline repaint-mode bind --preset -M default escape 'set -g __fish_vi_count' bind --preset -M default ctrl-\[ 'set -g __fish_vi_count' for i in (seq 1 9) bind --preset -M default $i "fish_vi_arg_digit $i" end # 0 is special: it is 'beginning-of-line' unless we are already counting (e.g. 10) bind --preset -M default 0 "if test -n \"\$__fish_vi_count\"; fish_vi_arg_digit 0; else; commandline -f beginning-of-line; end" # --- Movement with Count Support --- bind --preset -M default h 'fish_vi_run_count backward-char' bind --preset -M default l 'fish_vi_run_count forward-char' bind --preset -M default k 'fish_vi_run_count up-or-search' bind --preset -M default j 'fish_vi_run_count down-or-search' bind --preset -M default b 'fish_vi_run_count backward-word' bind --preset -M default B 'fish_vi_run_count backward-bigword' bind --preset -M default g,e 'fish_vi_run_count backward-word-end' bind --preset -M default g,E 'fish_vi_run_count backward-bigword-end' bind --preset -M default w 'fish_vi_run_count forward-word-vi' bind --preset -M default W 'fish_vi_run_count forward-bigword-vi' bind --preset -M default e 'fish_vi_run_count forward-word-end' bind --preset -M default E 'fish_vi_run_count forward-bigword-end' bind --preset -M default x __fish_vi_delete_char bind --preset -M default X __fish_vi_backward_delete_char bind --preset -m insert enter execute bind --preset -m insert ctrl-j execute bind --preset -m insert ctrl-m execute bind --preset -m insert o 'set fish_cursor_end_mode exclusive' insert-line-under repaint-mode bind --preset -m insert O 'set fish_cursor_end_mode exclusive' insert-line-over repaint-mode bind --preset -m insert i repaint-mode bind --preset -m insert I beginning-of-line repaint-mode bind --preset -m insert a 'set fish_cursor_end_mode exclusive' forward-single-char repaint-mode bind --preset -m insert A 'set fish_cursor_end_mode exclusive' end-of-line repaint-mode bind --preset -m visual v begin-selection repaint-mode bind --preset g,g beginning-of-buffer bind --preset G end-of-buffer for key in $eol_keys bind --preset $key end-of-line end # Note: 0 is handled in the numeric section above for key in \^ g\^ _ bind --preset $key beginning-of-line end bind --preset u undo bind --preset ctrl-r redo bind --preset [ history-token-search-backward bind --preset ] history-token-search-forward bind --preset -m insert / history-pager repaint-mode bind --preset -M insert ctrl-n accept-autosuggestion # Vi/Vim doesn't support these keys in insert mode but that seems silly so we do so anyway. bind --preset -M insert home beginning-of-line bind --preset -M default home beginning-of-line bind --preset -M insert end end-of-line bind --preset -M default end end-of-line bind --preset -M insert delete delete-char bind --preset -M default delete delete-char # Backspace deletes a char in insert mode, but not in normal/default mode. bind --preset -M insert backspace backward-delete-char bind --preset -M insert shift-backspace backward-delete-char bind --preset -M default backspace backward-char bind --preset -M insert ctrl-h backward-delete-char bind --preset -M default ctrl-h backward-char # Operators & Operator Mode bind --preset -M default d 'fish_vi_start_operator delete' bind --preset -M default c 'fish_vi_start_operator change' bind --preset -M default y 'fish_vi_start_operator yank' bind --preset -M default g,\~ 'fish_vi_start_operator swap-case' bind --preset -M operator escape fish_vi_operator_cancel bind --preset -M operator ctrl-\[ fish_vi_operator_cancel for i in (seq 1 9) bind --preset -M operator $i "fish_vi_arg_digit $i" end bind --preset -M operator 0 "if test -n \"\$__fish_vi_count\"; fish_vi_arg_digit 0; else; fish_vi_exec_motion beginning-of-line; end" bind --preset -M operator h 'fish_vi_exec_motion backward-char' bind --preset -M operator l 'fish_vi_exec_motion forward-char' bind --preset -M operator k 'fish_vi_exec_motion up-line' bind --preset -M operator j 'fish_vi_exec_motion down-line' bind --preset -M operator b 'fish_vi_exec_motion backward-word' bind --preset -M operator B 'fish_vi_exec_motion backward-bigword' bind --preset -M operator g,e 'fish_vi_exec_motion backward-word-end' bind --preset -M operator g,E 'fish_vi_exec_motion backward-bigword-end' bind --preset -M operator w 'fish_vi_exec_motion forward-word-vi' bind --preset -M operator W 'fish_vi_exec_motion forward-bigword-vi' bind --preset -M operator e 'fish_vi_exec_motion forward-word-end' bind --preset -M operator E 'fish_vi_exec_motion forward-bigword-end' bind --preset -M operator 0 'fish_vi_exec_motion beginning-of-line' bind --preset -M operator \^ 'fish_vi_exec_motion beginning-of-line' bind --preset -M operator \$ 'fish_vi_exec_motion end-of-line' bind --preset -M operator f --sets-mode f '' bind --preset -M operator F --sets-mode F '' bind --preset -M operator t --sets-mode t '' bind --preset -M operator T --sets-mode T '' bind --preset -M f '' get-key 'fish_vi_exec_motion commandline --forward-jump=$fish_key' 'set -eg fish_key' bind --preset -M F '' get-key 'fish_vi_exec_motion commandline --backward-jump=$fish_key' 'set -eg fish_key' bind --preset -M t '' get-key 'fish_vi_exec_motion commandline --forward-jump-till=$fish_key' 'set -eg fish_key' bind --preset -M T '' get-key 'fish_vi_exec_motion commandline --backward-jump-till=$fish_key' 'set -eg fish_key' bind --preset -M operator ';' 'fish_vi_exec_motion repeat-jump' bind --preset -M operator , 'fish_vi_exec_motion repeat-jump-reverse' bind --preset -M operator d 'fish_vi_exec_motion --linewise' bind --preset -M operator c 'fish_vi_exec_motion --linewise' bind --preset -M operator y 'fish_vi_exec_motion --linewise' bind --preset -M operator \~ 'fish_vi_exec_motion --linewise' bind --preset D kill-line bind --preset d,\$ kill-line bind --preset d,\^ backward-kill-line bind --preset d,0 backward-kill-line bind --preset d,i,w kill-inner-word bind --preset d,i,W kill-inner-bigword bind --preset d,a,w kill-a-word bind --preset d,a,W kill-a-bigword bind --preset d,i,b jump-till-matching-bracket and jump-till-matching-bracket and begin-selection jump-till-matching-bracket kill-selection end-selection bind --preset d,a,b jump-to-matching-bracket and jump-to-matching-bracket and begin-selection jump-to-matching-bracket kill-selection end-selection bind --preset d,i backward-jump-till and repeat-jump-reverse and begin-selection repeat-jump kill-selection end-selection bind --preset d,a backward-jump and repeat-jump-reverse and begin-selection repeat-jump kill-selection end-selection bind --preset 'd,;' begin-selection repeat-jump kill-selection end-selection bind --preset 'd,comma' begin-selection repeat-jump-reverse kill-selection end-selection bind --preset -m insert s delete-char repaint-mode bind --preset -m insert S kill-inner-line repaint-mode bind --preset -m insert C kill-line repaint-mode bind --preset -m insert c,\$ kill-line repaint-mode bind --preset -m insert c,\^ backward-kill-line repaint-mode bind --preset -m insert c,0 backward-kill-line repaint-mode bind --preset -m insert c,i,w kill-inner-word repaint-mode bind --preset -m insert c,i,W kill-inner-bigword repaint-mode bind --preset -m insert c,a,w kill-a-word repaint-mode bind --preset -m insert c,a,W kill-a-bigword repaint-mode bind --preset -m insert c,i,b jump-till-matching-bracket and jump-till-matching-bracket and begin-selection jump-till-matching-bracket kill-selection end-selection bind --preset -m insert c,a,b jump-to-matching-bracket and jump-to-matching-bracket and begin-selection jump-to-matching-bracket kill-selection end-selection bind --preset -m insert c,i backward-jump-till and repeat-jump-reverse and begin-selection repeat-jump kill-selection end-selection repaint-mode bind --preset -m insert c,a backward-jump and repeat-jump-reverse and begin-selection repeat-jump kill-selection end-selection repaint-mode bind --preset \~ togglecase-char forward-single-char bind --preset g,u downcase-word bind --preset g,U upcase-word bind --preset J end-of-line delete-char bind --preset K 'man (commandline -t) 2>/dev/null; or echo -n \a' # yy handled by operator mode for seq in '",*,y,y' '",*,Y' '",+,y,y' '",+,Y' bind --preset $seq fish_clipboard_copy end bind --preset Y kill-whole-line yank bind --preset y,\$ kill-line yank bind --preset y,\^ backward-kill-line yank bind --preset y,0 backward-kill-line yank bind --preset y,i,w kill-inner-word yank bind --preset y,i,W kill-inner-bigword yank bind --preset y,a,w kill-a-word yank bind --preset y,a,W kill-a-bigword yank bind --preset y,i,b jump-till-matching-bracket and jump-till-matching-bracket and begin-selection jump-till-matching-bracket fish_vi_yank_selection end-selection bind --preset y,a,b jump-to-matching-bracket and jump-to-matching-bracket and begin-selection jump-to-matching-bracket fish_vi_yank_selection end-selection bind --preset y,i backward-jump-till and repeat-jump-reverse and begin-selection repeat-jump fish_vi_yank_selection end-selection bind --preset y,a backward-jump and repeat-jump-reverse and begin-selection repeat-jump fish_vi_yank_selection end-selection bind --preset % jump-to-matching-bracket bind --preset f forward-jump bind --preset F backward-jump bind --preset t forward-jump-till bind --preset T backward-jump-till bind --preset ';' repeat-jump bind --preset , repeat-jump-reverse # in emacs yank means paste # in vim p means paste *after* current character, so go forward a char before pasting # also in vim, P means paste *at* current position (like at '|' with cursor = line), # \ so there's no need to go back a char, just paste it without moving bind --preset p 'set -g fish_cursor_end_mode exclusive' forward-char 'set -g fish_cursor_end_mode inclusive' yank bind --preset P yank bind --preset g,p yank-pop # same vim 'pasting' note as upper bind --preset '",*,p' 'set -g fish_cursor_end_mode exclusive' forward-char 'set -g fish_cursor_end_mode inclusive' fish_clipboard_paste bind --preset '",*,P' fish_clipboard_paste bind --preset '",+,p' 'set -g fish_cursor_end_mode exclusive' forward-char 'set -g fish_cursor_end_mode inclusive' fish_clipboard_paste bind --preset '",+,P' fish_clipboard_paste # # Lowercase r, enters replace_one mode # bind --preset -m replace_one r repaint-mode bind --preset -M replace_one -m default '' 'set -g fish_cursor_end_mode exclusive' delete-char self-insert backward-char repaint-mode 'set -g fish_cursor_end_mode inclusive' bind --preset -M replace_one -m default enter 'set -g fish_cursor_end_mode exclusive' 'commandline -f delete-char; commandline -i \n; commandline -f backward-char' repaint-mode 'set -g fish_cursor_end_mode inclusive' bind --preset -M replace_one -m default ctrl-j 'set -g fish_cursor_end_mode exclusive' 'commandline -f delete-char; commandline -i \n; commandline -f backward-char' repaint-mode 'set -g fish_cursor_end_mode inclusive' bind --preset -M replace_one -m default ctrl-m 'set -g fish_cursor_end_mode exclusive' 'commandline -f delete-char; commandline -i \n; commandline -f backward-char' repaint-mode 'set -g fish_cursor_end_mode inclusive' bind --preset -M replace_one -m default escape cancel repaint-mode bind --preset -M replace_one -m default ctrl-\[ cancel repaint-mode # # Uppercase R, enters replace mode # bind --preset -m replace R repaint-mode bind --preset -M replace '' delete-char self-insert bind --preset -M replace -m insert enter execute repaint-mode bind --preset -M replace -m insert ctrl-j execute repaint-mode bind --preset -M replace -m insert ctrl-m execute repaint-mode bind --preset -M replace -m default escape cancel repaint-mode bind --preset -M replace -m default ctrl-\[ cancel repaint-mode # in vim (and maybe in vi), deletes the changes # but this binding just move cursor backward, not delete the changes bind --preset -M replace backspace backward-char bind --preset -M replace shift-backspace backward-char # # Increment or decrement number under the cursor with ctrl+x ctrl+a # bind --preset -M default ctrl-a fish_vi_inc bind --preset -M default ctrl-x fish_vi_dec # # visual mode # bind --preset -M visual h backward-char bind --preset -M visual l forward-char bind --preset -M visual k up-line bind --preset -M visual j down-line bind --preset -M visual b backward-word bind --preset -M visual B backward-bigword bind --preset -M visual g,e backward-word-end bind --preset -M visual g,E backward-bigword-end bind --preset -M visual w forward-word-vi bind --preset -M visual W forward-bigword-vi bind --preset -M visual e forward-word-end bind --preset -M visual E forward-bigword-end bind --preset -M visual o swap-selection-start-stop repaint-mode bind --preset -M visual % jump-to-matching-bracket bind --preset -M visual f forward-jump bind --preset -M visual t forward-jump-till bind --preset -M visual F backward-jump bind --preset -M visual T backward-jump-till bind --preset -M visual ';' repeat-jump bind --preset -M visual , repeat-jump-reverse for key in $eol_keys bind --preset -M visual $key end-of-line end for key in $bol_keys bind --preset -M visual $key beginning-of-line end bind --preset -M visual -m default v end-selection repaint-mode bind --preset -M visual -m insert i end-selection repaint-mode bind --preset -M visual -m insert I end-selection beginning-of-line repaint-mode bind --preset -M visual -m insert c kill-selection end-selection repaint-mode bind --preset -M visual -m insert s kill-selection end-selection repaint-mode bind --preset -M visual -m default d kill-selection end-selection backward-char repaint-mode bind --preset -M visual -m default x kill-selection end-selection repaint-mode bind --preset -M visual -m default X kill-whole-line end-selection repaint-mode bind --preset -M visual -m default y fish_vi_yank_selection end-selection repaint-mode bind --preset -M visual -m default '",*,y' "fish_clipboard_copy; commandline -f end-selection repaint-mode" bind --preset -M visual -m default '",+,y' "fish_clipboard_copy; commandline -f end-selection repaint-mode" bind --preset -M visual -m default \~ togglecase-selection end-selection repaint-mode bind --preset -M visual -m default g,u downcase-selection end-selection repaint-mode bind --preset -M visual -m default g,U upcase-selection end-selection repaint-mode bind --preset -M visual -m default ctrl-c end-selection repaint-mode bind --preset -M visual -m default escape end-selection repaint-mode bind --preset -M visual -m default ctrl-\[ end-selection repaint-mode # Make it easy to turn an unexecuted command into a comment in the shell history. Also, remove # the commenting chars so the command can be further edited then executed. bind --preset -M default \# __fish_toggle_comment_commandline bind --preset -M visual \# __fish_toggle_comment_commandline bind --preset -M replace \# __fish_toggle_comment_commandline # Set the cursor shape # After executing once, this will have defined functions listening for the variable. # Therefore it needs to be before setting fish_bind_mode. fish_vi_cursor set -g fish_cursor_selection_mode inclusive function __fish_vi_key_bindings_on_mode_change --on-variable fish_bind_mode switch $fish_bind_mode case insert replace set -g fish_cursor_end_mode exclusive case '*' set -g fish_cursor_end_mode inclusive end end function __fish_vi_key_bindings_remove_handlers --on-variable __fish_active_key_bindings functions --erase __fish_vi_key_bindings_remove_handlers functions --erase __fish_vi_key_bindings_on_mode_change if type -q __fish_vi_cursor __fish_vi_cursor fish_cursor_default end functions --erase fish_vi_cursor_handle functions --erase fish_vi_cursor_handle_preexec set -e -g fish_cursor_end_mode set -e -g fish_cursor_selection_mode end set fish_bind_mode $init_mode end