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Shell integration: Improvements for fish integration

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Move the completion function to the autocomplete script.
Fix some issues with cursor shape setting, respect user configuration.
Functions and vars start with two underscores, following the convention.
Other minor refactoring.
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pagedown 2022-01-19 00:26:54 +08:00
parent 85eedb96ac
commit c5e8a36f9b
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3 changed files with 67 additions and 82 deletions
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2
docs/shell-integration.rst
View File

@ -68,6 +68,8 @@ no-prompt-mark
no-complete
Turn off completion for the kitty command.
Note that for the ``fish`` shell this does not take effect, since fish
already comes with a kitty completion script.
More ways to browse command output

10
shell-integration/fish/vendor_completions.d/kitty.fish
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@ -1,5 +1,7 @@
if functions -q _ksi_completions
complete -f -c kitty -a "(_ksi_completions)"
else
complete -f -c kitty -a "(commandline -cop | kitty +complete fish)"
function __ksi_completions
set --local ct (commandline --current-token)
set --local tokens (commandline --tokenize --cut-at-cursor --current-process)
printf "%s\n" $tokens $ct | command kitty +complete fish2
end
complete -f -c kitty -a "(__ksi_completions)"

137
shell-integration/fish/vendor_conf.d/kitty-shell-integration.fish
View File

@ -1,10 +1,10 @@
#!/bin/fish
status --is-interactive || exit 0
not functions -q _ksi_schedule || exit 0
status is-interactive || exit 0
not functions -q __ksi_schedule || exit 0
function _ksi_main
functions --erase _ksi_main _ksi_schedule
function __ksi_schedule --on-event fish_prompt -d "Setup kitty integration after other scripts have run, we hope"
functions --erase __ksi_schedule
test -n "$KITTY_SHELL_INTEGRATION" || return 0
if set -q XDG_DATA_DIRS KITTY_FISH_XDG_DATA_DIR
@ -20,135 +20,116 @@ function _ksi_main
set --local _ksi (string split " " -- "$KITTY_SHELL_INTEGRATION")
set --erase KITTY_SHELL_INTEGRATION KITTY_FISH_XDG_DATA_DIR
function _ksi_osc
function __ksi_osc
printf "\e]%s\a" "$argv[1]"
end
if not contains "no-complete" $_ksi
and not functions -q _ksi_completions
function _ksi_completions
set --local ct (commandline --current-token)
set --local tokens (commandline --tokenize --cut-at-cursor --current-process)
printf "%s\n" $tokens $ct | command kitty +complete fish2
end
end
if not contains "no-cursor" $_ksi
and not functions -q _ksi_set_cursor
and not functions -q __ksi_set_cursor
function _ksi_set_cursor --on-variable fish_key_bindings
function __ksi_set_cursor --on-variable fish_key_bindings -d "Set cursor shape for fish default mode"
if test "$fish_key_bindings" = fish_default_key_bindings
and not functions -q _ksi_bar_cursor _ksi_block_cursor
not functions -q __ksi_bar_cursor __ksi_block_cursor || return
function _ksi_bar_cursor --on-event fish_prompt
function __ksi_bar_cursor --on-event fish_prompt
printf "\e[5 q"
end
function _ksi_block_cursor --on-event fish_preexec
function __ksi_block_cursor --on-event fish_preexec
printf "\e[2 q"
end
else
functions --erase _ksi_bar_cursor _ksi_block_cursor
functions --erase __ksi_bar_cursor __ksi_block_cursor
end
end
__ksi_set_cursor
functions -q __ksi_bar_cursor
and __ksi_bar_cursor
function _ksi_set_vi_cursor
set -q $argv[1] || set --global $argv[1] $argv[2] blink
end
_ksi_set_cursor
_ksi_set_vi_cursor fish_cursor_default block
_ksi_set_vi_cursor fish_cursor_insert line
_ksi_set_vi_cursor fish_cursor_replace_one underscore
_ksi_set_vi_cursor fish_cursor_visual block
# Change the cursor shape on the first run
if functions -q _ksi_bar_cursor
_ksi_bar_cursor
else if contains "$fish_key_bindings" fish_vi_key_bindings fish_hybrid_key_bindings
if functions -q fish_vi_cursor_handle
fish_vi_cursor_handle
else if test "$fish_bind_mode" = "insert"
printf "\e[5 q"
# Set the vi mode cursor shapes only when none of them are configured
set --local vi_modes fish_cursor_{default,insert,replace_one,visual}
set --local vi_cursor_shapes block line underscore block
set -q $vi_modes
if test "$status" -eq 4
for i in 1 2 3 4
set --global $vi_modes[$i] $vi_cursor_shapes[$i] blink
end
# Change the vi mode cursor shape on the first run
contains "$fish_key_bindings" fish_vi_key_bindings fish_hybrid_key_bindings
and test "$fish_bind_mode" = "insert" && printf "\e[5 q" || printf "\e[1 q"
end
functions --erase _ksi_set_vi_cursor
end
if not contains "no-prompt-mark" $_ksi
and not functions -q _ksi_mark
set --global _ksi_prompt_state "first-run"
and not set -q __ksi_prompt_state
set --global __ksi_prompt_state first-run
function _ksi_function_is_not_empty -d "Check if the specified function exists and is not empty"
function __ksi_function_is_not_empty -d "Check if the specified function exists and is not empty"
functions --no-details $argv[1] | string match -qnvr '^ *(#|function |end$|$)'
end
function _ksi_mark -d "Tell kitty to mark the current cursor position using OSC 133"
_ksi_osc "133;$argv[1]"
function __ksi_mark -d "Tell kitty to mark the current cursor position using OSC 133"
__ksi_osc "133;$argv[1]"
end
function _ksi_start_prompt
set --local cmd_status "$status"
if test "$_ksi_prompt_state" != "postexec" -a "$_ksi_prompt_state" != "first-run"
_ksi_mark "D"
function __ksi_prompt_start
# preserve the command exit code from $status
set --local cmd_status $status
if contains "$__ksi_prompt_state" post-exec first-run
__ksi_mark D
end
set --global _ksi_prompt_state "prompt_start"
_ksi_mark "A"
return "$cmd_status" # preserve the value of $status
set --global __ksi_prompt_state prompt-start
__ksi_mark A
return $cmd_status
end
function _ksi_end_prompt
set --local cmd_status "$status"
function __ksi_prompt_end
set --local cmd_status $status
# fish trims one trailing newline from the output of fish_prompt, so
# we need to do the same. See https://github.com/kovidgoyal/kitty/issues/4032
set --local op (_ksi_original_fish_prompt) # op is an array because fish splits on newlines in command substitution
set --local op (__ksi_original_fish_prompt) # op is a list because fish splits on newlines in command substitution
if set -q op[2]
printf '%s\n' $op[1..-2] # print all but last element of array, each followed by a new line
printf '%s\n' $op[1..-2] # print all but last element of the list, each followed by a new line
end
printf '%s' $op[-1] # print the last component without a newline
set --global _ksi_prompt_state "prompt_end"
_ksi_mark "B"
return "$cmd_status" # preserve the value of $status
set --global __ksi_prompt_state prompt-end
__ksi_mark B
return $cmd_status
end
functions -c fish_prompt _ksi_original_fish_prompt
functions -c fish_prompt __ksi_original_fish_prompt
if _ksi_function_is_not_empty fish_mode_prompt
if __ksi_function_is_not_empty fish_mode_prompt
# see https://github.com/starship/starship/issues/1283
# for why we have to test for a non-empty fish_mode_prompt
functions -c fish_mode_prompt _ksi_original_fish_mode_prompt
functions -c fish_mode_prompt __ksi_original_fish_mode_prompt
function fish_mode_prompt
_ksi_start_prompt
_ksi_original_fish_mode_prompt
__ksi_prompt_start
__ksi_original_fish_mode_prompt
end
function fish_prompt
_ksi_end_prompt
__ksi_prompt_end
end
else
function fish_prompt
_ksi_start_prompt
_ksi_end_prompt
__ksi_prompt_start
__ksi_prompt_end
end
end
function _ksi_mark_output_start --on-event fish_preexec
set --global _ksi_prompt_state "preexec"
_ksi_mark "C"
function __ksi_mark_output_start --on-event fish_preexec
set --global __ksi_prompt_state pre-exec
__ksi_mark C
end
function _ksi_mark_output_end --on-event fish_postexec
set --global _ksi_prompt_state "postexec"
_ksi_mark "D;$status"
function __ksi_mark_output_end --on-event fish_postexec
set --global __ksi_prompt_state post-exec
__ksi_mark "D;$status"
end
# with prompt marking kitty clears the current prompt on resize so we need
# fish to redraw it
set --global fish_handle_reflow 1
functions --erase _ksi_function_is_not_empty
functions --erase __ksi_function_is_not_empty
end
end
function _ksi_schedule --on-event fish_prompt -d "Setup kitty integration after other scripts have run, we hope"
_ksi_main
end