Kakoune Config

kakrc

### STYLE ###
	colorscheme improved-term

	## HIGHLIGHTERS
		add-highlighter global/ number-lines -relative
		add-highlighter global/ regex '\h*$' 0:red,red # highlight trailing whitespace
		# add-highlighter global/linewrap column 80 magenta,magenta

	## OPTIONS
		# tabs tabs tabs
		set-option global indentwidth 0
		set-option global aligntab true
		set-option global tabstop 4

		set global ui_options ncurses_enable_mouse=false
		set global ui_options ncurses_assistant=cat

		# show all keys
		# set global autoinfo command|onkey|normal

### HOOKS ###
	hook global WinCreate .* %{
		set-option global termcmd 'xst -e sh -c'
	}

	hook global BufOpenFile "%val{config}/kakrc" %{
		set-option buffer tabstop 2
	}

### COMMANDS ###
	define-command surround %{
		declare-option -hidden str surround_string
		prompt "Surround string: " %{
			set-option current surround_string %val{text}
			evaluate-commands %sh{
				SURROUNDER="$kak_opt_surround_string"
				SURROUNDER="$(echo $SURROUNDER | sed "s/'/'\\\''/g")"
				SURROUNDER="$(echo $SURROUNDER | sed 's/"/""/g')"
				SURROUNDER="$(echo $SURROUNDER | sed 's/</<lt>/g')"
				printf 'exec "|surround %s<ret>"\n' "'${SURROUNDER}'"
			}
		}
	}

	define-command buffer-list %{
		declare-option -hidden str-list buffers
		set-option global buffers

		evaluate-commands -no-hooks -buffer * %{
			set-option -add global buffers "%val{bufname}|"
		}

		evaluate-commands %sh{
			BUFFER="$(echo $kak_opt_buffers | sed -E 's/\|( |$)/\n/g' | rofi -dmenu -i -p 'Buffer')"
			test -n "$BUFFER" && echo "buffer $BUFFER"
		}
	}

	define-command choose-file %{
		evaluate-commands %sh{
			FILE="$(rofi-fileselect "$(dirname $kak_buffile)" | sed 's/ /\\ /g')"
			if [ -n "$FILE" ]; then
				printf 'exec ": edit %s<ret>"' "$FILE"
			fi
		}
	}

	define-command align-with-spaces %{
		set-option current aligntab false
		exec '&'
	}

### KEYBINDS ###

	## MODE DECLARATIONS
		declare-user-mode file
		declare-user-mode clip

	## NORMAL MODE
		# space as leader
		map global normal <space> , -docstring 'leader'
		map global normal , <space>

		map global normal & ':align-with-spaces<ret>'

	## USER MODE (leader)
		# modes
		map global user -docstring 'Buffer management'             b ': enter-user-mode file<ret>'
		map global user -docstring 'Clipboard'                     y ': enter-user-mode clip<ret>'

		map global user -docstring 'surround selections'           s ': surround<ret>'
		map global user -docstring 'Comment lines'                 c ': comment-line<ret>'

	## CLIP MODE (y)
		map global clip -docstring 'yank to system clipboard'      y '<a-|>xclip -sel clip<ret>'
		map global clip -docstring 'paste (after) from clipboard'  p '<a-!>xclip -o -sel clip<ret>'
		map global clip -docstring 'paste (before) from clipboard' P '!xclip -o -sel clip<ret>'

	## FILE MODE (b)
		map global file -docstring 'change buffer throug rofi'     b ': buffer-list<ret>'
		map global file -docstring 'open a file chooser in rofi'   f ': choose-file<ret>'

	## INSERT MODE
		# use tab with completions
		hook global InsertCompletionShow .* %{
			try %{
				# this command temporarily removes cursors preceded by whitespace;
				# if there are no cursors left, it raises an error, does not
				# continue to execute the mapping commands, and the error is eaten
				# by the `try` command so no warning appears.
				exec -draft 'h<a-K>\h<ret>'
				map window insert <tab> <c-n>
				map window insert <s-tab> <c-p>
			}
		}

		hook global InsertCompletionHide .* %{
			unmap window insert <tab> <c-n>
			unmap window insert <s-tab> <c-p>
		}

### PLUGINS ###
	source "%val{config}/plugins/plug.kak/rc/plug.kak"
	plug 'jjk96/kakoune-rainbow'
	plug 'whereswaldon/shellcheck.kak'
	plug 'delapouite/kakoune-palette'

	## LSP
		eval %sh{kak-lsp --kakoune -s $kak_session}
		set global lsp_cmd "kak-lsp -s %val{session} -vvv --log /tmp/kak-lsp.log"
		hook global WinSetOption filetype=(csharp|gd) %{
			lsp-enable-window
			map window normal <C-l> ': enter-user-mode lsp<ret>'
		}