# http://kakoune.org # ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾ # Detection # ‾‾‾‾‾‾‾‾‾ hook global BufCreate (.*/)?(\.Rprofile|.*\.[rR]) %{ set-option buffer filetype r } provide-module r %§ # Highlighters & Completion # ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾ add-highlighter shared/r regions add-highlighter shared/r/code default-region group add-highlighter shared/r/double_string region '"' (?|<=|>=|!|&{1,2}|\|{1,2}|~|\?|:{1,3}|\[{1,2}|\]{1,2}|={1,2}|<{1,2}-|->{1,2}|!=|%%) 0:operator # Commands # ‾‾‾‾‾‾‾‾ define-command -hidden r-trim-indent %{ # remove the line if it's empty when leaving the insert mode try %{ execute-keys -draft x 1s^(\h+)$ d } } define-command -hidden r-indent-on-newline %< evaluate-commands -draft -itersel %< execute-keys try %< # if previous line closed a paren (possibly followed by words and a comment), # copy indent of the opening paren line execute-keys -draft kx 1s(\))(\h+\w+)*\h*(\;\h*)?(?:#[^\n]+)?\n\z mJ 1 > catch %< # else indent new lines with the same level as the previous one execute-keys -draft K > # remove previous empty lines resulting from the automatic indent try %< execute-keys -draft k x ^\h+$ Hd > # indent after an opening brace or parenthesis at end of line try %< execute-keys -draft k x s[{(]\h*$ j > # indent after a statement not followed by an opening brace try %< execute-keys -draft k x s\)\h*(?:#[^\n]+)?\n\z \ mB \A\b(if|for|while)\b

j > try %< execute-keys -draft k x s \belse\b\h*(?:#[^\n]+)?\n\z \ j > # deindent after a single line statement end try %< execute-keys -draft K x \;\h*(#[^\n]+)?$ \ K x s\)(\h+\w+)*\h*(#[^\n]+)?\n([^\n]*\n){2}\z \ MB \A\b(if|for|while)\b

1 > try %< execute-keys -draft K x \;\h*(#[^\n]+)?$ \ K x s \belse\b\h*(?:#[^\n]+)?\n([^\n]*\n){2}\z \ 1 > # align to the opening parenthesis or opening brace (whichever is first) # on a previous line if its followed by text on the same line try %< evaluate-commands -draft %< # Go to opening parenthesis and opening brace, then select the most nested one try %< execute-keys [c [({],[)}] > # Validate selection and get first and last char execute-keys \A[{(](\h*\S+)+\n

"(([^"]*"){2})*

'(([^']*'){2})*

L # Remove possibly incorrect indent from new line which was copied from previous line try %< execute-keys -draft , s\h+ d > # Now indent and align that new line with the opening parenthesis/brace execute-keys 1 & > > > > define-command -hidden r-indent-on-opening-curly-brace %[ # align indent with opening paren when { is entered on a new line after the closing paren try %[ execute-keys -draft -itersel h)M \A$.*$\h*\n\h*\{\z

1 ] ] define-command -hidden r-indent-on-closing-curly-brace %[ # align to opening curly brace when alone on a line try %[ # in case open curly brace follows a closing paren, align indent with opening paren execute-keys -itersel -draft

^\h+\}$hm )M \A$.*$\h\{.*\}\z

1 ] catch %[ # otherwise align with open curly brace execute-keys -itersel -draft

^\h+\}$hm1 ] catch %[] ] define-command -hidden r-insert-on-newline %[ evaluate-commands -itersel -draft %[ execute-keys try %[ evaluate-commands -draft -save-regs '/"' %[ # copy the commenting prefix execute-keys -save-regs '' k x1s^\h*(#+\h*) y try %[ # if the previous comment isn't empty, create a new one execute-keys x^\h*#+\h*$ jxs^\h*P ] catch %[ # if there is no text in the previous comment, remove it completely execute-keys d ] ] ] ] ] § # Initialization # ‾‾‾‾‾‾‾‾‾‾‾‾‾‾ hook -group r-highlight global WinSetOption filetype=r %{ require-module r add-highlighter window/r ref r hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/r } } hook global WinSetOption filetype=r %~ require-module r hook window ModeChange pop:insert:.* r-trim-indent hook window InsertChar \n r-insert-on-newline hook window InsertChar \n r-indent-on-newline hook window InsertChar \{ r-indent-on-opening-curly-brace hook window InsertChar \} r-indent-on-closing-curly-brace hook -once -always window WinSetOption filetype=.* %{ remove-hooks window r-.+ } ~