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mirror of https://github.com/mawww/kakoune.git synced 2024-11-10 04:51:53 +03:00
kakoune/rc/filetype/cue.kak
Johannes Altmanninger 0a9c90fecf rc: use a separate *-insert hook to auto-insert comments
This should cover all filetypes that already auto-insert comments,
except for rust.kak, which is left for a follow-up.

Most of these are straightforward, some explanation for special cases:

rc/filetype/zig.kak rc/filetype/cue.kak

  These indent hooks used their own logic to indent after "{" only if
  no comment was inserted. Replace this logic by checking if a comment
  was inserted. This works because these "*-insert" hooks are run
  before their respective "*-indent" hooks.
 
rc/filetype/php.kak

  This also has some logic to insert "*" after "/*" lines. Basic
  usage seems to work still. In future this should borrow from the
  c-family one, which works a bit better.
2021-04-17 20:56:23 +02:00

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# https://cuelang.org
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
# Detection
# ‾‾‾‾‾‾‾‾‾
hook global BufCreate .*[.](cue) %{
set-option buffer filetype cue
}
# Initialization
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
hook global WinSetOption filetype=cue %[
require-module cue
# cleanup trailing whitespaces when exiting insert mode
hook window ModeChange pop:insert:.* -group cue-trim-indent cue-trim-indent
hook window InsertChar \n -group cue-insert cue-insert-on-new-line
hook window InsertChar \n -group cue-indent cue-indent-on-new-line
hook window InsertChar \{ -group cue-indent cue-indent-on-opening-curly-brace
hook window InsertChar [)}] -group cue-indent cue-indent-on-closing
hook -once -always window WinSetOption filetype=.* %{ remove-hooks window cue-.+ }
]
hook -group cue-highlight global WinSetOption filetype=cue %{
add-highlighter window/cue ref cue
hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/cue }
}
provide-module cue %§
# Highlighters
# ‾‾‾‾‾‾‾‾‾‾‾‾
# https://cuelang.org/docs/references/spec/
add-highlighter shared/cue regions
add-highlighter shared/cue/code default-region group
add-highlighter shared/cue/simple_string region '"' (?<!\\)(\\\\)*" regions
add-highlighter shared/cue/simple_bytes region "'" (?<!\\)(\\\\)*' fill string
add-highlighter shared/cue/multiline_string region '"""' '"""' ref shared/cue/simple_string
add-highlighter shared/cue/multiline_bytes region "'''" "'''" ref shared/cue/simple_bytes
add-highlighter shared/cue/line_comment region "//" "$" fill comment
add-highlighter shared/cue/simple_string/base default-region fill string
add-highlighter shared/cue/simple_string/interpolation region -recurse \( \\\( \) fill meta
evaluate-commands %sh{
# Grammar
binary_digit="[01]"
decimal_digit="[0-9]"
hex_digit="[0-9a-fA-F]"
octal_digit="[0-7]"
decimal_lit="[1-9](_?${decimal_digit})*"
binary_lit="0b${binary_digit}(_?${binary_digit})*"
hex_lit="0[xX]${hex_digit}(_?${hex_digit})*"
octal_lit="0o${octal_digit}(_?${octal_digit})*"
decimals="${decimal_digit}(_?${decimal_digit})*"
multiplier="([KMGTP]i?)?"
exponent="([eE][+-]?${decimals})"
si_lit="(${decimals}(\.${decimals})?${multiplier}|\.${decimals}${multiplier})"
int_lit="\b(${decimal_lit}|${si_lit}|${octal_lit}|${binary_lit}|${hex_lit})\b"
float_lit="\b${decimals}\.(${decimals})?${exponent}?|\b${decimals}${exponent}\b|\.${decimals}${exponent}?\b"
operator_chars="(\+|-|\*|/|&|&&|\||\|\||=|==|=~|!|!=|!~|<|>|<=|>=)"
punctuation="(_\|_|:|::|,|\.|\.\.\.|\(|\{|\[|\)|\}|\])"
function_calls="\w+(?=\()"
identifier="(?!\d)[\w_$]+"
reserved="\b__${identifier}"
preamble="^(package|import)\b"
functions="len close and or"
keywords="for in if let"
operators="div mod quo rem"
types="
bool string bytes rune number
uint uint8 uint16 uint32 uint64 uint128
int int8 int16 int32 int64 int128
float float32 float64
"
values="null true false"
join() { sep=$2; set -- $1; IFS="$sep"; echo "$*"; }
static_words="$(join "package import ${functions} ${keywords} ${operators} ${types} ${values}" ' ')"
# Add the language's grammar to the static completion list
printf %s\\n "declare-option str-list cue_static_words ${static_words}"
functions="$(join "${functions}" '|')"
keywords="$(join "${keywords}" '|')"
operators="$(join "${operators}" '|')"
types="$(join "${types}" '|')"
values="$(join "${values}" '|')"
# Highlight keywords
printf %s "
add-highlighter shared/cue/code/ regex ${float_lit} 0:value
add-highlighter shared/cue/code/ regex ${function_calls} 0:function
add-highlighter shared/cue/code/ regex ${int_lit} 0:value
add-highlighter shared/cue/code/ regex ${operator_chars} 0:operator
add-highlighter shared/cue/code/ regex ${preamble} 0:keyword
add-highlighter shared/cue/code/ regex ${punctuation} 0:operator
add-highlighter shared/cue/code/ regex ${reserved} 0:keyword
add-highlighter shared/cue/code/ regex \b(${functions})\b 0:builtin
add-highlighter shared/cue/code/ regex \b(${keywords})\b 0:keyword
add-highlighter shared/cue/code/ regex \b(${operators})\b 0:operator
add-highlighter shared/cue/code/ regex \b(${types})\b 0:type
add-highlighter shared/cue/code/ regex \b(${values})\b 0:value
"
}
# Commands
# ‾‾‾‾‾‾‾‾
define-command -hidden cue-trim-indent %{
# remove trailing white spaces
try %{ execute-keys -draft -itersel <a-x> s \h+$ <ret> d }
}
define-command -hidden cue-insert-on-new-line %~
evaluate-commands -draft -itersel %<
# copy // comments prefix and following white spaces
try %{ execute-keys -draft <semicolon><c-s>k<a-x> s ^\h*\K//[!/]?\h* <ret> y<c-o>P<esc> }
>
~
define-command -hidden cue-indent-on-new-line %~
evaluate-commands -draft -itersel %<
# preserve previous line indent
try %{ execute-keys -draft <semicolon> K <a-&> }
try %<
# only if we didn't copy a comment
execute-keys -draft <a-x> <a-K> ^\h*// <ret>
# indent after lines ending with { or (
try %[ execute-keys -draft k <a-x> <a-k> [{(]\h*$ <ret> j <a-gt> ]
# indent after lines ending with [{(].+ and move first parameter to own line
try %< execute-keys -draft [c[({],[)}] <ret> <a-k> \A[({][^\n]+\n[^\n]*\n?\z <ret> L i<ret><esc> <gt> <a-S> <a-&> >
# deindent closing brace(s) when after cursor
try %< execute-keys -draft <a-x> <a-k> ^\h*[})] <ret> gh / [})] <ret> m <a-S> 1<a-&> >
>
# filter previous line
try %{ execute-keys -draft k : cue-trim-indent <ret> }
>
~
define-command -hidden cue-indent-on-opening-curly-brace %[
evaluate-commands -draft -itersel %_
# align indent with opening paren when { is entered on a new line after the closing paren
try %[ execute-keys -draft h <a-F> ) M <a-k> \A\(.*\)\h*\n\h*\{\z <ret> s \A|.\z <ret> 1<a-&> ]
_
]
define-command -hidden cue-indent-on-closing %[
evaluate-commands -draft -itersel %_
# align to opening curly brace or paren when alone on a line
try %< execute-keys -draft <a-h> <a-k> ^\h*[)}]$ <ret> h m <a-S> 1<a-&> >
_
]
§