kakoune/rc/base/css.kak

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# http://w3.org/Style/CSS
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
# Detection
# ‾‾‾‾‾‾‾‾‾
hook global BufCreate .*[.](css) %{
set-option buffer filetype css
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}
# Highlighters
# ‾‾‾‾‾‾‾‾‾‾‾‾
add-highlighter shared/ regions -default selector css \
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declaration [{] [}] '' \
comment /[*] [*]/ ''
add-highlighter shared/css/comment fill comment
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add-highlighter shared/css/declaration regions content \
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string '"' (?<!\\)(\\\\)*" '' \
string "'" "'" ''
add-highlighter shared/css/declaration/content/string fill string
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# https://developer.mozilla.org/en-US/docs/Web/CSS/length
add-highlighter shared/css/declaration regex (#[0-9A-Fa-f]+)|((\d*\.)?\d+(ch|cm|em|ex|mm|pc|pt|px|rem|vh|vmax|vmin|vw)) 0:value
add-highlighter shared/css/declaration regex ([A-Za-z][A-Za-z0-9_-]*)\h*: 1:keyword
add-highlighter shared/css/declaration regex :(before|after) 0:attribute
add-highlighter shared/css/declaration regex !important 0:keyword
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# element#id element.class
# universal selector
add-highlighter shared/css/selector regex [A-Za-z][A-Za-z0-9_-]* 0:keyword
add-highlighter shared/css/selector regex [*]|[#.][A-Za-z][A-Za-z0-9_-]* 0:variable
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# Commands
# ‾‾‾‾‾‾‾‾
define-command -hidden css-filter-around-selections %{
# remove trailing white spaces
try %{ execute-keys -draft -itersel <a-x> s \h+$ <ret> d }
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}
define-command -hidden css-indent-on-new-line %[
evaluate-commands -draft -itersel %[
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# preserve previous line indent
try %[ execute-keys -draft \; K <a-&> ]
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# filter previous line
try %[ execute-keys -draft k : css-filter-around-selections <ret> ]
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# indent after lines ending with with {
try %[ execute-keys -draft k <a-x> <a-k> \{$ <ret> j <a-gt> ]
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]
]
define-command -hidden css-indent-on-closing-curly-brace %[
evaluate-commands -draft -itersel %[
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# align to opening curly brace when alone on a line
try %[ execute-keys -draft <a-h> <a-k> ^\h+\}$ <ret> m s \A|.\z <ret> 1<a-&> ]
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]
]
# Initialization
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
hook -group css-highlight global WinSetOption filetype=css %{ add-highlighter window ref css }
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hook global WinSetOption filetype=css %[
hook window InsertEnd .* -group css-hooks css-filter-around-selections
hook window InsertChar \n -group css-indent css-indent-on-new-line
hook window InsertChar \} -group css-indent css-indent-on-closing-curly-brace
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]
hook -group css-highlight global WinSetOption filetype=(?!css).* %{ remove-highlighter window/css }
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hook global WinSetOption filetype=(?!css).* %{
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remove-hooks window css-indent
remove-hooks window css-hooks
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}