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# http://w3.org/Style/CSS
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
# Detection
# ‾‾‾‾‾‾‾‾‾
hook global BufSetOption mimetype=text/x-css %{
set buffer filetype css
}
hook global BufCreate .*[.](css) %{
set buffer filetype css
}
# Highlighters
# ‾‾‾‾‾‾‾‾‾‾‾‾
addhl -group / regions -default selector css \
declaration [{] [}] '' \
comment /[*] [*]/ ''
addhl -group /css/comment fill comment
addhl -group /css/declaration regions content \
string '"' (?<!\\)(\\\\)*" '' \
string "'" "'" ''
addhl -group /css/declaration/content/string fill string
addhl -group /css/declaration regex (#[0-9A-Fa-f]+)|((\d*\.)?\d+(em|px)) 0:value
addhl -group /css/declaration regex ([A-Za-z][A-Za-z0-9_-]*)\h*: 1:keyword
addhl -group /css/declaration regex :(before|after) 0:attribute
addhl -group /css/declaration regex !important 0:keyword
# element#id element.class
# universal selector
addhl -group /css/selector regex [A-Za-z][A-Za-z0-9_-]* 0:keyword
addhl -group /css/selector regex [*]|[#.][A-Za-z][A-Za-z0-9_-]* 0:identifier
# Commands
# ‾‾‾‾‾‾‾‾
def -hidden _css_filter_around_selections %{
eval -draft -itersel %{
exec <a-x>
# remove trailing white spaces
try %{ exec -draft s \h+$ <ret> d }
}
}
def -hidden _css_indent_on_new_line %[
eval -draft -itersel %[
# preserve previous line indent
try %[ exec -draft <space> K <a-&> ]
# filter previous line
try %[ exec -draft k : _css_filter_around_selections <ret> ]
# indent after lines ending with with {
try %[ exec -draft k x <a-k> \{$ <ret> j <a-gt> ]
]
]
def -hidden _css_indent_on_closing_curly_brace %[
eval -draft -itersel %[
# align to opening curly brace when alone on a line
try %[ exec -draft <a-h> <a-k> ^\h+\}$ <ret> m s \`|.\' <ret> 1<a-&> ]
]
]
# Initialization
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
hook global WinSetOption filetype=css %[
addhl ref 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
]
hook global WinSetOption filetype=(?!css).* %{
rmhl css
rmhooks window css-indent
rmhooks window css-hooks
}
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