if has_key(g:polyglot_is_disabled, 'stylus')
finish
endif
" Vim indent file
" Language: Stylus
" Maintainer: Ilia Loginov
" Last Change: 2018 Jan 19
" Based On: sass.vim from Tim Pope
if exists("b:did_indent")
finish
endif
let b:did_indent = 1
setlocal indentexpr=GetStylusIndent()
setlocal autoindent nolisp nosmartindent
setlocal indentkeys=o,O,*<Return>,0),!^F
setlocal formatoptions+=r
if exists('*GetStylusIndent')
finish
endif
function s:prevnonblanknoncomment(lnum)
let lnum = a:lnum
while lnum > 1
let lnum = prevnonblank(lnum)
let line = getline(lnum)
if line =~ '\*/'
while lnum > 1 && line !~ '/\*'
let lnum -= 1
endwhile
if line =~ '^\s*/\*'
let lnum -= 1
else
break
endif
else
break
endif
endwhile
return lnum
endfunction
function GetStylusIndent()
let line = getline(v:lnum)
if line =~ '^\s*\*'
return cindent(v:lnum)
endif
let pnum = s:prevnonblanknoncomment(v:lnum - 1)
if pnum == 0
return 0
endif
let lnum = prevnonblank(v:lnum-1)
if lnum == 0
return 0
endif
let pline = getline(pnum)
" Get last line strip ending whitespace
let line = substitute(getline(lnum),'[\s()]\+$','','')
" Get current line, trimmed
let cline = substitute(substitute(getline(v:lnum),'\s\+$','',''),'^\s\+','','')
" Get last col in prev line
let lastcol = strlen(line)
" Then remove preceeding whitespace
let line = substitute(line,'^\s\+','','')
" Get indent on prev line
let indent = indent(lnum)
" Get indent on current line
let cindent = indent(v:lnum)
" Increase indent by the shift width
let increase = indent + &sw
if indent == indent(lnum)
let indent = cindent <= indent ? indent : increase
endif
let group = synIDattr(synID(lnum, cindent + 1, 1), 'name')
if group =~ 'stylusSelector\w*'
return increase
elseif group =~ 'stylusAtRule\(Viewport\|Page\|Supports\|Document\|Font\|Keyframes\)\w*'
return increase
" Mixin or function definition
elseif group =~ 'stylusFunction\w*' && indent(lnum) == 0
return increase
else
return indent
endif
endfunction