" Vim indent file
" Language: Sass
" Maintainer: Tim Pope <[email protected]>
" Last Change: 2013 May 30

if exists("b:did_indent")
finish
endif
let b:did_indent = 1

setlocal autoindent sw=2 et
setlocal indentexpr=GetSassIndent()
setlocal indentkeys=o,O,*<Return>,<:>,!^F

" Only define the function once.
if exists("*GetSassIndent")
finish
endif

let s:property = '^\s*:\|^\s*[[:alnum:]#{}-]\+\%(:\|\s*=\)'
let s:extend = '^\s*\%(@extend\|@include\|+\)'

function! GetSassIndent()
let lnum = prevnonblank(v:lnum-1)
let line = substitute(getline(lnum),'\s\+$','','')
let cline = substitute(substitute(getline(v:lnum),'\s\+$','',''),'^\s\+','','')
let lastcol = strlen(line)
let line = substitute(line,'^\s\+','','')
let indent = indent(lnum)
let cindent = indent(v:lnum)
if line !~ s:property && line !~ s:extend && cline =~ s:property
return indent + &sw
"elseif line =~ s:property && cline !~ s:property
"return indent - &sw
else
return -1
endif
endfunction

" vim:set sw=2: