vim-polyglot/indent/treetop.vim
2017-09-27 20:43:42 +02:00

43 lines
794 B
VimL

if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'vim') == -1
" Vim indent file
" Language: Treetop
" Previous Maintainer: Nikolai Weibull <now@bitwi.se>
" Latest Revision: 2011-03-14
if exists("b:did_indent")
finish
endif
let b:did_indent = 1
setlocal indentexpr=GetTreetopIndent()
setlocal indentkeys=0{,0},!^F,o,O,=end
setlocal nosmartindent
if exists("*GetTreetopIndent")
finish
endif
function GetTreetopIndent()
let pnum = prevnonblank(v:lnum - 1)
if pnum == 0
return 0
endif
let ind = indent(pnum)
let line = getline(pnum)
if line =~ '^\s*\%(grammar\|module\|rule\)\>'
let ind += shiftwidth()
endif
let line = getline(v:lnum)
if line =~ '^\s*end\>'
let ind -= shiftwidth()
end
retur ind
endfunction
endif