" Vim indent file" Language:	Lua script" Maintainer:	Marcus Aurelius Farias <marcus.cf 'at' bol.com.br>" First Author:	Max Ischenko <mfi 'at' ukr.net>" Last Change:	2005 Jun 23 " Only load this indent file when no other was loaded.if exists("b:did_indent")  finishendiflet b:did_indent = 1 setlocal indentexpr=GetLuaIndent() " To make Vim call GetLuaIndent() when it finds '\s*end' or '\s*until'" on the current line ('else' is default and includes 'elseif').setlocal indentkeys+=0=end,0=until setlocal autoindent " Only define the function once.if exists("*GetLuaIndent")  finishendif function! GetLuaIndent()  " Find a non-blank line above the current line.  let lnum = prevnonblank(v:lnum - 1)   " Hit the start of the file, use zero indent.  if lnum == 0    return 0  endif   " Add a 'shiftwidth' after lines that start a block:  " 'function', 'if', 'for', 'while', 'repeat', 'else', 'elseif', '{'  let ind = indent(lnum)  let flag = 0  let prevline = getline(lnum)  if prevline =~ '^\s*\%(if\>\|for\>\|while\>\|repeat\>\|else\>\|elseif\>\|do\>\|then\>\)'        \ || prevline =~ '{\s*$' || prevline =~ '\<function\>\s*\%(\k\|[.:]\)\{-}\s*('    let ind = ind + &shiftwidth    let flag = 1  endif   " Subtract a 'shiftwidth' after lines ending with  " 'end' when they begin with 'while', 'if', 'for', etc. too.  if flag == 1 && prevline =~ '\<end\>\|\<until\>'    let ind = ind - &shiftwidth  endif   " Subtract a 'shiftwidth' on end, else (and elseif), until and '}'  " This is the part that requires 'indentkeys'.  if getline(v:lnum) =~ '^\s*\%(end\|else\|until\|}\)'    let ind = ind - &shiftwidth  endif   return indendfunction