| " Vim indent file |
| " Language: Autoconf configure.{ac,in} file |
| " Maintainer: Nikolai Weibull <now@bitwi.se> |
| " Latest Revision: 2006-12-20 |
| " TODO: how about nested [()]'s in one line |
| " what's wrong with '\\\@!'? |
| |
| " Only load this indent file when no other was loaded. |
| if exists("b:did_indent") |
| finish |
| endif |
| |
| runtime! indent/sh.vim " will set b:did_indent |
| |
| setlocal indentexpr=GetConfigIndent() |
| setlocal indentkeys=!^F,o,O,=then,=do,=else,=elif,=esac,=fi,=fin,=fil,=done |
| setlocal nosmartindent |
| |
| " Only define the function once. |
| if exists("*GetConfigIndent") |
| finish |
| endif |
| |
| " get the offset (indent) of the end of the match of 'regexp' in 'line' |
| function s:GetOffsetOf(line, regexp) |
| let end = matchend(a:line, a:regexp) |
| let width = 0 |
| let i = 0 |
| while i < end |
| if a:line[i] != "\t" |
| let width = width + 1 |
| else |
| let width = width + &ts - (width % &ts) |
| endif |
| let i = i + 1 |
| endwhile |
| return width |
| endfunction |
| |
| function GetConfigIndent() |
| " 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 |
| |
| " where to put this |
| let ind = GetShIndent() |
| let line = getline(lnum) |
| |
| " if previous line has unmatched, unescaped opening parentheses, |
| " indent to its position. TODO: not failsafe if multiple ('s |
| if line =~ '\\\@<!([^)]*$' |
| let ind = s:GetOffsetOf(line, '\\\@!(') |
| endif |
| |
| " if previous line has unmatched opening bracket, |
| " indent to its position. TODO: same as above |
| if line =~ '\[[^]]*$' |
| let ind = s:GetOffsetOf(line, '\[') |
| endif |
| |
| " if previous line had an unmatched closing parantheses, |
| " indent to the matching opening parantheses |
| if line =~ '[^(]\+\\\@<!)$' |
| call search(')', 'bW') |
| let lnum = searchpair('\\\@<!(', '', ')', 'bWn') |
| let ind = indent(lnum) |
| endif |
| |
| " if previous line had an unmatched closing bracket, |
| " indent to the matching opening bracket |
| if line =~ '[^[]\+]$' |
| call search(']', 'bW') |
| let lnum = searchpair('\[', '', ']', 'bWn') |
| let ind = indent(lnum) |
| endif |
| |
| return ind |
| endfunction |