xref: /vim-8.2.3635/runtime/indent/rst.vim (revision 42eeac35)
1" Vim indent file
2" Language:         reStructuredText Documentation Format
3" Maintainer:       Nikolai Weibull <[email protected]>
4" Latest Revision:  2005-06-29
5
6if exists("b:did_indent")
7  finish
8endif
9let b:did_indent = 1
10
11setlocal indentexpr=GetRSTIndent()
12setlocal indentkeys=!^F,o,O
13
14if exists("*GetRSTIndent")
15  finish
16endif
17
18function GetRSTIndent()
19  let lnum = prevnonblank(v:lnum - 1)
20  if lnum == 0
21    return 0
22  endif
23
24  let ind = indent(lnum)
25  let line = getline(lnum)
26
27  if line =~ '^\s*[-*+]\s'
28    let ind = ind + 2
29  elseif line =~ '^\s*\d\+.\s'
30    let ind = ind + matchend(substitute(line, '^\s*', '', ''), '\d\+.\s\+')
31  endif
32
33  let line = getline(v:lnum - 1)
34
35  if line =~ '^\s*$'
36    execute lnum
37    call search('^\s*\%([-*+]\s\|\d\+.\s\|\.\.\|$\)', 'bW')
38    let line = getline('.')
39    if line =~ '^\s*[-*+]'
40      let ind = ind - 2
41    elseif line =~ '^\s*\d\+\.\s'
42      let ind = ind - matchend(substitute(line, '^\s*', '', ''),
43            \ '\d\+\.\s\+')
44    elseif line =~ '^\s*\.\.'
45      let ind = ind - 3
46    else
47      let ind = ind
48    endif
49  endif
50
51  return ind
52endfunction
53