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1 " Vim indent file
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2 " Language: Shell Script
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3 " Maintainer: Nikolai Weibull <now@bitwi.se>
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4 " Latest Revision: 2006-04-19
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5
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6 if exists("b:did_indent")
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7 finish
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8 endif
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9 let b:did_indent = 1
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10
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11 setlocal indentexpr=GetShIndent()
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12 setlocal indentkeys+==then,=do,=else,=elif,=esac,=fi,=fin,=fil,=done
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13 setlocal indentkeys-=:,0#
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14
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15 if exists("*GetShIndent")
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16 finish
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17 endif
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18
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19 let s:cpo_save = &cpo
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20 set cpo&vim
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21
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22 function GetShIndent()
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23 let lnum = prevnonblank(v:lnum - 1)
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24 if lnum == 0
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25 return 0
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26 endif
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27
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28 " Add a 'shiftwidth' after if, while, else, case, until, for, function()
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29 " Skip if the line also contains the closure for the above
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30 let ind = indent(lnum)
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31 let line = getline(lnum)
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32 if line =~ '^\s*\(if\|then\|do\|else\|elif\|case\|while\|until\|for\)\>'
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33 \ || line =~ '^\s*\<\k\+\>\s*()\s*{'
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34 \ || line =~ '^\s*{'
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35 if line !~ '\(esac\|fi\|done\)\>\s*$' && line !~ '}\s*$'
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36 let ind = ind + &sw
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37 endif
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38 endif
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39
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40 " Subtract a 'shiftwidth' on a then, do, else, esac, fi, done
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41 " Retain the indentation level if line matches fin (for find)
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42 let line = getline(v:lnum)
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43 if (line =~ '^\s*\(then\|do\|else\|elif\|esac\|fi\|done\)\>' || line =~ '^\s*}')
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44 \ && line !~ '^\s*fi[ln]\>'
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45 let ind = ind - &sw
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46 endif
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47
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48 return ind
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49 endfunction
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50
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51 let &cpo = s:cpo_save
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52 unlet s:cpo_save
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