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1 " Vim indent file
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2 " Language: Shell Script
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3 " Maintainer: Nikolai Weibull <source@pcppopper.org>
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4 " URL: http://www.pcppopper.org/vim/indent/pcp/sh/
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5 " Latest Revision: 2004-04-25
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6 " arch-tag: 431c7fc1-12a6-4d71-9636-1498ef56b038
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7
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8 " Only load this indent file when no other was loaded.
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9 if exists("b:did_indent")
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10 finish
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11 endif
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12
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13 let b:did_indent = 1
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14
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15 setlocal indentexpr=GetShIndent()
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16 setlocal indentkeys+==then,=do,=else,=elif,=esac,=fi,=fin,=fil,=done
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17 setlocal indentkeys-=:,0#
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18
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19 " Only define the function once.
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20 if exists("*GetShIndent")
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21 finish
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22 endif
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23
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24 set cpoptions-=C
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25
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26 function GetShIndent()
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27 " Find a non-blank line above the current line.
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28 let lnum = prevnonblank(v:lnum - 1)
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29
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30 " Hit the start of the file, use zero indent.
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31 if lnum == 0
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32 return 0
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33 endif
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34
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35 " Add a 'shiftwidth' after if, while, else, case, until, for, function()
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36 " Skip if the line also contains the closure for the above
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37 let ind = indent(lnum)
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38 let line = getline(lnum)
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39 if line =~ '^\s*\(if\|then\|do\|else\|elif\|case\|while\|until\|for\)\>'
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40 \ || line =~ '^\s*\<\h\w*\>\s*()\s*{'
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41 \ || line =~ '^\s*{'
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42 if line !~ '\(esac\|fi\|done\)\>\s*$' && line !~ '}\s*$'
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43 let ind = ind + &sw
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44 endif
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45 endif
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46
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47 " Subtract a 'shiftwidth' on a then, do, else, esac, fi, done
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48 " Retain the indentation level if line matches fin (for find)
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49 let line = getline(v:lnum)
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50 if (line =~ '^\s*\(then\|do\|else\|elif\|esac\|fi\|done\)\>' || line =~ '^\s*}')
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51 \ && line !~ '^\s*fi[ln]\>'
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52 let ind = ind - &sw
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53 endif
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54
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55 return ind
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56 endfunction
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57
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58 " vim: set sts=2 sw=2:
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