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7
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1 " Vim indent file
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28620
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2 " Language: YACC input file
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3 " Maintainer: Doug Kearns <dougkearns@gmail.com>
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4 " Previous Maintainer: Nikolai Weibull <now@bitwi.se>
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5 " Last Change: 2022 April 25
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7
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6
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7 " Only load this indent file when no other was loaded.
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8 if exists("b:did_indent")
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9 finish
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10 endif
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11
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12 let b:did_indent = 1
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13
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14 setlocal indentexpr=GetYaccIndent()
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15 setlocal indentkeys=!^F,o,O
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1216
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16 setlocal nosmartindent
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7
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17
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28620
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18 let b:undo_indent = "setl inde< indk< si<"
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19
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7
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20 " Only define the function once.
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21 if exists("*GetYaccIndent")
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22 finish
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23 endif
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24
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25 function GetYaccIndent()
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26 if v:lnum == 1
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27 return 0
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28 endif
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29
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30 let ind = indent(v:lnum - 1)
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31 let line = getline(v:lnum - 1)
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32
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33 if line == ''
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34 let ind = 0
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35 elseif line =~ '^\w\+\s*:'
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36 let ind = ind + matchend(line, '^\w\+\s*')
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37 elseif line =~ '^\s*;'
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38 let ind = 0
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39 else
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40 let ind = indent(v:lnum)
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41 endif
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42
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43 return ind
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44 endfunction
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