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54 lines
1.3 KiB
VimL
54 lines
1.3 KiB
VimL
" Vim indent file
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" Language: C-shell (tcsh)
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" Maintainer: Doug Kearns <dougkearns@gmail.com>
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" Previous Maintainer: Gautam Iyer <gi1242+vim@NoSpam.com> where NoSpam=gmail (Original Author)
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" Last Change: 2021 Oct 15
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" Only load this indent file when no other was loaded.
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if exists("b:did_indent")
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finish
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endif
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let b:did_indent = 1
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setlocal indentexpr=TcshGetIndent()
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setlocal indentkeys+=e,0=end
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setlocal indentkeys-=0{,0},0),:,0#
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let b:undo_indent = "setl inde< indk<"
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" Only define the function once.
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if exists("*TcshGetIndent")
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finish
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endif
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function TcshGetIndent()
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" Find a non-blank line above the current line.
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let lnum = prevnonblank(v:lnum - 1)
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" Hit the start of the file, use zero indent.
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if lnum == 0
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return 0
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endif
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" Add indent if previous line begins with while or foreach
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" OR line ends with case <str>:, default:, else, then or \
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let ind = indent(lnum)
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let line = getline(lnum)
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if line =~ '\v^\s*%(while|foreach)>|^\s*%(case\s.*:|default:|else)\s*$|%(<then|\\)$'
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let ind = ind + shiftwidth()
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endif
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if line =~ '\v^\s*breaksw>'
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let ind = ind - shiftwidth()
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endif
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" Subtract indent if current line has on end, endif, endsw, case commands
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let line = getline(v:lnum)
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if line =~ '\v^\s*%(else|end|endif|endsw)\s*$'
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let ind = ind - shiftwidth()
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endif
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return ind
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endfunction
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