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73 lines
1.5 KiB
VimL
73 lines
1.5 KiB
VimL
" Vim indent file
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" Language: tf (TinyFugue)
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" Maintainer: Christian J. Robinson <heptite@gmail.com>
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" URL: http://www.vim.org/scripts/script.php?script_id=174
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" Last Change: 2017 Feb 25
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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=GetTFIndent()
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setlocal indentkeys-=0{,0} indentkeys-=0# indentkeys-=:
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setlocal indentkeys+==/endif,=/then,=/else,=/done,0;
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" Only define the function once:
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if exists("*GetTFIndent")
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finish
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endif
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function GetTFIndent()
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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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" No indent for the start of the file:
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if lnum == 0
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return 0
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endif
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let ind = indent(lnum)
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let line = getline(lnum)
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" No indentation if the previous line didn't end with "\":
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" (Could be annoying, but it lets you know if you made a mistake.)
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if line !~ '\\$'
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return 0
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endif
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if line =~ '\(/def.*\\\|/for.*\(%;\s*\)\@\<!\\\)$'
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let ind = ind + shiftwidth()
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elseif line =~ '\(/if\|/else\|/then\)'
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if line !~ '/endif'
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let ind = ind + shiftwidth()
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endif
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elseif line =~ '/while'
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if line !~ '/done'
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let ind = ind + shiftwidth()
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endif
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endif
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let line = getline(v:lnum)
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if line =~ '\(/else\|/endif\|/then\)'
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if line !~ '/if'
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let ind = ind - shiftwidth()
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endif
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elseif line =~ '/done'
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if line !~ '/while'
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let ind = ind - shiftwidth()
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endif
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endif
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" Comments at the beginning of a line:
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if line =~ '^\s*;'
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let ind = 0
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endif
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return ind
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endfunction
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