58 lines
1.4 KiB
VimL
58 lines
1.4 KiB
VimL
" Vim indent file
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" Language: Tera Term Language (TTL)
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" Based on Tera Term Version 4.100
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" Maintainer: Ken Takata
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" URL: https://github.com/k-takata/vim-teraterm
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" Last Change: 2021-10-18
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" Filenames: *.ttl
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" License: VIM License
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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 nosmartindent
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setlocal noautoindent
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setlocal indentexpr=GetTeraTermIndent(v:lnum)
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setlocal indentkeys=!^F,o,O,e
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setlocal indentkeys+==elseif,=endif,=loop,=next,=enduntil,=endwhile
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let b:undo_indent = "setl ai< inde< indk< si<"
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if exists("*GetTeraTermIndent")
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finish
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endif
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function! GetTeraTermIndent(lnum)
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let l:prevlnum = prevnonblank(a:lnum-1)
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if l:prevlnum == 0
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" top of file
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return 0
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endif
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" grab the previous and current line, stripping comments.
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let l:prevl = substitute(getline(l:prevlnum), ';.*$', '', '')
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let l:thisl = substitute(getline(a:lnum), ';.*$', '', '')
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let l:previ = indent(l:prevlnum)
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let l:ind = l:previ
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if l:prevl =~ '^\s*if\>.*\<then\>'
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" previous line opened a block
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let l:ind += shiftwidth()
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endif
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if l:prevl =~ '^\s*\%(elseif\|else\|do\|until\|while\|for\)\>'
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" previous line opened a block
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let l:ind += shiftwidth()
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endif
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if l:thisl =~ '^\s*\%(elseif\|else\|endif\|enduntil\|endwhile\|loop\|next\)\>'
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" this line closed a block
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let l:ind -= shiftwidth()
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endif
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return l:ind
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endfunction
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" vim: ts=8 sw=2 sts=2
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