| " Vim indent file |
| " Language: Tera Term Language (TTL) |
| " Based on Tera Term Version 4.86 |
| " Maintainer: Ken Takata |
| " URL: https://github.com/k-takata/vim-teraterm |
| " Last Change: 2015 Jun 4 |
| " Filenames: *.ttl |
| " License: VIM License |
| |
| if exists("b:did_indent") |
| finish |
| endif |
| let b:did_indent = 1 |
| |
| setlocal nosmartindent |
| setlocal noautoindent |
| setlocal indentexpr=GetTeraTermIndent(v:lnum) |
| setlocal indentkeys=!^F,o,O,e |
| setlocal indentkeys+==elseif,=endif,=loop,=next,=enduntil,=endwhile |
| |
| if exists("*GetTeraTermIndent") |
| finish |
| endif |
| |
| " The shiftwidth() function is relatively new. |
| " Don't require it to exist. |
| if exists('*shiftwidth') |
| function s:sw() abort |
| return shiftwidth() |
| endfunction |
| else |
| function s:sw() abort |
| return &shiftwidth |
| endfunction |
| endif |
| |
| function! GetTeraTermIndent(lnum) |
| let l:prevlnum = prevnonblank(a:lnum-1) |
| if l:prevlnum == 0 |
| " top of file |
| return 0 |
| endif |
| |
| " grab the previous and current line, stripping comments. |
| let l:prevl = substitute(getline(l:prevlnum), ';.*$', '', '') |
| let l:thisl = substitute(getline(a:lnum), ';.*$', '', '') |
| let l:previ = indent(l:prevlnum) |
| |
| let l:ind = l:previ |
| |
| if l:prevl =~ '^\s*if\>.*\<then\s*$' |
| " previous line opened a block |
| let l:ind += s:sw() |
| endif |
| if l:prevl =~ '^\s*\%(elseif\|else\|do\|until\|while\|for\)\>' |
| " previous line opened a block |
| let l:ind += s:sw() |
| endif |
| if l:thisl =~ '^\s*\%(elseif\|else\|endif\|enduntil\|endwhile\|loop\|next\)\>' |
| " this line closed a block |
| let l:ind -= s:sw() |
| endif |
| |
| return l:ind |
| endfunction |
| |
| " vim: ts=8 sw=2 sts=2 |