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-rw-r--r--runtime/indent/teraterm.vim55
1 files changed, 55 insertions, 0 deletions
diff --git a/runtime/indent/teraterm.vim b/runtime/indent/teraterm.vim
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+" Vim indent file
+" Language: Tera Term Language (TTL)
+" Based on Tera Term Version 4.100
+" Maintainer: Ken Takata
+" URL: https://github.com/k-takata/vim-teraterm
+" Last Change: 2018-08-31
+" 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
+
+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\>'
+ " previous line opened a block
+ let l:ind += shiftwidth()
+ endif
+ if l:prevl =~ '^\s*\%(elseif\|else\|do\|until\|while\|for\)\>'
+ " previous line opened a block
+ let l:ind += shiftwidth()
+ endif
+ if l:thisl =~ '^\s*\%(elseif\|else\|endif\|enduntil\|endwhile\|loop\|next\)\>'
+ " this line closed a block
+ let l:ind -= shiftwidth()
+ endif
+
+ return l:ind
+endfunction
+
+" vim: ts=8 sw=2 sts=2