| " Vim indent file |
| " Language: J |
| " Maintainer: David Bürgin <676c7473@gmail.com> |
| " URL: https://github.com/glts/vim-j |
| " Last Change: 2014-03-17 |
| |
| if exists('b:did_indent') |
| finish |
| endif |
| let b:did_indent = 1 |
| |
| setlocal indentexpr=GetJIndent() |
| setlocal indentkeys-=0{,0},\:,0# |
| setlocal indentkeys+=0),=case.,=catch.,=catchd.,=catcht.,=do.,=else.,=elseif.,=end.,=fcase. |
| |
| let b:undo_indent = 'setlocal indentkeys< indentexpr<' |
| |
| if exists('*GetJIndent') |
| finish |
| endif |
| |
| function GetJIndent() |
| let prevlnum = prevnonblank(v:lnum-1) |
| if prevlnum == 0 |
| return 0 |
| endif |
| |
| let indent = indent(prevlnum) |
| if getline(prevlnum) =~# '^\s*\%(case\|catch[dt]\=\|do\|else\%(if\)\=\|fcase\|for\%(_\a\k*\)\=\|if\|select\|try\|whil\%(e\|st\)\)\.' |
| if getline(prevlnum) !~# '\<end\.' |
| let indent += shiftwidth() |
| endif |
| endif |
| if getline(v:lnum) =~# '^\s*\%(\%(case\|catch[dt]\=\|do\|else\%(if\)\=\|end\|fcase\)\.\)\|)' |
| let indent -= shiftwidth() |
| endif |
| return indent |
| endfunction |