| Bram Moolenaar | baca7f7 | 2013-09-22 14:42:24 +0200 | [diff] [blame] | 1 | " Vim indent file |
| 2 | " Language: J |
| 3 | " Maintainer: David Bürgin <676c7473@gmail.com> |
| 4 | " Last Change: 2013-09-21 |
| 5 | |
| 6 | if exists("b:did_indent") |
| 7 | finish |
| 8 | endif |
| 9 | let b:did_indent = 1 |
| 10 | |
| 11 | setlocal indentexpr=GetJIndent() |
| 12 | setlocal indentkeys-=0{,0},\:,0# |
| 13 | setlocal indentkeys+=0),=case.,=catch.,=catchd.,=catcht.,=do.,=else.,=elseif.,=end.,=fcase. |
| 14 | |
| 15 | let b:undo_indent = "setl indk< inde<" |
| 16 | |
| 17 | if exists("*GetJIndent") |
| 18 | finish |
| 19 | endif |
| 20 | |
| 21 | function GetJIndent() |
| 22 | let prevlnum = prevnonblank(v:lnum-1) |
| 23 | if prevlnum == 0 |
| 24 | return 0 |
| 25 | endif |
| 26 | |
| 27 | let indent = indent(prevlnum) |
| 28 | if getline(prevlnum) =~# '^\s*\%(case\|catch[dt]\=\|do\|else\%(if\)\=\|fcase\|for\%(_\a\k*\)\=\|if\|select\|try\|whil\%(e\|st\)\)\.' |
| 29 | if getline(prevlnum) !~# '\<end\.' |
| 30 | let indent += &shiftwidth |
| 31 | endif |
| 32 | endif |
| 33 | if getline(v:lnum) =~# '^\s*\%(case\|catch[dt]\=\|do\|else\%(if\)\=\|end\|fcase\)\.' |
| 34 | let indent -= &shiftwidth |
| 35 | endif |
| 36 | return indent |
| 37 | endfunction |