1" Vim indent file 2" Language: Ruby 3" Maintainer: Gavin Sinclair <[email protected]> 4" Last Change: 2003 May 11 5" URL: www.soyabean.com.au/gavin/vim/index.html 6" Changes: (since vim 6.1) 7" - indentation after a line ending in comma, etc, (even in a comment) was 8" broken, now fixed (2002/08/14) 9 10" Only load this indent file when no other was loaded. 11if exists("b:did_indent") 12 finish 13endif 14let b:did_indent = 1 15 16setlocal indentexpr=GetRubyIndent() 17setlocal nolisp 18setlocal nosmartindent 19setlocal autoindent 20setlocal indentkeys+==end,=else,=elsif,=when,=ensure,=rescue 21 22" Only define the function once. 23if exists("*GetRubyIndent") 24 finish 25endif 26 27function GetRubyIndent() 28 " Find a non-blank line above the current line. 29 let lnum = prevnonblank(v:lnum - 1) 30 31 " At the start of the file use zero indent. 32 if lnum == 0 33 return 0 34 endif 35 36 " If the line trailed with [*+,.(] - but not in a comment - trust the user 37 if getline(lnum) =~ '\(\[^#\].*\)?\(\*\|\.\|+\|,\|(\)\(\s*#.*\)\=$' 38 return -1 39 endif 40 41 " Add a 'shiftwidth' after lines beginning with: 42 " module, class, dev, if, for, while, until, else, elsif, case, when, { 43 let ind = indent(lnum) 44 let flag = 0 45 if getline(lnum) =~ '^\s*\(module\>\|class\>\|def\>\|if\>\|for\>\|while\>\|until\>\|else\>\|elsif\>\|case\>\|when\>\|unless\|begin\|ensure\>\|rescue\>\)' 46 \ || getline(lnum) =~ '{\s*$' 47 \ || getline(lnum) =~ '\({\|\<do\>\).*|.*|\s*$' 48 \ || getline(lnum) =~ '\<do\>\(\s*#.*\)\=$' 49 let ind = ind + &sw 50 let flag = 1 51 endif 52 53 " Subtract a 'shiftwidth' after lines ending with 54 " "end" when they begin with while, if, for, until 55 if flag == 1 && getline(lnum) =~ '\<end\>\(\s*#.*\)\=$' 56 let ind = ind - &sw 57 endif 58 59 " Subtract a 'shiftwidth' on end, else and, elsif, when and } 60 if getline(v:lnum) =~ '^\s*\(end\>\|else\>\|elsif\>\|when\>\|ensure\>\|rescue\>\|}\)' 61 let ind = ind - &sw 62 endif 63 64 return ind 65endfunction 66 67" vim:sw=2 68