1function! s:AddParameter()
 2  let name = input("parameter name: ")
 3  let cursor_position = getpos(".")
 4
 5  if empty(matchstr(getline("."), '\<def\>'))
 6    exec "?\\<def\\>"
 7  endif
 8
 9  let closing_bracket_index = stridx(getline("."), "(")
10  if closing_bracket_index == -1
11    execute "normal A()\<Esc>"
12  endif
13  exec ':s/)/, ' . name . ')/'
14  exec ':silent! %s/(, /(/'
15
16  call setpos(".", cursor_position)
17endfunction
18
19function! s:InlineTemp()
20  let cursor_position = getpos(".")
21  normal "ayiw
22  normal $"byiW
23  normal dd
24  exec ":.,/end/ s/\\<" . @a . "\\>/" . @b . "/gI"
25  call setpos(".", cursor_position)
26endfunction
27
28function! s:ExtractLet()
29  let cursor_position = getpos(".")
30  normal 0
31  normal! dd
32  exec "?^\\s*\\<\\(describe\\|context\\|let\\)\\>"
33  normal! $p
34  exec 's/\v([a-z_][a-zA-Z0-9_]*) \= (.+)/let(:\1) { \2 }'
35  normal V=
36  call setpos(".", cursor_position)
37  normal jw
38endfunction
39
40function! s:RenameVariable()
41  let cursor_position = getpos(".")
42  let name = input("new name: ")
43  normal "ayiw
44  exec ":.,/end/ s/\\<" . @a . "\\>/" . name . "/gI"
45  call setpos(".", cursor_position)
46endfunction
47
48command! RAddParameter call s:AddParameter()
49command! RInlineTemp call s:InlineTemp()
50command! RExtractLet call s:ExtractLet()
51command! RRenameVariable call s:RenameVariable()
52
53" run rspec test
54nnoremap <leader>r :!ruby %:.<cr>
55nnoremap <leader>t :!bundle exec rspec %:.<cr>
56
57" ruby refactorings
58nnoremap <leader>rap :RAddParameter<cr>
59nnoremap <leader>rit :RInlineTemp<cr>
60nnoremap <leader>rel :RExtractLet<cr>
61nnoremap <leader>rrlv :RRenameVariable<cr>