example.rb

def testmethod1
end

def testmethod2
end

# try test<space>
# expected: test followed by a space
# actual: testmethod2 followed by a space

tags

!_TAG_FILE_FORMAT 2 /extended format; --format=1 will not append ;" to lines/                                                                                                    
!_TAG_FILE_SORTED 1 /0=unsorted, 1=sorted, 2=foldcase/                                                                                                                           
!_TAG_PROGRAM_AUTHOR  Darren Hiebert  /dhiebert@users.sourceforge.net/                                                                                                           
!_TAG_PROGRAM_NAME  Exuberant Ctags //                                                                                                                                           
!_TAG_PROGRAM_URL http://ctags.sourceforge.net  /official site/                                                                                                                  
!_TAG_PROGRAM_VERSION 5.9~svn20110310 //                                                                                                                                         
testmethod1 /home/nl/tmp/mucomplete_example/example.rb  /^def testmethod1$/;" f                                                                                                  
testmethod2 /home/nl/tmp/mucomplete_example/example.rb  /^def testmethod2$/;" f

vimrc

set tags=./tags

let g:AutoPairsMapCR = 0
imap <Plug>MyCR <Plug>(MUcompleteCR)<Plug>AutoPairsReturn
imap <cr> <Plug>MyCR
"let g:AutoPairsMapSpace = 0
"imap <silent> <expr> <space> pumvisible()
      "\ ? "<space>"
      "\ : "<C-R>=AutoPairsSpace()<CR>"

let g:mucomplete#enable_auto_at_startup = 1
let g:mucomplete#buffer_relative_paths = 1
let g:mucomplete#chains = {
      \ 'default' : ['path', 'tags', 'omni', 'keyn'],
      \}

set completeopt=menuone,noinsert
set belloff+=ctrlg
set shortmess+=c