.vimrc

"dein Scripts-----------------------------
if &compatible
  set nocompatible               " Be iMproved
endif

" Required:
set runtimepath^=/home/pi/.dein/repos/github.com/Shougo/dein.vim

" Required:
call dein#begin(expand('/home/pi/.dein'))

" Let dein manage dein
" Required:
call dein#add('Shougo/dein.vim')

" Add or remove your plugins here:
call dein#add('Shougo/neocomplete.vim')
call dein#add('Shougo/neosnippet.vim')
call dein#add('Shougo/neosnippet-snippets')

" for golang
call dein#add('fatih/vim-go')
let g:go_fmt_command = "goimports"
let g:go_highlight_functions = 1
let g:go_highlight_structs = 1
autocmd FileType go :highlight goErr cterm=bold ctermfg=214
autocmd FileType go :match goErr /\<err\>/

" color scheme
call dein#add('fatih/molokai')

" IDEnize
call dein#add('scrooloose/nerdtree')
nnoremap <C-n> :NERDTreeToggle<CR>

" tagbar
call dein#add('majutsushi/tagbar')
nnoremap <F8> :TagbarToggle<CR>

" You can specify revision/branch/tag.
call dein#add('Shougo/vimshell')

" Required:
call dein#end()

" Required:
filetype plugin indent on

" If you want to install not installed plugins on startup.
if dein#check_install()
  call dein#install()
endif

"End dein Scripts-------------------------

" Basic
set nocompatible
filetype plugin indent on
syntax on
set tabstop=2
set autoindent
set expandtab
set shiftwidth=2
set nu

colorscheme molokai

" neocomplete
let g:neocomplete#enable_at_startup = 1
let g:neocomplete#disable_auto_complete = 0

" Use smartcase.
let g:neocomplete#enable_smart_case = 1
let g:neocomplete#enable_camel_case = 1

" Use fuzzy completion.
let g:neocomplete#enable_fuzzy_completion = 1

" let g:neocomplete#enable_refresh_always = 1

" Set auto completion length.
let g:neocomplete#auto_completion_start_length = 0
" Set manual completion length.
let g:neocomplete#manual_completion_start_length = 0
" Set minimum keyword length.
let g:neocomplete#min_keyword_length = 3

let g:neocomplete#enable_auto_select = 1
let g:neocomplete#enable_cursor_hold_i = 0
let g:neocomplete#lock_buffer_name_pattern = '\*ku\*'

" Define dictionary.
let g:neocomplete#sources#dictionary#dictionaries = {
    \ 'default' : '',
    \ 'vimshell' : $HOME.'/.vimshell_hist',
    \ 'scheme' : $HOME.'/.gosh_completions'
        \ }

let g:neocomplete#enable_auto_delimiter = 1
let g:neocomplete#disable_auto_select_buffer_name_pattern =
      \ '\[Command Line\]'
let g:neocomplete#max_list = 100
if !exists('g:neocomplete#sources#omni#input_patterns')
  let g:neocomplete#sources#omni#input_patterns = {}
endif
if !exists('g:neocomplete#sources#omni#functions')
  let g:neocomplete#sources#omni#functions = {}
end

if !exists('g:neocomplete#force_omni_input_patterns')
  let g:neocomplete#force_omni_input_patterns = {}
endif
let g:neocomplete#enable_auto_close_preview = 1

let g:neocomplete#force_omni_input_patterns.ruby = '[^. *\t]\.\w*\|\h\w*::\w*'
let g:neocomplete#sources#omni#input_patterns.ruby = '[^. *\t]\.\w*\|\h\w*::\w*'

let g:neocomplete#sources#omni#input_patterns.python =
      \ '[^. *\t]\.\w*\|\h\w*'

let g:neocomplete#sources#omni#functions.go =
      \ 'gocomplete#Complete'

let g:neocomplete#sources#omni#input_patterns.php =
      \'\h\w*\|[^. \t]->\%(\h\w*\)\?\|\h\w*::\%(\h\w*\)\?'

let g:neocomplete#sources#omni#input_patterns.lua =
      \ '\w\+[.:]\|require\s*(\?["'']\w*'

" Define keyword.
if !exists('g:neocomplete#keyword_patterns')
    let g:neocomplete#keyword_patterns = {}
endif
let g:neocomplete#keyword_patterns._ = '\h\k*(\?'
let g:neocomplete#keyword_patterns.perl = '\h\w*->\h\w*\|\h\w*::\w*'
let g:neocomplete#keyword_patterns.rst =
      \ '\$\$\?\w*\|[[:alpha:]_.\\/~-][[:alnum:]_.\\/~-]*\|\d\+\%(\.\d\+\)\+'


" Plugin key-mappings.
inoremap <expr><C-g>     neocomplete#undo_completion()
inoremap <expr><C-l>     neocomplete#complete_common_string()

" Recommended key-mappings.
" <CR>: close popup and save indent.
inoremap <silent> <CR> <C-r>=<SID>my_cr_function()<CR>
function! s:my_cr_function()
  return pumvisible() ? "\<C-y>" : "\<CR>"
endfunction
" <TAB>: completion.
" <C-h>, <BS>: close popup and delete backword char.
inoremap <expr><C-h> neocomplete#smart_close_popup()."\<C-h>"
inoremap <expr><BS> neocomplete#smart_close_popup()."\<C-h>"
" Close popup by <Space>.
" inoremap <expr><Space> pumvisible() ? "\<C-y>" : "\<Space>"

" <C-f>, <C-b>: page move.
inoremap <expr><C-f>  pumvisible() ? "\<PageDown>" : "\<Right>"
inoremap <expr><C-b>  pumvisible() ? "\<PageUp>"   : "\<Left>"

" <C-n>: neocomplete.
inoremap <expr> <C-n>  pumvisible() ? "\<C-n>" : "\<C-x>\<C-o>"
" <C-p>: keyword completion.
inoremap <expr> <C-p>  pumvisible() ? "\<C-p>" : "\<C-p>\<C-n>"
inoremap <expr> '  pumvisible() ? "\<C-y>" : "'"

inoremap <silent><expr> <C-x><C-f>
      \ neocomplete#start_manual_complete('file')
inoremap <silent><expr> <C-x><C-l>
      \ neocomplete#start_manual_complete('look')

" AutoComplPop like behavior.
let g:neocomplete#enable_auto_select = 1

" Enable omni completion.
autocmd FileType css setlocal omnifunc=csscomplete#CompleteCSS
autocmd FileType html,markdown setlocal omnifunc=htmlcomplete#CompleteTags
autocmd FileType javascript setlocal omnifunc=javascriptcomplete#CompleteJS
autocmd FileType python setlocal omnifunc=pythoncomplete#Complete
autocmd FileType xml setlocal omnifunc=xmlcomplete#CompleteTags
autocmd FileType c setlocal omnifunc=ccomplete#Complete
autocmd FileType ruby setlocal omnifunc=rubycomplete#Complete

" Enable heavy omni completion.
if !exists('g:neocomplete#sources#omni#input_patterns')
  let g:neocomplete#sources#omni#input_patterns = {}
endif

let g:neocomplete#sources#omni#input_patterns.c = '[^.[:digit:] *\t]\%(\.\|->\)'
let g:neocomplete#sources#omni#input_patterns.cpp = '[^.[:digit:] *\t]\%(\.\|->\)\|\h\w*::'
" let g:neocomplete#sources#omni#input_patterns.go = '\h\w\.\w*'
let g:neocomplete#sources#omni#input_patterns.go = '[^.[:digit:] *\t]\.\w*'
let g:neocomplete#sources#omni#input_patterns.perl = '\h\w*->\h\w*\|\h\w*::'

" <TAB>: completion.
inoremap <silent><expr> <TAB>
      \ pumvisible() ? "\<C-n>" :
      \ <SID>check_back_space() ? "\<TAB>" :
      \ neocomplete#start_manual_complete()
function! s:check_back_space() abort "{{{
  let col = col('.') - 1
  return !col || getline('.')[col - 1]  =~ '\s'
endfunction"}}}
" <S-TAB>: completion back.
inoremap <expr><S-TAB>  pumvisible() ? "\<C-p>" : "\<C-h>"

" neosnippet
imap <C-k> <Plug>(neosnippet_expand_or_jump)
smap <C-k> <Plug>(neosnippet_expand_or_jump)