vimrc for golang dev

.vimrc

set rtp+=~/.vim/bundle/Vundle.vim
set shell=/bin/bash
call vundle#begin()

" let Vundle manage Vundle, required
Plugin 'luochen1990/rainbow'
Plugin 'SirVer/ultisnips'
Plugin 'gmarik/Vundle.vim'
Plugin 'AnikHasibul/molokai'
Plugin 'AndrewRadev/splitjoin.vim'
Plugin 'fatih/vim-go'
Plugin 'vim-jsbeautify'
Plugin 'ctrlpvim/ctrlp.vim'
"Plugin 'vim-airline/vim-airline'
Plugin 'Raimondi/delimitMate'
Plugin 'tpope/vim-fugitive'
Plugin 'terryma/vim-multiple-cursors'
"Plugin 'vim-airline/vim-airline-themes'
Plugin 'tpope/vim-surround'
Plugin 'mattn/emmet-vim'
"Plugin 'airblade/vim-gitgutter'
Plugin 'Yggdroot/indentLine'
"Plugin 'Shougo/deoplete.nvim'
"Plugin 'roxma/nvim-yarp'
"Plugin 'roxma/vim-hug-neovim-rpc'
" All of your Plugins must be added before the following line

call vundle#end() " required


"let g:deoplete#enable_at_startup = 1




""""""""""""""""""""""
"      Settings      "
""""""""""""""""""""""
set directory^=$HOME/.vim/tmp// " swap file location
set nocompatible                " Enables us Vim specific features
"set updatetime=1000              " Set update time of SameID
filetype off                    " Reset filetype detection first ...
filetype plugin indent on       " ... and enable filetype detection
set ttyfast                     " Indicate fast terminal conn for faster redraw
set ttymouse=xterm2             " Indicate terminal type for mouse codes
set ttyscroll=7                 " Speedup scrolling
set laststatus=2                " Show status line always
set encoding=utf-8              " Set default encoding to UTF-8
set autoread                    " Automatically read changed files
set autoindent                  " Enabile Autoindent
set backspace=indent,eol,start  " Makes backspace key more powerful.
set incsearch                   " Shows the match while typing
set hlsearch                    " Highlight found searches
set noerrorbells                " No beeps
set number                      " Show line numbers
set showcmd                     " Show me what I'm typing
"set noswapfile                  " Don't use swapfile
set nobackup                     " Don't" Create annoying backup files
set splitright                  " Vertical windows should be split to right
set splitbelow                  " Horizontal windows should split to bottom
set autowrite                   " Automatically save before :next, :make etc.
set hidden                      " Buffer should still exist if window is closed
set fileformats=unix,dos,mac    " Prefer Unix over Windows over OS 9 formats
set noshowmatch                 " Do not show matching brackets by flickering
set noshowmode                  " We show the mode with airline or lightline
set ignorecase                  " Search case insensitive...
set smartcase                   " ... but not it begins with upper case
set completeopt=menu,menuone    " Show popup menu, even if there is one entry
set pumheight=10                " Completion window max size
set nocursorcolumn              " Do not highlight column (speeds up highlighting)
set cursorline                " Do not highlight cursor (speeds up highlighting)
set lazyredraw                  " Wait to redraw

" Enable to copy to clipboard for operations like yank, delete, change and put
" http://stackoverflow.com/questions/20186975/vim-mac-how-to-copy-to-clipboard-without-pbcopy
if has('unnamedplus')
  set clipboard^=unnamed
  set clipboard^=unnamedplus
endif

" This enables us to undo files even if you exit Vim.
if has('persistent_undo')
  set undofile
  set undodir=~/.config/vim/tmp/undo//
endif

"airline
let g:airline_theme='kolor'
let g:airline#extensions#tabline#enabled = 0
let g:airline#extensions#tabline#formatter = 'default'
let g:airline_right_alt_sep = ''
let g:airline_right_sep = ''
let g:airline_left_alt_sep= ''
let g:airline_left_sep = ''
let g:airline#extensions#tabline#left_sep = ''
let g:airline#extensions#tabline#left_alt_sep = '|'
" Colorscheme
syntax enable
set t_Co=256
let g:rehash256 = 1
let g:molokai_original = 1
colorscheme molokai

" Rainbow
let g:rainbow_active = 1

""""""""""""""""""""""
"      Mappings      "
""""""""""""""""""""""

" Set leader shortcut to a comma ','. By default it's the backslash
let mapleader = ","

" Jump to next error with Ctrl-n and previous error with Ctrl-m. Close the
" quickfix window with <leader>a
nnoremap <leader>a :cclose<CR>

" Visual linewise up and down by default (and use gj gk to go quicker)
noremap <Up> gk
noremap <Down> gj
noremap j gj
noremap k gk

" Search mappings: These will make it so that going to the next one in a
" search will center on the line it's found in.
nnoremap n nzzzv
nnoremap N Nzzzv

" Act like D and C
nnoremap Y y$

" Enter automatically into the files directory
autocmd BufEnter * silent! lcd %:p:h


"""""""""""""""""""""
"      Plugins      "
"""""""""""""""""""""

" vim-go
let g:go_fmt_command = "goimports"
let g:go_autodetect_gopath = 1
let g:go_list_type = "quickfix"

"let g:go_auto_sameids = 1
let g:go_highlight_types = 1
let g:go_highlight_fields = 1
let g:go_highlight_functions = 1
let g:go_highlight_function_calls = 1
let g:go_highlight_extra_types = 1
let g:go_highlight_generate_tags = 1

" Open :GoDeclsDir with ctrl-g
nmap <C-g> :GoDeclsDir<cr>
imap <C-g> <esc>:<C-u>GoDeclsDir<cr>


" CTRLP tag search
nnoremap <leader>. :CtrlPTag<cr>
" :sexplore
nnoremap <leader>p :tabedit ./<cr>


augroup go
  autocmd!

  "autocmd BufWritePost *.go GitGutterAll

  " Show by default 4 spaces for a tab
  autocmd BufNewFile,BufRead *.go setlocal noexpandtab tabstop=4 shiftwidth=4

  " :GoBuild and :GoTestCompile
  autocmd FileType go nmap <leader>b :<C-u>call <SID>build_go_files()<CR>
 
  " :GoIfErr 
  autocmd FileType go nmap <leader>e :GoIfErr<CR>
  

  " :cnext 
  autocmd FileType go nmap <leader>n :cnext<CR>
  
  " :cnext 
  autocmd FileType go nmap <leader>m :cprevious<CR>

  " :GoTestFunc
  autocmd FileType go nmap <leader>f :GoTestFunc<CR>

  " :GoTest
  autocmd FileType go nmap <leader>t  <Plug>(go-test)

  " :GoRun
  autocmd FileType go nmap <leader>r  <Plug>(go-run)

  " :GoDoc
  autocmd FileType go nmap <Leader>d <Plug>(go-doc)

  " :GoCoverageToggle
  autocmd FileType go nmap <Leader>c <Plug>(go-coverage-toggle)

  " :GoInfo
  autocmd FileType go nmap <Leader>i <Plug>(go-info)

  " :GoMetaLinter
  autocmd FileType go nmap <Leader>l :GoLint<CR>

  " :GoDef but opens in a vertical split
  autocmd FileType go nmap <Leader>v <Plug>(go-def-vertical)
  " :GoDef but opens in a horizontal split
  autocmd FileType go nmap <Leader>s <Plug>(go-def-split)

  " :GoAlternate  commands :A, :AV, :AS and :AT
  autocmd Filetype go command! -bang A call go#alternate#Switch(<bang>0, 'edit')
  autocmd Filetype go command! -bang AV call go#alternate#Switch(<bang>0, 'vsplit')
  autocmd Filetype go command! -bang AS call go#alternate#Switch(<bang>0, 'split')
  autocmd Filetype go command! -bang AT call go#alternate#Switch(<bang>0, 'tabe')
augroup END

" build_go_files is a custom function that builds or compiles the test file.
" It calls :GoBuild if its a Go file, or :GoTestCompile if it's a test file
function! s:build_go_files()
  let l:file = expand('%')
  if l:file =~# '^\f\+_test\.go$'
    call go#test#Test(0, 1)
  elseif l:file =~# '^\f\+\.go$'
    call go#cmd#Build(0)
  endif
endfunction

let g:UltiSnipsExpandTrigger="<tab>"
let g:UltiSnipsJumpForwardTrigger="<c-b>"
let g:UltiSnipsJumpBackwardTrigger="<c-z>"

"set list lcs=tab:\|\ 


let g:multi_cursor_start_key="<c-s>"
let g:multi_cursor_select_all_key="<c-a>"