Some configuration is copied over, I did not carefully sounded why, but to use them better than before, you can probably see that there are several modules, vim-go, ycm (auto-completion),
set nu
set ts=4
set ruler
set autoindent
set cindent
set shiftwidth=4
set softtabstop=4
set tabstop=4
" Specify a directory for plugins
" - For Neovim: ~/.local/share/nvim/plugged
" - Avoid using standard Vim directory names like 'plugin'
call plug#begin('~/.vim/plugged')
" Make sure you use single quotes
" Shorthand notation; fetches https://github.com/junegunn/vim-easy-align
Plug 'junegunn/vim-easy-align'
" Any valid git URL is allowed
Plug 'https://github.com/junegunn/vim-github-dashboard.git'
" Multiple Plug commands can be written in a single line using | separators
Plug 'SirVer/ultisnips' | Plug 'honza/vim-snippets'
" On-demand loading
Plug 'scrooloose/nerdtree', { 'on': 'NERDTreeToggle' }
Plug 'tpope/vim-fireplace', { 'for': 'clojure' }
" Using a non-master branch
Plug 'rdnetto/YCM-Generator', { 'branch': 'stable' }
" Using a tagged release; wildcard allowed (requires git 1.9.2 or above)
Plug 'fatih/vim-go', { 'tag': '*' }
" Plugin options
Plug 'nsf/gocode', { 'tag': 'v.20150303', 'rtp': 'vim' }
" Plugin outside ~/.vim/plugged with post-update hook
Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
" Unmanaged plugin (manually installed and updated)
Plug '~/my-prototype-plugin'
Plug 'valloric/youcompleteme'
" Initialize plugin system
call plug#end()
"set mapleader
let mapleader = '\'
"vim-go custom mappings
au FileType go nmap <Leader>s <Plug>(go-implements)
au FileType go nmap <Leader>i <Plug>(go-info)
au FileType go nmap <Leader>gd <Plug>(go-doc)
au FileType go nmap <Leader>gv <Plug>(go-doc-vertical)
au FileType go nmap <leader>r <Plug>(go-run)
au FileType go nmap <leader>b <Plug>(go-build)
au FileType go nmap <leader>t <Plug>(go-test)
au FileType go nmap <leader>c <Plug>(go-coverage)
au FileType go nmap <Leader>ds <Plug>(go-def-split)
au FileType go nmap <Leader>dv <Plug>(go-def-vertical)
au FileType go nmap <Leader>dt <Plug>(go-def-tab)
au FileType go nmap <Leader>e <Plug>(go-rename)
let g:go_fmt_command = "goimports"
let g:go_play_browser_command = "firefox-developer %www.baidu% &"
let g:go_play_open_browser = 1
"let g:ycm_key_list_select_completion = ['','']
"let g:ycm_key_list_previous_completion = ['']
"let g:ycm_key_invoke_completion = '<C-Space>'
"let g:ycm_use_clangd=0
set completeopt=longest,menu
autocmd InsertLeave * if pumvisible() == 0|pclose|endif
inoremap <expr> <CR> pumvisible() ? "\<C-y>" : "\<CR>"
inoremap <expr> <Down> pumvisible() ? "\<C-n>" : "\<Down>"
inoremap <expr> <Up> pumvisible() ? "\<C-p>" : "\<Up>"
inoremap <expr> <PageDown> pumvisible() ? "\<PageDown>\<C-p>\<C-n>" : "\<PageDown>"
inoremap <expr> <PageUp> pumvisible() ? "\<PageUp>\<C-p>\<C-n>" : "\<PageUp>"
let g:ycm_key_list_previous_completion=['<Down>']
let g:ycm_key_list_previous_completion=['<Up>']
let g:ycm_confirm_extra_conf=0
let g:ycm_collect_identifiers_from_tags_files=1
let g:ycm_min_num_of_chars_for_completion=2
let g:ycm_cache_omnifunc=0
let g:ycm_seed_identifiers_with_syntax=1
nnoremap <F5> : YcmForceCompileAndDiagnostics<CR>
inoremap <leader><leader> <C-x><C-o>
let g:ycm_complete_in_comments=1
let g:ycm_complete_in_strings=1
let g:ycm_collect_identfiers_from_comments_and_strings=0
nnoremap <leader>jd :YcmCompleter GoToDefinitionElseDeclaration<CR>
let g:UltiSnipsExpandTrigger = "<tab>"
let g:UltiSnipsJumpForwardTrigger = "<c-b>"
let g:UltiSnipsJumpBackwardTrigger = "<c-z>"
colorscheme desert