Stripped down vimrc for ubuntu

.vimrc

" .vimrc

" !silent is used to suppress error messages if the config line
" references plugins/colorschemes that might be missing

" Disable Vi compatibility
set nocompatible

if has("autocmd")
    " Load files for specific filetypes
    filetype on
    filetype indent on
    filetype plugin on

    " Languages with specific tabs/space requirements
    autocmd FileType make setlocal ts=4 sts=4 sw=4 noexpandtab

endif

" Enable syntax highlighting
syntax enable

if has("nvim")
" set termguicolors
endif

if has("cmdline_info")
    " Show the cursor line and column number
    set ruler
    " Show partial commands in status line
    set showcmd
    " Show whether in insert or replace mode
    set showmode
endif

if has("wildmenu")
    " Show a list of possible completions
    set wildmenu
    " Tab autocomplete longest possible part of a string, then list
    set wildmode=longest,list
    if has ("wildignore")
        set wildignore+=*.a,*.pyc,*.o,*.orig
        set wildignore+=*.bmp,*.gif,*.ico,*.jpg,*.jpeg,*.png
        set wildignore+=.DS_Store,.git,.hg,.svn
        set wildignore+=*~,*.sw?,*.tmp
    endif
endif

if has("extra_search")
    " Highlight searches [use :noh to clear]
    set hlsearch
    " Highlight dynamically as pattern is typed
    set incsearch
    " Ignore case of searches...
    set ignorecase
    " ...unless has mixed case
    set smartcase
endif

" Open vertical split to the right
set splitbelow splitright

" Configure fzf https://github.com/junegunn/fzf.vim#commands
nnoremap <c-p> :Files<cr>
nnoremap <c-m> :History<cr>
let g:ackprg = 'rg --vimgrep --no-heading'

" nnoremap <c-m> :CtrlPMRU<cr>

" Set hidden tabs
set hidden

" Change mapleader
let mapleader=","

" Backspace through everything in INSERT mode
set backspace=indent,eol,start
" Optimize for fast terminal connections
set ttyfast
" Use UTF-8 without BOM
set encoding=utf-8

" Use line wrapping
set wrap
" Use 4 spaces for indentation
set shiftwidth=4
" Use 4 spaces for soft tab
set softtabstop=4
" Use 4 spaces for tab
set tabstop=4
" Expand tab to spaces
set expandtab

" Enable relative line numbers + current
set relativenumber
set number

" Highlight current line
" set cursorline
" Start scrolling three lines before the horizontal window border
set scrolloff=3
" Don’t reset cursor to start of line when moving around.
set nostartofline

" Show 'invisible' characters
set list
" Set characters used to indicate 'invisible' characters
set listchars=tab:▸\
set listchars+=trail:·
set listchars+=nbsp:_
"set listchars+=eol:¬

" Strip trailing whitespace (,$)
noremap <leader>$ :call s:StripTrailingWhitespace()<CR>

" Faster viewport scrolling (3 lines at a time)
nnoremap <C-e> 3<C-e>
nnoremap <C-y> 3<C-y>
vnoremap <C-e> 3<C-e>
vnoremap <C-y> 3<C-y>

" Ack mapping
" Use silver searcher
" let g:ackprg = 'ag --nogroup --nocolor --column'
nnoremap <C-a><C-p> :Ack<space>
nnoremap <C-a><C-j> :Ack<space>-tjs<space>
nnoremap <C-a><C-e> :Ack<space>-telixir<space>
nnoremap <C-a><C-s> :Ack<space>-tsass<space>

let NERDTreeIgnore = ['\.meta$', '\.prefab$']

set clipboard=unnamed

" Make `Y` work from the cursor to the end of line (which is more logical)
nnoremap Y y$


set guioptions-=L

" ----- Mappings learned from Learn Vimscript the hard way

" Move the current line down
nnoremap <leader>- ddp

" Move the current line up
nnoremap <leader>_ ddkP

" \ will delete a line in mormal mode
nnoremap <leader>\ dd

" \ will uppercase a line in visual mode
vnoremap <leader>\ U

" convert the current word to uppercase
nnoremap <c-u> viwUe
inoremap <c-u> <esc>viwUe

" Make space more useful (I think this would do a fold?)
" nnoremap <space> za

" Open and save vimrc easily
nnoremap <leader>ev :vsplit $MYVIMRC<cr>
nnoremap <leader>sv :source $MYVIMRC<cr>

" Delete all swap files
nnoremap <leader>ds :! rm $HOME/.vim/swaps/*<cr>

" Open tmux config easily
nnoremap <leader>et :vsplit ~/.tmux.conf<cr>

" Common mispellings
iabbrev adn and

" Go to the beginning of the line
nnoremap H 0
nnoremap L $

" Surround current word with quotes
nnoremap <leader>" viw<esc>a"<esc>hbi"<esc>lel
nnoremap <leader>' viw<esc>a'<esc>hbi'<esc>lel
vnoremap <leader>" <esc>`<i"<esc>`>la"<esc>lel

" Toggle line numbers
nnoremap <leader>n :set number!<cr>

" Relative line numbers
nnoremap <leader>rn :set rnu!<cr>

" Escape insert mode with jk
inoremap jk <esc>
inoremap <esc> <nop>
vnoremap jk <esc>
vnoremap <esc> <nop>

" Fugitive bindings
nnoremap <leader>gb :Git branch -v<cr>
nnoremap <leader>gB :Gblame<cr>
nnoremap <leader>gs :Gstatus<cr>
nnoremap <leader>gd :Git diff<cr>

" Change tabs to 4 spaces
nnoremap <leader>ct :%s/\t/    /g<cr>

if has("autocmd")
  augroup filetype_elixir
    au!
    autocmd FileType elixir autocmd BufEnter * :syntax sync fromstart
  augroup END
endif