Neovim config

init.vim

"-----------------
" Init
"-----------------
if empty(glob('~/.config/nvim/autoload/plug.vim'))
    " Auto-install vim-plug
    silent !curl -fLo ~/.config/nvim/autoload/plug.vim --create-dirs
            \ https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
    autocmd!
    autocmd VimEnter * PlugInstall
endif
" }}}


"-----------------
" Plugins
"-----------------
call plug#begin('~/nvim/plugged')
    Plug 'scrooloose/nerdtree'          " file tree to vim
    Plug 'tpope/vim-commentary'         " commenting
    Plug 'tpope/vim-surround'           " quoting/parenthesizing made simple
    Plug 'mattn/emmet-vim'              " emmet for vim

    Plug 'itchyny/lightline.vim'        " simple status bar
    Plug 'chriskempson/base16-vim'      " base16 colors

    Plug 'sheerun/vim-polyglot'         " a solid language pack
    Plug 'w0rp/ale'                     " async linting/fixing

    Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --bin' }
    Plug 'junegunn/fzf.vim'             " fuzzy finder (CtrlP replacement)

    Plug 'arnaud-lb/vim-php-namespace', {'for': 'php'}
    Plug 'ludovicchabant/vim-gutentags'
    Plug 'stephpy/vim-php-cs-fixer'     " easy use of php-cs-fixer
    Plug 'phpactor/phpactor', {'for': 'php', 'do': 'composer install'}

call plug#end()

"-----------------
" General
"-----------------
let mapleader = ','                     " Make comma the leader key instead of backslash

syntax enable                           " Enable syntax highlighting
set number                              " Add line numbers
set list                                " Show spaces set smarttab set shiftwidth=4
set tabstop=4                           " Use four columns per tab
set softtabstop=4                       " Use four columns per tab in insert mode
set shiftwidth=4                        " Use four columns per tab when using << and >>
set expandtab                           " Use spaces instead of tabs set autoindent set smartindent
"set ignorecase smartcase                " Makes searches case insensitive unless they contain capitals
set undofile                            " Preserve undo history per file, through multiple sessions

"-----------------
" Command-mode
"-----------------
cnoremap <C-A>      <Home>
cnoremap <C-E>      <End>
cnoremap <C-K>      <C-U>
cnoremap <C-P> <Up>
cnoremap <C-N> <Down>

"-----------------
" Searching
"-----------------
" Make it easy to remove highlights after search
nmap <Leader><space> :nohlsearch<cr>
" Quick search with space
nmap <space> /
" Quick backwards search with Ctrl+Space 
nmap <c-space> ?

"-----------------
" Splits
"-----------------
set splitbelow                      " Default splits to appear BELOW active buffer
set splitright                      " Default vsplits to appear TO THE RIGHT of the active buffer

" Cut off Ctrl-W when navigating splits
nmap <C-J> <C-W><C-J>
nmap <C-K> <C-W><C-K>
nmap <C-H> <C-W><C-H>
nmap <C-L> <C-W><C-L>

" Vertial splits shortcut
nmap <Leader>L :vsp<cr>
" Horizontal splits shortcut
nmap <Leader>J :sp<cr>

"-----------------
" NERDTree
"-----------------
nmap <leader><tab> :NERDTreeToggle<cr>

"-----------------
" Lightline
"-----------------
set noshowmode

"-----------------
" Base16
"-----------------
set signcolumn=yes                                  " Always show the sign column
set background=dark
set foldcolumn=0
" Fill the TabLine with the background color
highlight TabLineFill   ctermbg=black
highlight TabLine       ctermbg=black
highlight TabLineSel    ctermbg=black

" Configuring the left side gutter to look good with GitGutter and the like
highlight LineNr        ctermbg=black
highlight FoldColumn    ctermbg=black
highlight SignColumn    ctermbg=black

" set correct base16 theme
let base16colorspace=256
colorscheme base16-atelier-dune-light


"-----------------
" FZF
"-----------------
let g:fzf_layout = { 'down': '~20%' }
let g:fzf_nvim_statusline = 0               " Disable statusline overwriting
let g:fzf_buffers_jump = 1                  " Jump to existing buffer if possible

nmap <silent> <C-p> :Files<cr>
nmap <silent> <C-r> :History<cr>
nmap <silent> <C-f> :BTags<cr>
nmap <silent> <C-s> :Tags<cr>

" When fzf starts in a terminal buffer, you may want to hide the statusline of the containing buffer.
autocmd! FileType fzf
autocmd  FileType fzf set laststatus=0 noshowmode noruler
  \| autocmd BufLeave <buffer> set laststatus=2 showmode ruler

"-----------------
" php-cs-fixer
"-----------------
autocmd BufWritePost *.php silent! call PhpCsFixerFixFile()

"-----------------
" ALE
"-----------------
let g:ale_sign_column_always = 1
let g:ale_sign_error = 'e'
let g:ale_sign_warning = 'w'

"-----------------
" vim-php-namespace
"-----------------
let g:php_namespace_sort_after_insert = 1
function! IPhpInsertUse()
    call PhpInsertUse()
    call feedkeys('a',  'n')
endfunction
"" Insert PHP 'use'-statement in both normal and insert mode
autocmd FileType php inoremap <Leader>nn <Esc>:call IPhpInsertUse()<CR>
autocmd FileType php noremap <Leader>nn :call PhpInsertUse()<CR>

function! IPhpExpandClass()
    call PhpExpandClass()
    call feedkeys('a', 'n')
endfunction
"" Expand PHP FQN in both normal and insert mode
autocmd FileType php inoremap <Leader>nf <Esc>:call IPhpExpandClass()<CR>
autocmd FileType php noremap <Leader>nf :call PhpExpandClass()<CR>

"-----------------
" gutentags
"-----------------
let g:gutentags_ctags_extra_args = [
            \ '--recurse=yes',
            \ '--tag-relative=yes',
            \ '--exclude=.git',
            \ '--languages=php',
            \ '--PHP-kinds=+cdfint-av',
            \ '--langmap=php:.engine.inc.module.theme.install.php',
            \ '--PHP-kinds=+cf-v'
            \]
let g:gutentags_exclude = [
            \ '*.css', '*.html', '*.js', '*.json', '*.xml',
            \ '*.phar', '*.ini', '*.rst', '*.md',
            \ '*var/cache*', '*var/log*'
            \]

"-----------------
" MAPPINGS
"-----------------
" Remap redo, since ctrl-r is now recent files
nmap U :redo<cr>
" Treat long lines as break lines (useful when moving around in them)
nmap j gj
nmap k gk
" Make it easy to edit Vimrc file
nmap <Leader>ev :tabedit $MYVIMRC<cr>
" Make it easy to edit my plugins file
nmap <Leader>ep :tabedit $HOME/.vim/plugins.vim<cr>
" Run phpunit on the current file
nmap <Leader>tt :!clear && phpunit %<cr>
" Run phpunit on the entire suite
nmap <Leader>ta :!clear && phpunit<cr>

"-----------------
" AUTOCOMMANDS
"-----------------
" Automatically source the Vimrc file on save
augroup autosourcing
        " kill previous auto commands in group
        autocmd!

        " rc files
        autocmd BufWritePost .vimrc so %
        autocmd BufWritePost init.vim so %

        " other config files
        autocmd BufWritePost .Xdefaults ! xrdb %
augroup END