My older vim config, for working with PHP 7.1 when necessary

.vimrc

let g:polyglot_disabled = ['markdown']
call plug#begin()

" NERDTree
Plug 'preservim/nerdtree'

" Git integration
Plug 'tpope/vim-fugitive'
Plug 'airblade/vim-gitgutter'

" Linting
Plug 'dense-analysis/ale'

" PHP-specific integration
let g:phpactorPhpBin = "~/.phpbrew/php/php-7.1.33/bin/php"
Plug 'phpactor/phpactor' ,  {'do': 'composer1 install --no-dev -o', 'for': 'php', 'frozen': '1', 'tag': '0.14.1'}

" Snippets
Plug 'MarcWeber/vim-addon-mw-utils'
Plug 'tomtom/tlib_vim'
Plug 'garbas/vim-snipmate'
Plug 'honza/vim-snippets'

" Completion
Plug 'ncm2/ncm2'
Plug 'ncm2/ncm2-bufword'
Plug 'ncm2/ncm2-path'

" Comments
Plug 'tpope/vim-commentary'

" Search
Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
Plug 'junegunn/fzf.vim'

" Syntax
Plug 'sheerun/vim-polyglot'
Plug 'matthewbdaly/vim-filetype-settings'
Plug 'matthewbdaly/vim-statamic-antlers'

" Themes
Plug 'nanotech/jellybeans.vim' , {'as': 'jellybeans'}
Plug 'ryanoasis/vim-devicons'
Plug 'tiagofumo/vim-nerdtree-syntax-highlight'

" Editorconfig
Plug 'editorconfig/editorconfig-vim'

" Airline
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'

call plug#end()

"Completion
autocmd FileType * setlocal formatoptions-=c formatoptions-=r formatoptions-=o
set ofu=syntaxcomplete#Complete
autocmd FileType php setlocal omnifunc=phpactor#Complete
let g:phpactorOmniError = v:true
set completeopt=noinsert,menuone,noselect

"General
syntax on
colorscheme jellybeans
let g:airline_theme='jellybeans'
set nu
filetype plugin indent on
set nocp
set ruler
set wildmenu
set wildignore=.svn,CVS,.git,*.o,*.a,*.class,*.mo,*.la,*.so,*.obj,*.swp,*.jpg,*.png,*.xpm,*.gif
set mouse-=a
set t_Co=256
let g:snipMate = { 'snippet_version' : 1 }
set cmdheight=0

"Code folding
set foldmethod=manual

"Tabs and spacing
set autoindent
set cindent
set tabstop=4
set expandtab
set shiftwidth=4
set smarttab

"Search
set hlsearch
set incsearch
set ignorecase
set smartcase
set diffopt +=iwhite

"Use FZF for search
nnoremap <C-p> :Files<Cr>
let g:fzf_tags_command = 'ctags'

"Open quickfix window after running git grep
autocmd QuickFixCmdPost *grep* cwindow

"Syntax highlighting in Markdown
au BufNewFile,BufReadPost *.md set filetype=markdown
let g:markdown_fenced_languages = ['bash=sh', 'css', 'django', 'javascript', 'js=javascript', 'json=javascript', 'perl', 'php', 'python', 'ruby', 'sass', 'xml', 'html', 'vim']

" PHPActor config
" Include use statement
nmap <Leader>u :call phpactor#UseAdd()<CR>

" Invoke the context menu
nmap <Leader>mm :call phpactor#ContextMenu()<CR>

" Invoke the navigation menu
nmap <Leader>nn :call phpactor#Navigate()<CR>

" Goto definition of class or class member under the cursor
nmap <Leader>o :call phpactor#GotoDefinition()<CR>

" Transform the classes in the current file
nmap <Leader>tt :call phpactor#Transform()<CR>

" Generate a new class (replacing the current file)
nmap <Leader>cc :call phpactor#ClassNew()<CR>

" Extract expression (normal mode)
nmap <silent><Leader>ee :call phpactor#ExtractExpression(v:false)<CR>

" Extract expression from selection
vmap <silent><Leader>ee :<C-U>call phpactor#ExtractExpression(v:true)<CR>

" Extract method from selection
vmap <silent><Leader>em :<C-U>call phpactor#ExtractMethod()<CR>

" Advanced customization using autoload functions
inoremap <expr> <c-x><c-k> fzf#vim#complete#word({'left': '15%'})

" %s is the error or warning message
let g:ale_echo_msg_format = '%linter% says %s'
" Map keys to navigate between lines with errors and warnings.
nnoremap <leader>an :ALENextWrap<cr>
nnoremap <leader>ap :ALEPreviousWrap<cr>