init.vim

init.vim

" PLEASE NOTE: I'm assuming nvim defaults in this configuration.
" Regular vimmers might need to tweak here and there.

" Add autogenerated tags file to the lookup path.
set tags+=.git/tags

" Add fzf plugin.
set rtp+=/usr/local/opt/fzf

" Use a source for FZF that respects '.gitignore'.
let $FZF_DEFAULT_COMMAND = 'rg --files'

" Hide the statusline.
set laststatus=0

" Ruler format is space(%=), current line(%l), total lines(%L).
set rulerformat=%=%l/%L

" Keep current file only in RAM, no swap.
set noswapfile

" Always keep the current line centered on screen.
set scrolloff=100

" Disable incremental search.
set noincsearch

" Case insensitive on lowercase, case sensitive on mixed case.
set ignorecase
set smartcase

" Set width of tabs to 2 spaces.
set tabstop=2
set shiftwidth=2
set softtabstop=2

" Always use spaces instead of tabs.
set expandtab

" Enable mouse control for everything except visual mode.
set mouse=nicr

" Keep buffers open when leaving them. (Allows changing buffers without saving
" first.)
set hidden

" Change mapleader to space.
let mapleader="\<Space>"

" Leader-n to disable search match hilighting.
nmap <silent> <Leader>n :noh<CR>

" Leader-v edits configuration file.
nmap <silent> <Leader>v :e $MYVIMRC<CR>

" Leader-t starts fzf as fuzzy file selector.
nmap <silent> <Leader>t :FZF<CR>

" Leader-s searches project wide for word under cursor.
nmap <silent> <Leader>s :silent GrepperRg <C-R><C-W><CR>

" Define Rg as alias for GrepperRg
if !exists(":Rg")
  command -nargs=+ Rg GrepperRg <args>
endif

" Leader-c to duplicate current line and keep cursor position.
nmap <silent> <Leader>c mmyyP`m

" Leader-z to duplicate current line as comment.
nmap <silent> <Leader>z mmyyPgcc`m

" Only show tabline if there are more than 2 buffers.
let g:buftabline_show = 1

" Disable whitespace markers for vlang.
let g:v_highlight_trailing_whitespace_error = 0

" Disable highlighting of vlang function calls.
let g:v_highlight_function_calls = 0

" Highlight matches in grepper.
let g:grepper = {}
let g:grepper.highlight = 1

" Auto expand space inside pairs.
let delimitMate_expand_space = 1

" Auto expand <CR> inside pairs.
let delimitMate_expand_cr = 2

" Try to balance all pairs on the current line.
let delimitMate_balance_matchpairs = 1

" Switch to tabs using leader + number.
nmap <Leader>1 <Plug>BufTabLine.Go(1)
nmap <Leader>2 <Plug>BufTabLine.Go(2)
nmap <Leader>3 <Plug>BufTabLine.Go(3)
nmap <Leader>4 <Plug>BufTabLine.Go(4)
nmap <Leader>5 <Plug>BufTabLine.Go(5)
nmap <Leader>6 <Plug>BufTabLine.Go(6)
nmap <Leader>7 <Plug>BufTabLine.Go(7)
nmap <Leader>8 <Plug>BufTabLine.Go(8)
nmap <Leader>9 <Plug>BufTabLine.Go(9)
nmap <Leader>0 <Plug>BufTabLine.Go(10)

" Workaround for delimitMate and YCM compatiblity.
imap <silent> <BS> <C-R>=YcmOnDeleteChar()<CR><Plug>delimitMateBS
function! YcmOnDeleteChar()
  if pumvisible()
    return "\<C-y>"
  endif
  return "" 
endfunction

" Function to load minpac and register the information of plugins.
function! PackInit() abort
  packadd minpac
  call minpac#init()

  call minpac#add('k-takata/minpac', {'type': 'opt'})
  call minpac#add('zxqfl/tabnine-vim', {'type': 'opt'})

  call minpac#add('mhinz/vim-grepper')
  call minpac#add('tpope/vim-surround')
  call minpac#add('Raimondi/delimitMate')
  call minpac#add('tpope/vim-commentary')
  call minpac#add('ap/vim-buftabline')

  " call minpac#add('ollykel/v-vim')
endfunction

" Can be used to update plugins and show the results from a shell script.
" Use  like this:
" vim '+call PackUpdate()' && cat .vim.update | xargs 
function! PackUpdate() abort
  call PackInit()
  call minpac#update('', {'do': 'redir! > $HOME/.vim.update | call minpac#status() | print | redir END | qa'})
endfunction

" Install/update plugins.
if !exists(":PackInstall")
  command PackInstall so % | call PackInit() | call minpac#update('')
endif

" Install/update plugins.
if !exists(":PackClean")
  command PackClean so % | call PackInit() | call minpac#clean('')
endif