dotfiles

.hindent.yaml

indent-size: 4
line-length: 80
force-trailing-newline: true

.tmux.conf

# Set previx key to C-a
set-option -g prefix C-a
bind-key C-a send-prefix

# Remove ESC key delay
set -sg escape-time 0

# Turn mouse mode on
set -g mouse on

# Smart pane switching with awareness of Vim splits.
# See: https://github.com/christoomey/vim-tmux-navigator
is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
    | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|n?vim?x?)(diff)?$'"
bind-key -n C-h if-shell "$is_vim" "send-keys C-h"  "select-pane -L"
bind-key -n C-j if-shell "$is_vim" "send-keys C-j"  "select-pane -D"
bind-key -n C-k if-shell "$is_vim" "send-keys C-k"  "select-pane -U"
bind-key -n C-l if-shell "$is_vim" "send-keys C-l"  "select-pane -R"
bind-key -n C-\ if-shell "$is_vim" "send-keys C-\\" "select-pane -l"
bind-key -T copy-mode-vi C-h select-pane -L
bind-key -T copy-mode-vi C-j select-pane -D
bind-key -T copy-mode-vi C-k select-pane -U
bind-key -T copy-mode-vi C-l select-pane -R
bind-key -T copy-mode-vi C-\ select-pane -l

# Load tmuxline.vim snapshot file
source-file .tmux_seoul256

init.vim

""""""""""""""""""""""""""""""""""""""""""
" General
""""""""""""""""""""""""""""""""""""""""""
" Set how many lines of history neovim has to remember
set history=500

" Set to auto read when a file is changed from the outside
set autoread

" Set leader key to <SPC>
let mapleader=" "


""""""""""""""""""""""""""""""""""""""""""
" Plugins
""""""""""""""""""""""""""""""""""""""""""
call plug#begin('~/.local/share/nvim/plugged')
    Plug 'mhinz/vim-startify'

    Plug 'neovimhaskell/haskell-vim'

    Plug 'dkasak/gruvbox'

    Plug 'tpope/vim-fugitive'

    Plug 'mhinz/vim-signify'

    Plug 'itchyny/lightline.vim'

    Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
    Plug 'junegunn/fzf.vim'

    Plug 'sbdchd/neoformat'

    Plug 'scrooloose/nerdtree'

    Plug 'christoomey/vim-tmux-navigator'
    Plug 'edkolev/tmuxline.vim'

    Plug 'farmergreg/vim-lastplace'

    Plug 'machakann/vim-sandwich'
    Plug 'Raimondi/delimitMate'
    Plug 'justinmk/vim-sneak'
    Plug 'markonm/traces.vim'
call plug#end()


"""""""""""""""""""""""""""""""""""""""""" 
" Plugin: vim-fugitive
""""""""""""""""""""""""""""""""""""""""""
nnoremap <Leader>gs :Gstatus<CR>
nnoremap <Leader>gc :Gcommit<CR>
nnoremap <Leader>g :Gpush<CR>


"""""""""""""""""""""""""""""""""""""""""" 
" Plugin: lightline.vim
""""""""""""""""""""""""""""""""""""""""""
let g:lightline = {
    \ 'colorscheme': 'seoul256',
    \ 'active': {
    \   'left':[ [ 'mode', 'paste' ],
    \            [ 'gitbranch', 'readonly', 'filename', 'modified' ]
    \   ]
    \ },
    \ 'component_function': {
    \   'gitbranch': 'LightlineFugitive',
    \ },
    \ 'separator': { 'left': "\uE0B0", 'right': "\uE0B2" },
    \ 'subseparator': { 'left': "\uE0B1", 'right': "\uE0B3" },
    \ }

function! LightlineFugitive()
  if exists("*fugitive#head")
    let branch = fugitive#head()
    return strlen(branch) ? ' '.branch : ''
  endif
  return ''
endfunction

" Turn showmode(-- INSERT --) off
set noshowmode


"""""""""""""""""""""""""""""""""""""""""" 
" Plugin: NERDTree
""""""""""""""""""""""""""""""""""""""""""
nnoremap <silent> <leader>tn :NERDTreeToggle<CR>


"""""""""""""""""""""""""""""""""""""""""" 
" Plugin: fzf.vim
""""""""""""""""""""""""""""""""""""""""""
" Customize fzf colors to match your color scheme
let g:fzf_colors =
\ { 'fg':      ['fg', 'Normal'],
  \ 'bg':      ['bg', 'Normal'],
  \ 'hl':      ['fg', 'Comment'],
  \ 'fg+':     ['fg', 'CursorLine', 'CursorColumn', 'Normal'],
  \ 'bg+':     ['bg', 'CursorLine', 'CursorColumn'],
  \ 'hl+':     ['fg', 'Statement'],
  \ 'info':    ['fg', 'PreProc'],
  \ 'border':  ['fg', 'Ignore'],
  \ 'prompt':  ['fg', 'Conditional'],
  \ 'pointer': ['fg', 'Exception'],
  \ 'marker':  ['fg', 'Keyword'],
  \ 'spinner': ['fg', 'Label'],
  \ 'header':  ['fg', 'Comment'] }

nnoremap <silent> <leader>F :Files<CR>
nnoremap <silent> <leader>f :GFiles<CR>


"""""""""""""""""""""""""""""""""""""""""" 
" Plugin: neoformat
""""""""""""""""""""""""""""""""""""""""""
let g:neoformat_haskell_brittany = {
            \ 'exe': 'brittany',
            \ 'args': ['--indent 4'],
            \ }

let g:neoformat_enabled_haskell = ['brittany']

" Auto-format when saved file
au BufWritePre * try | undojoin | Neoformat | catch /^Vim\%((\a\+)\)\=:E790/ | endtry

"""""""""""""""""""""""""""""""""""""""""" 
" Plugin: vim-tmux-navigator
""""""""""""""""""""""""""""""""""""""""""
let g:tmux_navigator_save_on_switch = 2


"""""""""""""""""""""""""""""""""""""""""" 
" Plugin: vim-sneak
""""""""""""""""""""""""""""""""""""""""""
map f <Plug>Sneak_s
map F <Plug>Sneak_S

let g:sneak#label = 1


""""""""""""""""""""""""""""""""""""""""""
" Neovim user interface
""""""""""""""""""""""""""""""""""""""""""
" Set 7 lines to the cursor - when moving vertically using j/k
set so=7

" Turn on the Wild menu
set wildmenu
set wildmode=list:longest,full

" Always show current position
set ruler

" Ignore case when searching
set ignorecase

" When searching try to be smart about cases
set smartcase

" Highlight search results
set hlsearch

" Make search act like search in modern browsers
set incsearch

" Don't redraw while executing macros
set lazyredraw

" For regular expression turn magic on
set magic

" Show matching brackets when text indicator is over them
set showmatch

" Set how many tenths of a second to blink when matching brackets
set mat=2

" No annoying sound on errors
set noerrorbells
set novisualbell
set tm=500

" Turn on line numbers
set nu

" Make ESC key work in Terminal mode
tnoremap <Esc> <C-\><C-n>


""""""""""""""""""""""""""""""""""""""""""
" Colors & Fonts
""""""""""""""""""""""""""""""""""""""""""
" Enable syntax highlighting
syntax enable

" Set gruvbox colorscheme
colorscheme gruvbox

" Set dark background
set background=dark


""""""""""""""""""""""""""""""""""""""""""
" Files, backups and undo
""""""""""""""""""""""""""""""""""""""""""
" Turn backup off set nobackup
set nowb
set noswapfile


""""""""""""""""""""""""""""""""""""""""""
" Text, tab and indent related
""""""""""""""""""""""""""""""""""""""""""
" Use spaces instead of tabs
set expandtab

" Be smart when using tabs
set smarttab

" 1 tab == 4 spaces
set shiftwidth=4
set tabstop=4

" Turn on auto indent
set ai

" Turn on smart indent
set si

" Wrap lines
set wrap

""""""""""""""""""""""""""""""""""""""""""
" Visual mode related
""""""""""""""""""""""""""""""""""""""""""
" Visual mode pressing * or # searches for the current selection
" Super useful! From an idea by Michael Naumann
vnoremap <silent> * :<C-u>call VisualSelection('', '')<CR>/<C-R>=@/<CR><CR>
vnoremap <silent> # :<C-u>call VisualSelection('', '')<CR>?<C-R>=@/<CR><CR>


""""""""""""""""""""""""""""""""""""""""""
" Status line
""""""""""""""""""""""""""""""""""""""""""
" Always show the status line
set laststatus=2


""""""""""""""""""""""""""""""""""""""""""
" Helper functions
""""""""""""""""""""""""""""""""""""""""""
function! VisualSelection(direction, extra_filter) range
	let l:saved_reg = @"
	execute "normal! vgvy"

	let l:pattern = escape(@", "\\/.*'$^~[]")
	let l:pattern = substitute(l:pattern, "\n$", "", "")

	if a:direction == 'gv'
		call CmdLine("Ack '" . l:pattern . "' " )
	elseif a:direction == 'replace'
		call CmdLine("%s" . '/'. l:pattern . '/')
	endif

	let @/ = l:pattern
	let @" = l:saved_reg
endfunction