dotfiles/nvim/init.vim

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" Specify a directory for plugins (for Neovim: ~/.local/share/nvim/plugged)
call plug#begin('~/.config/nvim/plugged')
" Automatically match structures as you type
Plug 'tpope/vim-endwise'
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" Tab completion
Plug 'ervandew/supertab'
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" EasyMotion - Allows <leader><leader>(b|e) to jump to (b)eginning or (end)
" of words.
Plug 'easymotion/vim-easymotion'
" Fuzzy file search
"Plug '~/.fzf'
Plug 'junegunn/fzf.vim'
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" Remove extraneous whitespace when edit mode is exited
Plug 'thirtythreeforty/lessspace.vim'
" Status bar mods
Plug 'bling/vim-airline'
Plug 'airblade/vim-gitgutter'
" Manage Project sessions
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Plug 'tpope/vim-obsession'
Plug 'dhruvasagar/vim-prosession'
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" Explore filesystem
Plug 'scrooloose/nerdtree'
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" Commenter
Plug 'scrooloose/nerdcommenter'
" Theme
Plug 'sickill/vim-monokai'
" Autoload and read from dish if file changes
Plug 'tmux-plugins/vim-tmux-focus-events'
Plug 'wellle/tmux-complete.vim'
" For LaTeX support
Plug 'lervag/vimtex'
" For git support
Plug 'tpope/vim-fugitive'
Plug 'junegunn/gv.vim'
Plug 'rhysd/git-messenger.vim'
Plug 'sodapopcan/vim-twiggy'
Plug 'christoomey/vim-conflicted'
Plug 'rbong/vim-flog'
" For tmux yank
Plug 'vim-utils/vim-husk'
" Tags
Plug 'steffanc/cscopemaps.vim'
Plug 'ludovicchabant/vim-gutentags'
" GDB
Plug 'sakhnik/nvim-gdb', { 'do': ':UpdateRemotePlugins' }
" Lisp
Plug 'guns/vim-sexp'
Plug 'tpope/vim-sexp-mappings-for-regular-people'
Plug 'junegunn/rainbow_parentheses.vim'
Plug 'Olical/vim-scheme', { 'for': 'scheme', 'on': 'SchemeConnect' }
" Haskell
Plug 'ekmett/haskell-vim', { 'for': [ 'haskell', 'cabal' ] }
Plug 'neomake/neomake'
Plug 'ndmitchell/ghcid', { 'rtp': 'plugins/nvim' }
Plug 'Twinside/vim-hoogle'
Plug 'hspec/hspec.vim'
" For Nix
Plug 'LnL7/vim-nix', { 'for': 'nix' }
" For autocompletion
Plug 'Shougo/deoplete.nvim', { 'do': ':UpdateRemotePlugins' }
" Autocomplete for Python
Plug 'zchee/deoplete-jedi'
" Autocomplete for Rust
Plug 'sebastianmarkow/deoplete-rust'
Plug 'cespare/vim-toml', { 'for': 'rust' }
Plug 'rust-lang/rust.vim', { 'for': 'rust' }
Plug 'mhinz/vim-crates'
" Erlang Support
Plug 'vim-erlang/vim-erlang-tags'
Plug 'vim-erlang/vim-erlang-runtime'
Plug 'vim-erlang/vim-erlang-omnicomplete'
Plug 'vim-erlang/vim-erlang-compiler'
" Miscellaneous
Plug 'tpope/vim-surround'
Plug 'tpope/vim-repeat'
Plug 'editorconfig/editorconfig-vim'
Plug 'tpope/vim-eunuch'
Plug 'jeetsukumaran/vim-buffergator'
Plug 'vim-utils/vim-man'
Plug 'unblevable/quick-scope'
Plug 'igankevich/mesonic'
Plug 'rhysd/vim-clang-format', { 'for': [ 'c', 'cpp'] }
Plug 'pelodelfuego/vim-swoop'
Plug 'adelarsq/vim-matchit'
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" Initialize plugin system
call plug#end()
syntax on
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filetype plugin indent on
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" Set up leaders
let mapleader="\<SPACE>"
set colorcolumn=80 " Highlight 80th column
set laststatus=2 " Always show status bar
set updatetime=500 " Let plugins show effects after 500ms
set mouse-=a " Disable mouse click to go to position
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set encoding=utf-8
set exrc " Allow loading local .nvimrc files
set secure " Disallow use of autocmd, shell and write in local rc
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set showcmd " Show (partial) command in status line.
set showmatch " Show matching brackets.
set showmode " Show current mode.
set ruler " Show the line and column numbers of the cursor.
set number " Show the line numbers on the left side.
set formatoptions+=o " Continue comment marker in new lines.
set textwidth=0 " Hard-wrap long lines as you type them.
set softtabstop=4 " Finetunes the amount of white space to be added.
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set tabstop=4 " Render TABs using this many spaces.
set shiftwidth=4 " Indentation amount for < and > commands.
set smarttab " Indent with tabs, align with spaces.
set expandtab " When on, uses space instead of tabs.
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set noerrorbells " No beeps.
set modeline " Enable modeline.
set linespace=0 " Set line-spacing to minimum.
set nojoinspaces " Prevents inserting two spaces after punctuation on a join (J)
set splitbelow " Horizontal split below current.
set splitright " Vertical split to right of current.
if !&scrolloff
set scrolloff=3 " Show next 3 lines while scrolling.
endif
if !&sidescrolloff
set sidescrolloff=5 " Show next 5 columns while side-scrolling.
endif
set nostartofline " Do not jump to first character with page commands.
set ignorecase " Make searching case insensitive
set smartcase " ... unless the query has capital letters.
set gdefault " Use 'g' flag by default with :s/foo/bar/.
set magic " Use 'magic' patterns (extended regular expressions).
set autoread " Autoload file if it changes on disk
set termguicolors " Enable colors for terminal
set fileformat=unix
set clipboard^=unnamed,unnamedplus
set completeopt=menuone,preview,noinsert
set rtp+=/usr/bin/fzf
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" Theme
syntax enable
colorscheme monokai
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" Use <C-L> to clear the highlighting of :set hlsearch.
if maparg('<C-L>', 'n') ==# ''
nnoremap <silent> <C-L> :nohlsearch<CR><C-L>
endif
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"nnoremap ; : " Use ; for commands.
"nnoremap Q @q " Use Q to execute default register.
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" Plug shortcuts
nnoremap <Leader>pg :PlugUpgrade<CR>
nnoremap <Leader>pd :PlugUpdate<CR>
nnoremap <Leader>pc :PlugClean<CR>
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" Open NerdTree
nnoremap <Leader>ee :NERDTree<CR>
" For fzf
nnoremap <Leader>vf :Files<CR>
nnoremap <Leader>vg :GFiles<CR>
nnoremap <Leader>vb :Buffers<CR>
nnoremap <Leader>vL :Lines<CR>
nnoremap <Leader>vl :BLines<CR>
nnoremap <Leader>vt :Tags<CR>
nnoremap <Leader>vc :Bcommits<CR>
nnoremap <Leader>va :Commits<CR>
" Use ripgrep to search for content in files
nnoremap <Leader>/ :Rg<CR>
" Save
nnoremap <Leader>w <Esc>:w<CR>
" Search and Replace
nnoremap <Leader>sr :%s//g<Left><Left>
" Quit
nnoremap <Leader>x <Esc>:x<CR>
nnoremap <Leader>q <Esc>:q<CR>
nnoremap <Leader>qa <Esc>:qa<CR>
" Search for the word under cursor
noremap <Leader>d :exe ':Rg ' . expand('<cword>')<CR>
" Open terminal
nnoremap <Leader>te :vsp<CR> :terminal<CR>
" Tab navigation shortcuts
nnoremap <Leader>tn :bn<CR>
nnoremap <Leader>tp :bp<CR>
" Reload opened vim config file
nnoremap <Leader>vr :so %<CR>
" For git
nnoremap <Leader>gm :GitMessenger<CR>
nnoremap <Leader>gl :Glog<CR>
nnoremap <Leader>gd :Gdiffsplit<CR>
nnoremap <Leader>gs :Gstatus<CR>
nnoremap <Leader>gc :Gcommit --signoff<CR>
nnoremap <Leader>gp :Git! push<CR>
nnoremap <Leader>gu :Git! push -u
nnoremap <Leader>gr :Git! remote -v<CR>
" For gitgutter
nnoremap <Leader>ghn :GitGutterNextHunk<CR>
nnoremap <Leader>ghp :GitGutterPrevHunk<CR>
nnoremap <Leader>ghs :GitGutterStageHunk<CR>
nnoremap <Leader>ghu :GitGutterUndoHunk<CR>
nnoremap <Leader>ghr :GitGutterPreviewHunk<CR>
nnoremap <Leader>gqf :GitGutterQuickFix<CR>
nnoremap <Leader>ggf :GitGutterFold<CR>
" For Cscope
nnoremap <Leader>cr :cs reset<CR>
" For Neomake
nnoremap <Leader>nm :Neomake<CR>
nnoremap <Leader>nc :NeomakeClean<CR>
nnoremap <Leader>ns :NeomakeSh
nnoremap <Leader>njl :NeomakeListJobs<CR>
nnoremap <Leader>nja :NeomakeCancelJobs<CR>
nnoremap <Leader>njc :NeomakeCancelJob
" Haskell specific
" For ghcid
nnoremap <Leader>hg :Ghcid<CR>
nnoremap <Leader>hk :GhcidKill<CR>
" For Hoogle
nnoremap <Leader>hc :HoogleClose<CR>
nnoremap <Leader>ho :exe ':Hoogle ' . expand('<cword>')<CR>
nnoremap <Leader>hi :exe ':HoogleInfo ' . expand('<cword>')<CR>
" Quickfix
nnoremap <Leader>fn :cnext<CR>
nnoremap <Leader>fp :cprevious<CR>
nnoremap <Leader>fo :copen<CR>
nnoremap <Leader>fc :cclose<CR>
" Location
nnoremap <Leader>ffn :lnext<CR>
nnoremap <Leader>ffp :lprevious<CR>
nnoremap <Leader>ffo :lopen<CR>
nnoremap <Leader>ffc :lclose<CR>
" Key Bindings to help with terminal mode
:tnoremap <Esc> <C-\><C-n>
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" Key bindings to move between window splits
nnoremap gh <C-w>h
nnoremap gj <C-w>j
nnoremap gk <C-w>k
nnoremap gl <C-w>l
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" Disable Arrow Keys
inoremap <Up> <NOP>
inoremap <Down> <NOP>
inoremap <Left> <NOP>
inoremap <Right> <NOP>
noremap <Up> <NOP>
noremap <Down> <NOP>
noremap <Left> <NOP>
noremap <Right> <NOP>
augroup deopleteMaps
au!
" For deoplete Rust
au FileType rust nmap <buffer> <Leader>rd <plug>DeopleteRustGoToDefinitionDefault
au FileType rust nmap <buffer> <Leader>rc <plug>DeopleteRustShowDocumentation
au FileType rust nmap <buffer> <Leader>rv <plug>DeopleteRustGoToDefinitionVSplit
au FileType rust nmap <buffer> <Leader>rh <plug>DeopleteRustGoToDefinitionSplit
au FileType rust nmap <buffer> <Leader>rt <plug>DeopleteRustGoToDefinitionTab
augroup END
augroup rainbow_lisp
autocmd!
autocmd FileType lisp,clojure,scheme RainbowParentheses
augroup END
" Starts the REPL.
autocmd FileType scheme nnoremap <buffer> <Leader>rc :SchemeConnect<cr>
" Evaluates the outer most / top level form and jumps the cursor back to where it was.
autocmd FileType scheme nnoremap <buffer> <Leader>re :normal mscpaF<cr>`s
" Evaluates the entire file.
autocmd FileType scheme nnoremap <buffer> <Leader>rf :normal msggcpG<cr>`s
let g:haskell_enable_quantification = 1 " to enable highlighting of `forall`
let g:haskell_enable_recursivedo = 1 " to enable highlighting of `mdo` and `rec`
let g:haskell_enable_arrowsyntax = 1 " to enable highlighting of `proc`
let g:haskell_enable_pattern_synonyms = 1 " to enable highlighting of `pattern`
let g:haskell_enable_typeroles = 1 " to enable highlighting of type roles
let g:haskell_enable_static_pointers = 1 " to enable highlighting of `static`
let g:haskell_backpack = 1 " to enable highlighting of backpack keywords
let g:haskell_classic_highlighting = 0
let g:haskell_indent_if = 3
let g:haskell_indent_case = 2
let g:haskell_indent_let = 4
let g:haskell_indent_where = 6
let g:haskell_indent_before_where = 2
let g:haskell_indent_after_bare_where = 2
let g:haskell_indent_do = 3
let g:haskell_indent_in = 1
let g:haskell_indent_guard = 2
let g:haskell_indent_case_alternative = 1
let g:cabal_indent_section = 2
let g:ghcid_command = 'stack exec -- ghcid'
let g:hoogle_search_bin = 'stack exec -- hoogle'
" Use deoplete
let g:deoplete#enable_at_startup = 1
" Disable autocomplete by default
" let b:deoplete_disable_auto_complete = 1
" let g:deoplete_disable_auto_complete = 1
" Let sources be empty by default
let g:deoplete#sources = {}
" Disable the candidates in Comment/String syntaxes.
call deoplete#custom#source('_',
\ 'disabled_syntaxes', ['Comment', 'String'])
call deoplete#custom#option('sources', {
\ '_' : ['buffer', 'tag'],
\ 'rust': ['racer'],
\})
let g:deoplete#sources#rust#disable_keymap = 1
let g:deoplete#sources#rust#racer_binary=expand('$HOME/.cargo/bin/racer')
let g:deoplete#sources#rust#rust_source_path=expand('$HOME/GitSources/rust/src')
" Use airline
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let g:airline#extensions#tabline#enabled = 2
let g:airline#extensions#tabline#fnamemod = ':t'
let g:airline#extensions#tabline#left_sep = ' '
let g:airline#extensions#tabline#left_alt_sep = '|'
let g:airline#extensions#tabline#right_sep = ' '
let g:airline#extensions#tabline#right_alt_sep = '|'
let g:airline_left_sep = ' '
let g:airline_left_alt_sep = '|'
let g:airline_right_sep = ' '
let g:airline_right_alt_sep = '|'
" Let vim-gitgutter do its thing on large files
let g:gitgutter_max_signs=1000
" Neomake
" compile when I open a file, change text, leave insert mode, etc ...
call neomake#configure#automake({
\ 'TextChanged': {},
\ 'InsertLeave': {},
\ 'BufWritePost': {},
\ 'BufWinEnter': {}
\ })
" When compilation is done, open the Location list or quickfix list
" Value of 2 preserves cursor position
let g:neomake_open_list = 2
" gutentags configuration
" https://www.reddit.com/r/vim/comments/d77t6j/guide_how_to_setup_ctags_with_gutentags_properly/
let g:gutentags_add_default_project_roots = 0
let g:gutentags_project_root = ['.git']
let g:gutentags_cache_dir = expand('$HOME/.vim/tags/')
let g:gutentags_generate_on_new = 1
let g:gutentags_generate_on_missing = 1
let g:gutentags_generate_on_write = 1
let g:gutentags_generate_on_empty_buffer = 0
let g:gutentags_ctags_extra_args = [
\ '--tag-relative=no',
\ '--fields=+ailmnS',
\ '--recurse',
\ '--if0=yes'
\ ]
" Automatically detect style file and apply style to formatting
let g:clang_format#detect_style_file = 1
" Additional trigger not required with deoplete
let g:tmuxcomplete#trigger = ''
" Default indentations
autocmd BufRead,BufNewFile */gst-*/*.[ch] set et sw=2
autocmd BufRead,BufNewFile */gstreamer-*/*.[ch] set et sw=2
autocmd BufRead,BufNewFile */pulseaudio/*.[ch] set et sw=4 tw=128
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" Spell Checking
autocmd BufRead,BufNewFile *.md,*.txt setlocal spell spelllang=en_uk
" For swoop
let g:swoopUseDefaultKeyMap = 0
let g:swoopPatternSpaceInsertsWildcard = 0
let g:swoopAutoInsertMode = 0
let g:swoopWindowsVerticalLayout = 1
nmap <Leader>os :call Swoop()<CR>
vmap <Leader>os :call SwoopSelection()<CR>
nmap <Leader>om :call SwoopMulti()<CR>
vmap <Leader>om :call SwoopMultiSelection()<CR>
" CScope & fzf integration
" Taken from https://gist.github.com/amitab/cd051f1ea23c588109c6cfcb7d1d5776
" However, the above gist has completely wrong mappings
function! Cscope(option, query)
let color = '{ x = $1; $1 = ""; z = $3; $3 = ""; printf "\033[34m%s\033[0m:\033[31m%s\033[0m\011\033[37m%s\033[0m\n", x,z,$0; }'
let opts = {
\ 'source': "cscope -dL" . a:option . " " . a:query . " | awk '" . color . "'",
\ 'options': ['--ansi', '--prompt', '> ',
\ '--multi', '--bind', 'alt-a:select-all,alt-d:deselect-all',
\ '--color', 'bw'],
\ 'down': '40%'
\ }
function! opts.sink(lines)
let data = split(a:lines)
let file = split(data[0], ":")
execute 'e ' . '+' . file[1] . ' ' . file[0]
endfunction
call fzf#run(opts)
endfunction
function! CscopeQuery(option)
call inputsave()
if a:option == '9'
let query = input('Assignments to: ')
elseif a:option == '3'
let query = input('Functions calling: ')
elseif a:option == '2'
let query = input('Functions called by: ')
elseif a:option == '6'
let query = input('Egrep: ')
elseif a:option == '7'
let query = input('File: ')
elseif a:option == '1'
let query = input('Definition: ')
elseif a:option == '8'
let query = input('Files #including: ')
elseif a:option == '0'
let query = input('C Symbol: ')
elseif a:option == '4'
let query = input('Text: ')
else
echo "Invalid option!"
return
endif
call inputrestore()
if query != ""
call Cscope(a:option, query)
else
echom "Cancelled Search!"
endif
endfunction
nnoremap <silent> <Leader>ss :call Cscope('0', expand('<cword>'))<CR>
nnoremap <silent> <Leader>sg :call Cscope('1', expand('<cword>'))<CR>
nnoremap <silent> <Leader>sd :call Cscope('2', expand('<cword>'))<CR>
nnoremap <silent> <Leader>sc :call Cscope('3', expand('<cword>'))<CR>
nnoremap <silent> <Leader>st :call Cscope('4', expand('<cword>'))<CR>
nnoremap <silent> <Leader>se :call Cscope('6', expand('<cword>'))<CR>
nnoremap <silent> <Leader>sf :call Cscope('7', expand('<cword>'))<CR>
nnoremap <silent> <Leader>si :call Cscope('8', expand('<cword>'))<CR>
nnoremap <silent> <Leader>sa :call Cscope('9', expand('<cword>'))<CR>
nnoremap <silent> <Leader><Leader>ss :call CscopeQuery('0')<CR>
nnoremap <silent> <Leader><Leader>sg :call CscopeQuery('1')<CR>
nnoremap <silent> <Leader><Leader>sd :call CscopeQuery('2')<CR>
nnoremap <silent> <Leader><Leader>sc :call CscopeQuery('3')<CR>
nnoremap <silent> <Leader><Leader>st :call CscopeQuery('4')<CR>
nnoremap <silent> <Leader><Leader>se :call CscopeQuery('6')<CR>
nnoremap <silent> <Leader><Leader>sf :call CscopeQuery('7')<CR>
nnoremap <silent> <Leader><Leader>si :call CscopeQuery('8')<CR>
nnoremap <silent> <Leader><Leader>sa :call CscopeQuery('9')<CR>