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heathdrobertson/01_nixos_vim_container.md

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Setup Neovim using a NixOS Docker container.
Raw
01_nixos_vim_container.md

Neovim IDE

Neovim IDE in a NixOS Docker Container

docker run --volumes-from=nix -it \
    -v $(pwd):/home \
    -w /home \
    --name <change-me> \
    -p 9005:9005 \
    -p 3000:3000 \
    -p 3001:3001 \
    -p 8080:8080 \
    -p 8000:8000 \
    -p 8545:8545 \
    -p 9545:9545 \
    nixos/nix nix-shell /home/.config/nvim.nix
docker run --volumes-from=nix \
        -it -v $(pwd):/app \
        -w /app --name <change-me> \
        nixos/nix nix-shell /home/nvim.nix
  • Starts an interactive session in a NixOS Docker container.
  • The nix data container is used to shared persistent /nix for all Nix containers.
  • Creates a volume wich mounts the current working directory to the /app directory in the container.

NOTES

  • F3 Key Runs Autoformat on selected range of lines.
  • Gitgutter shows changes on left gutter of open file. + = new, - = modified.

LINKS

Raw
02_nvim.nix
let
init_vim = import ./init_vim.nix rec { pkgs = pkgs; };
in
with import <nixpkgs> {
config = {
packageOverrides = pkgs : with pkgs; {
myNeovim = neovim.override {
configure = {
customRC = init_vim.config;
plug.plugins = with pkgs.vimPlugins; [
nerdtree
nerdtree-git-plugin
vim-airline
vim-airline-themes
vim-autoformat
auto-pairs
youcompleteme
vim-gitgutter
haskell-vim
neco-ghc
rust-vim
auto-pairs
vim-flake8
vim-yapf
vim-surround
vim-jsbeautify
typescript-vim
vim-nix
vim-solidity
];
};
};
};
};
};
let
pythonEnv = python37.withPackages (ps: [
ps.setuptools
ps.pip
ps.pyyaml
ps.pynvim
ps.msgpack
ps.pyopenssl
]);
in
stdenv.mkDerivation rec {
name = "neovim";
buildInputs = [
git
libcap
go
gcc
rustc
cargo
nodejs
ghc
cabal-install
solc
pythonEnv
powerline-fonts
powerline-go
ruby
xsel
xclip
locale
myNeovim
];
shellHook = ''
export LANG=UTF-8
export LANG=en_US.UTF-8
# Set DISPALY env for xclip
export DISPLAY=:0
npm i -g neovim
cp .config/.bashrc /root/.bashrc
source /root/.bashrc
'';
}
Raw
03_init_vim.nix
{pkgs}:
{
config = ''
" NERDTree Settings
autocmd vimenter * NERDTree
" Toggle
map <C-n> :NERDTreeToggle<CR>
:imap <C-j> <Esc>
" enable line numbers
let NERDTreeShowLineNumbers=1
" Autoformat Settings
noremap <F3> :Autoformat<CR>
" git Settings
autocmd Filetype gitcommit setlocal spell textwidth=72
" Haskell
" Disable haskell-vim omnifunc
let g:haskellmode_completion_ghc=0
autocmd FileType haskell setlocal omnifunc=necoghc#omnifunc
" YCM integration
let g:ycm_semantic_triggers={'haskell' : ['.']}
"Show detailed information (type) of symbols.
let g:necoghc_enable_detailed_browse=1
" Nodejs"
let g:loaded_node_provider=1
let g:node_host_prog='/nix/store/98fqirs1dkvm240kn72jj1s2ifd5xx3y-nodejs-10.16.3/bin/neovim-node-host'
" indents files according to filetype
filetype plugin indent on
" enable syntax highlighting
syntax enable
" show line numbers
set number
" set tabs to have 4 spaces
set ts=4
" indent when moving to the next line while writing code
set autoindent
" expand tabs into spaces
set expandtab
" when using the >> or << commands, shift lines by 4 spaces
set shiftwidth=4
" show the matching part of the pair for [] {} and ()
set showmatch
" enable all Python syntax highlighting features
let python_highlight_all=1
" Enable JsBeautify
autocmd FileType javascript noremap <buffer> <c-f> :call JsBeautify()<cr>
autocmd FileType json noremap <buffer> <c-f> :call JsonBeautify()<cr>
autocmd FileType jsx noremap <buffer> <c-f> :call JsxBeautify()<cr>
autocmd FileType html noremap <buffer> <c-f> :call HtmlBeautify()<cr>
autocmd FileType css noremap <buffer> <c-f> :call CSSBeautify()<cr>
" Vim-Airline
" List of themes here:
" $HOME/.local/share/nvim/plugged/vim-airline-themes/doc/airline-themes.txt
let g:airline#extensions#tabline#enabled=1
let g:airline_theme='laederon' " 'papercolor'
if !exists('g:airline_symbols')
let g:airline_symbols={}
endif
let g:airline_symbols.space="\ua0"
" unicode symbols
let g:airline_left_sep='»'
let g:airline_left_sep=''
let g:airline_right_sep='«'
let g:airline_right_sep=''
let g:airline_symbols.crypt='🔒'
let g:airline_symbols.linenr='☰'
let g:airline_symbols.linenr='␊'
let g:airline_symbols.linenr='␤'
let g:airline_symbols.linenr='¶'
let g:airline_symbols.maxlinenr=' '
let g:airline_symbols.maxlinenr='㏑'
let g:airline_symbols.branch='⎇'
let g:airline_symbols.paste='ρ'
let g:airline_symbols.paste='Þ'
let g:airline_symbols.paste='∥'
let g:airline_symbols.spell='Ꞩ'
let g:airline_symbols.notexists='∄'
let g:airline_symbols.whitespace='Ξ'
" powerline symbols
let g:airline_left_sep=''
let g:airline_left_alt_sep=''
let g:airline_right_sep=''
let g:airline_right_alt_sep=''
let g:airline_symbols.branch=''
let g:airline_symbols.readonly=''
let g:airline_symbols.linenr='☰'
let g:airline_symbols.maxlinenr=''
" Set Spell
:nmap <F8> :setlocal spell spelllang=en_us<CR>
:nmap <F9> :set nospell<CR>
:nmap <F7> :echo 'Hi Heath'<CR>
" set Vertical Column color at 80 chars
set colorcolumn=89
" show a visual line under the cursor's current line
highlight Cursor guifg=white guibg=black
highlight iCursor guifg=white guibg=steelblue
set guicursor=n-v-c:block-Cursor
set guicursor+=i:ver100-iCursor
set guicursor+=n-v-c:blinkon0
set guicursor+=i:blinkwait10
set cursorline
:hi CursorLine cterm=NONE ctermbg=25 guibg=darkblue ctermfg=4 guifg=white
:hi CursorColumn cterm=NONE ctermfg=4 ctermbg=25 guibg=darkblue guifg=white
:nnoremap <Leader>c :set cursorline! cursorcolumn!<CR>
" gitgutter
let g:gitgutter_terminal_reports_focus=1
let g:gitgutter_enabled=1
let g:gitgutter_signs=1
let g:gitgutter_highlight_lines=1
let g:gitgutter_highlight_linenrs=1
'';
}
Raw
04_bashrc
POWGO=$(which powerline-go)
function _update_ps1() {
PS1="$($POWGO -error $?)"
}
if [ "$TERM" != "linux" ] && [ -f "$POWGO" ]; then
PROMPT_COMMAND="_update_ps1; $PROMPT_COMMAND"
fi
# Workaround for nix-shell --pure
if [ "$IN_NIX_SHELL" == "pure" ]; then
if [ -x "$HOME/.nix-profile/bin/powerline-go" ]; then
alias powerline-go="$HOME/.nix-profile/bin/powerline-go"
elif [ -x $POWGO ]; then
alias powerline-go=$POWGO
fi
fi
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