148 lines
3.9 KiB
Nix
148 lines
3.9 KiB
Nix
{ lib, pkgs, ... }:
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with lib;
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let
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out = {
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environment.systemPackages = [
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vim
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];
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# Nano really is just a stupid name for Vim.
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nixpkgs.config.packageOverrides = pkgs: {
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nano = pkgs.vim;
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};
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environment.etc.vimrc.source = vimrc;
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environment.variables.EDITOR = mkForce "vim";
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environment.variables.VIMINIT = ":so /etc/vimrc";
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};
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extra-runtimepath = concatStringsSep "," [
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"${pkgs.vimPlugins.undotree}/share/vim-plugins/undotree"
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];
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dirs = {
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backupdir = "$HOME/.cache/vim/backup";
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swapdir = "$HOME/.cache/vim/swap";
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undodir = "$HOME/.cache/vim/undo";
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};
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files = {
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viminfo = "$HOME/.cache/vim/info";
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};
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mkdirs = let
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dirOf = s: let out = concatStringsSep "/" (init (splitString "/" s));
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in assert out != ""; out;
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alldirs = attrValues dirs ++ map dirOf (attrValues files);
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in unique (sort lessThan alldirs);
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vim = pkgs.writeScriptBin "vim" ''
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#! ${pkgs.dash}/bin/dash
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set -f
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umask 0077
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${concatStringsSep "\n" (map (x: "mkdir -p ${x}") mkdirs)}
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umask 0022
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exec ${pkgs.vim}/bin/vim "$@"
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'';
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vimrc = pkgs.writeText "vimrc" ''
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set nocompatible
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set autoindent
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set backspace=indent,eol,start
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set backup
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set backupdir=${dirs.backupdir}/
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set directory=${dirs.swapdir}//
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set hlsearch
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set incsearch
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set mouse=a
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set noruler
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set pastetoggle=<INS>
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set runtimepath=${extra-runtimepath},$VIMRUNTIME
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set shortmess+=I
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set showcmd
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set showmatch
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set ttimeoutlen=0
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set undodir=${dirs.undodir}
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set undofile
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set undolevels=1000000
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set undoreload=1000000
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set viminfo='20,<1000,s100,h,n${files.viminfo}
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set visualbell
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set wildignore+=*.o,*.class,*.hi,*.dyn_hi,*.dyn_o
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set wildmenu
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set wildmode=longest,full
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set et ts=2 sts=2 sw=2
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filetype plugin indent on
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set t_Co=256
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colorscheme industry
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syntax on
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au Syntax * syn match Tabstop containedin=ALL /\t\+/
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\ | hi Tabstop ctermbg=16
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\ | syn match TrailingSpace containedin=ALL /\s\+$/
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\ | hi TrailingSpace ctermbg=88
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\ | hi Normal ctermfg=White
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au BufRead,BufNewFile *.hs so ${pkgs.writeText "hs.vim" ''
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syn region String start=+\[[[:alnum:]]*|+ end=+|]+
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''}
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au BufRead,BufNewFile *.nix so ${pkgs.writeText "nix.vim" ''
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setf nix
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set isk=@,48-57,_,192-255,-,'
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" Ref <nix/src/libexpr/lexer.l>
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syn match INT /\<[0-9]\+\>/
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syn match PATH /[a-zA-Z0-9\.\_\-\+]*\(\/[a-zA-Z0-9\.\_\-\+]\+\)\+/
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syn match HPATH /\~\(\/[a-zA-Z0-9\.\_\-\+]\+\)\+/
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syn match SPATH /<[a-zA-Z0-9\.\_\-\+]\+\(\/[a-zA-Z0-9\.\_\-\+]\+\)*>/
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syn match URI /[a-zA-Z][a-zA-Z0-9\+\-\.]*:[a-zA-Z0-9\%\/\?\:\@\&\=\+\$\,\-\_\.\!\~\*\']\+/
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hi link INT Constant
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hi link PATH Constant
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hi link HPATH Constant
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hi link SPATH Constant
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hi link URI Constant
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syn match String /"\([^\\"]\|\\.\)*"/
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syn match Comment /\(^\|\s\)#.*/
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''}
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au BufRead,BufNewFile /dev/shm/* set nobackup nowritebackup noswapfile
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nmap <esc>q :buffer
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nmap <M-q> :buffer
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cnoremap <C-A> <Home>
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noremap <C-c> :q<cr>
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nnoremap <esc>[5^ :tabp<cr>
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nnoremap <esc>[6^ :tabn<cr>
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nnoremap <esc>[5@ :tabm -1<cr>
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nnoremap <esc>[6@ :tabm +1<cr>
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nnoremap <f1> :tabp<cr>
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nnoremap <f2> :tabn<cr>
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inoremap <f1> <esc>:tabp<cr>
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inoremap <f2> <esc>:tabn<cr>
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" <C-{Up,Down,Right,Left>
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noremap <esc>Oa <nop> | noremap! <esc>Oa <nop>
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noremap <esc>Ob <nop> | noremap! <esc>Ob <nop>
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noremap <esc>Oc <nop> | noremap! <esc>Oc <nop>
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noremap <esc>Od <nop> | noremap! <esc>Od <nop>
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" <[C]S-{Up,Down,Right,Left>
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noremap <esc>[a <nop> | noremap! <esc>[a <nop>
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noremap <esc>[b <nop> | noremap! <esc>[b <nop>
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noremap <esc>[c <nop> | noremap! <esc>[c <nop>
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noremap <esc>[d <nop> | noremap! <esc>[d <nop>
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vnoremap u <nop>
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'';
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in
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out
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