n 2: add vim.nix

2 files changed, 355 insertions, 0 deletions

diff --git a/nin/2configs/default.nix b/nin/2configs/default.nix
index d01a8d590..c71d02ada 100644
--- a/nin/2configs/default.nix
+++ b/nin/2configs/default.nix
@@ -4,6 +4,7 @@ with import <stockholm/lib>;
 {
   imports = [
     ../2configs/nixpkgs.nix
+    ../2configs/vim.nix
     {
       users.extraUsers =
         mapAttrs (_: h: { hashedPassword = h; })
diff --git a/nin/2configs/vim.nix b/nin/2configs/vim.nix
new file mode 100644
index 000000000..101a80cc0
--- /dev/null
+++ b/nin/2configs/vim.nix
@@ -0,0 +1,354 @@
+{ config, lib, pkgs, ... }:
+
+with import <stockholm/lib>;
+let
+  out = {
+    environment.systemPackages = [
+      vim
+      pkgs.pythonPackages.flake8
+    ];
+
+    environment.etc.vimrc.source = vimrc;
+
+    environment.variables.EDITOR = mkForce "vim";
+    environment.variables.VIMINIT = ":so /etc/vimrc";
+  };
+
+  vimrc = pkgs.writeText "vimrc" ''
+    set nocompatible
+
+    set autoindent
+    set backspace=indent,eol,start
+    set backup
+    set backupdir=${dirs.backupdir}/
+    set directory=${dirs.swapdir}//
+    set hlsearch
+    set incsearch
+    set laststatus=2
+    set mouse=a
+    set noruler
+    set pastetoggle=<INS>
+    set runtimepath=${extra-runtimepath},$VIMRUNTIME
+    set shortmess+=I
+    set showcmd
+    set showmatch
+    set ttimeoutlen=0
+    set undodir=${dirs.undodir}
+    set undofile
+    set undolevels=1000000
+    set undoreload=1000000
+    set viminfo='20,<1000,s100,h,n${files.viminfo}
+    set visualbell
+    set wildignore+=*.o,*.class,*.hi,*.dyn_hi,*.dyn_o
+    set wildmenu
+    set wildmode=longest,full
+
+    set et ts=2 sts=2 sw=2
+
+    filetype plugin indent on
+
+    set t_Co=256
+    colorscheme hack
+    syntax on
+
+    au Syntax * syn match Garbage containedin=ALL /\s\+$/
+            \ | syn match TabStop containedin=ALL /\t\+/
+            \ | syn keyword Todo containedin=ALL TODO
+
+    au BufRead,BufNewFile *.hs so ${hs.vim}
+
+    au BufRead,BufNewFile *.nix so ${nix.vim}
+
+    au BufRead,BufNewFile /dev/shm/* set nobackup nowritebackup noswapfile
+
+    "Syntastic config
+    let g:syntastic_python_checkers=['flake8']
+
+    nmap <esc>q :buffer 
+    nmap <M-q> :buffer 
+
+    cnoremap <C-A> <Home>
+
+    noremap  <C-c> :q<cr>
+    vnoremap < <gv
+    vnoremap > >gv
+
+    nnoremap <esc>[5^  :tabp<cr>
+    nnoremap <esc>[6^  :tabn<cr>
+    nnoremap <esc>[5@  :tabm -1<cr>
+    nnoremap <esc>[6@  :tabm +1<cr>
+
+    nnoremap <f1> :tabp<cr>
+    nnoremap <f2> :tabn<cr>
+    inoremap <f1> <esc>:tabp<cr>
+    inoremap <f2> <esc>:tabn<cr>
+
+    " <C-{Up,Down,Right,Left>
+    noremap <esc>Oa <nop> | noremap! <esc>Oa <nop>
+    noremap <esc>Ob <nop> | noremap! <esc>Ob <nop>
+    noremap <esc>Oc <nop> | noremap! <esc>Oc <nop>
+    noremap <esc>Od <nop> | noremap! <esc>Od <nop>
+    " <[C]S-{Up,Down,Right,Left>
+    noremap <esc>[a <nop> | noremap! <esc>[a <nop>
+    noremap <esc>[b <nop> | noremap! <esc>[b <nop>
+    noremap <esc>[c <nop> | noremap! <esc>[c <nop>
+    noremap <esc>[d <nop> | noremap! <esc>[d <nop>
+    vnoremap u <nop>
+  '';
+
+  extra-runtimepath = concatMapStringsSep "," (pkg: "${pkg.rtp}") [
+    pkgs.vimPlugins.Syntastic
+    pkgs.vimPlugins.undotree
+    pkgs.vimPlugins.airline
+    (pkgs.vimUtils.buildVimPlugin {
+      name = "file-line-1.0";
+      src = pkgs.fetchgit {
+        url = git://github.com/bogado/file-line;
+        rev = "refs/tags/1.0";
+        sha256 = "0z47zq9rqh06ny0q8lpcdsraf3lyzn9xvb59nywnarf3nxrk6hx0";
+      };
+    })
+    ((rtp: rtp // { inherit rtp; }) (pkgs.writeTextFile (let
+      name = "hack";
+    in {
+      name = "vim-color-${name}-1.0.2";
+      destination = "/colors/${name}.vim";
+      text = /* vim */ ''
+        set background=dark
+        hi clear
+        if exists("syntax_on")
+          syntax clear
+        endif
+
+        let colors_name = ${toJSON name}
+
+        hi Normal       ctermbg=235
+        hi Comment      ctermfg=242
+        hi Constant     ctermfg=062
+        hi Identifier   ctermfg=068
+        hi Function     ctermfg=041
+        hi Statement    ctermfg=167
+        hi PreProc      ctermfg=167
+        hi Type         ctermfg=041
+        hi Delimiter    ctermfg=251
+        hi Special      ctermfg=062
+
+        hi Garbage      ctermbg=088
+        hi TabStop      ctermbg=016
+        hi Todo         ctermfg=174 ctermbg=NONE
+
+        hi NixCode      ctermfg=148
+        hi NixData      ctermfg=149
+        hi NixQuote     ctermfg=150
+
+        hi diffNewFile  ctermfg=207
+        hi diffFile     ctermfg=207
+        hi diffLine     ctermfg=207
+        hi diffSubname  ctermfg=207
+        hi diffAdded    ctermfg=010
+        hi diffRemoved  ctermfg=009
+      '';
+    })))
+    ((rtp: rtp // { inherit rtp; }) (pkgs.writeTextFile (let
+      name = "vim";
+    in {
+      name = "vim-syntax-${name}-1.0.0";
+      destination = "/syntax/${name}.vim";
+      text = /* vim */ ''
+        ${concatMapStringsSep "\n" (s: /* vim */ ''
+          syn keyword vimColor${s} ${s}
+            \ containedin=ALLBUT,vimComment,vimLineComment
+          hi vimColor${s} ctermfg=${s}
+        '') (map (i: lpad 3 "0" (toString i)) (range 0 255))}
+      '';
+    })))
+    ((rtp: rtp // { inherit rtp; }) (pkgs.writeTextFile (let
+      name = "showsyntax";
+    in {
+      name = "vim-plugin-${name}-1.0.0";
+      destination = "/plugin/${name}.vim";
+      text = /* vim */ ''
+        if exists('g:loaded_showsyntax')
+          finish
+        endif
+        let g:loaded_showsyntax = 0
+
+        fu! ShowSyntax()
+          let id = synID(line("."), col("."), 1)
+          let name = synIDattr(id, "name")
+          let transName = synIDattr(synIDtrans(id),"name")
+          if name != transName
+            let name .= " (" . transName . ")"
+          endif
+          echo "Syntax: " . name
+        endfu
+
+        command! -n=0 -bar ShowSyntax :call ShowSyntax()
+      '';
+    })))
+  ];
+
+  dirs = {
+    backupdir = "$HOME/.cache/vim/backup";
+    swapdir   = "$HOME/.cache/vim/swap";
+    undodir   = "$HOME/.cache/vim/undo";
+  };
+  files = {
+    viminfo   = "$HOME/.cache/vim/info";
+  };
+
+  mkdirs = let
+    dirOf = s: let out = concatStringsSep "/" (init (splitString "/" s));
+               in assert out != ""; out;
+    alldirs = attrValues dirs ++ map dirOf (attrValues files);
+  in unique (sort lessThan alldirs);
+
+  vim = pkgs.writeDashBin "vim" ''
+    set -efu
+    (umask 0077; exec ${pkgs.coreutils}/bin/mkdir -p ${toString mkdirs})
+    exec ${pkgs.vim}/bin/vim "$@"
+  '';
+
+
+  hs.vim = pkgs.writeText "hs.vim" ''
+    syn region String start=+\[[[:alnum:]]*|+ end=+|]+
+
+    hi link ConId Identifier
+    hi link VarId Identifier
+    hi link hsDelimiter Delimiter
+  '';
+
+  nix.vim = pkgs.writeText "nix.vim" ''
+    setf nix
+
+    " Ref <nix/src/libexpr/lexer.l>
+    syn match NixID    /[a-zA-Z\_][a-zA-Z0-9\_\'\-]*/
+    syn match NixINT   /\<[0-9]\+\>/
+    syn match NixPATH  /[a-zA-Z0-9\.\_\-\+]*\(\/[a-zA-Z0-9\.\_\-\+]\+\)\+/
+    syn match NixHPATH /\~\(\/[a-zA-Z0-9\.\_\-\+]\+\)\+/
+    syn match NixSPATH /<[a-zA-Z0-9\.\_\-\+]\+\(\/[a-zA-Z0-9\.\_\-\+]\+\)*>/
+    syn match NixURI   /[a-zA-Z][a-zA-Z0-9\+\-\.]*:[a-zA-Z0-9\%\/\?\:\@\&\=\+\$\,\-\_\.\!\~\*\']\+/
+    syn region NixSTRING
+      \ matchgroup=NixSTRING
+      \ start='"'
+      \ skip='\\"'
+      \ end='"'
+    syn region NixIND_STRING
+      \ matchgroup=NixIND_STRING
+      \ start="'''"
+      \ skip="'''\('\|[$]\|\\[nrt]\)"
+      \ end="'''"
+
+    syn match NixOther /[():/;=.,?\[\]]/
+
+    syn match NixCommentMatch /\(^\|\s\)#.*/
+    syn region NixCommentRegion start="/\*" end="\*/"
+
+    hi link NixCode Statement
+    hi link NixData Constant
+    hi link NixComment Comment
+
+    hi link NixCommentMatch NixComment
+    hi link NixCommentRegion NixComment
+    hi link NixID NixCode
+    hi link NixINT NixData
+    hi link NixPATH NixData
+    hi link NixHPATH NixData
+    hi link NixSPATH NixData
+    hi link NixURI NixData
+    hi link NixSTRING NixData
+    hi link NixIND_STRING NixData
+
+    hi link NixEnter NixCode
+    hi link NixOther NixCode
+    hi link NixQuote NixData
+
+    syn cluster nix_has_dollar_curly contains=@nix_ind_strings,@nix_strings
+    syn cluster nix_ind_strings contains=NixIND_STRING
+    syn cluster nix_strings contains=NixSTRING
+
+    ${concatStringsSep "\n" (mapAttrsToList (lang: { extraStart ? null }: let
+      startAlts = filter isString [
+        ''/\* ${lang} \*/''
+        extraStart
+      ];
+      sigil = ''\(${concatStringsSep ''\|'' startAlts}\)[ \t\r\n]*'';
+    in /* vim */ ''
+      syn include @nix_${lang}_syntax syntax/${lang}.vim
+      unlet b:current_syntax
+
+      syn match nix_${lang}_sigil
+        \ X${replaceStrings ["X"] ["\\X"] sigil}\ze\('''\|"\)X
+        \ nextgroup=nix_${lang}_region_IND_STRING,nix_${lang}_region_STRING
+        \ transparent
+
+      syn region nix_${lang}_region_STRING
+        \ matchgroup=NixSTRING
+        \ start='"'
+        \ skip='\\"'
+        \ end='"'
+        \ contained
+        \ contains=@nix_${lang}_syntax
+        \ transparent
+
+      syn region nix_${lang}_region_IND_STRING
+        \ matchgroup=NixIND_STRING
+        \ start="'''"
+        \ skip="'''\('\|[$]\|\\[nrt]\)"
+        \ end="'''"
+        \ contained
+        \ contains=@nix_${lang}_syntax
+        \ transparent
+
+      syn cluster nix_ind_strings
+        \ add=nix_${lang}_region_IND_STRING
+
+      syn cluster nix_strings
+        \ add=nix_${lang}_region_STRING
+
+      syn cluster nix_has_dollar_curly
+        \ add=@nix_${lang}_syntax
+    '') {
+      c = {};
+      cabal = {};
+      haskell = {};
+      sh.extraStart = ''write\(Ba\|Da\)sh[^ \t\r\n]*[ \t\r\n]*"[^"]*"'';
+      vim.extraStart =
+        ''write[^ \t\r\n]*[ \t\r\n]*"\(\([^"]*\.\)\?vimrc\|[^"]*\.vim\)"'';
+    })}
+
+    " Clear syntax that interferes with nixINSIDE_DOLLAR_CURLY.
+    syn clear shVarAssign
+
+    syn region nixINSIDE_DOLLAR_CURLY
+      \ matchgroup=NixEnter
+      \ start="[$]{"
+      \ end="}"
+      \ contains=TOP
+      \ containedin=@nix_has_dollar_curly
+      \ transparent
+
+    syn region nix_inside_curly
+      \ matchgroup=NixEnter
+      \ start="{"
+      \ end="}"
+      \ contains=TOP
+      \ containedin=nixINSIDE_DOLLAR_CURLY,nix_inside_curly
+      \ transparent
+
+    syn match NixQuote /'''\([''$']\|\\.\)/he=s+2
+      \ containedin=@nix_ind_strings
+      \ contained
+
+    syn match NixQuote /\\./he=s+1
+      \ containedin=@nix_strings
+      \ contained
+
+    syn sync fromstart
+
+    let b:current_syntax = "nix"
+
+    set isk=@,48-57,_,192-255,-,'
+  '';
+in
+out