summaryrefslogtreecommitdiffstats
path: root/tv/2configs/vim.nix
blob: 9a847133027f9a559420cf66714d57fee8efe802 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
{ config, lib, pkgs, ... }:

with config.krebs.lib;
let
  out = {
    environment.systemPackages = [
      vim
    ];

    environment.etc.vimrc.source = vimrc;

    environment.variables.EDITOR = mkForce "vim";
    environment.variables.VIMINIT = ":so /etc/vimrc";
  };

  extra-runtimepath = concatMapStringsSep "," (pkg: "${pkg.rtp}") [
    pkgs.vimPlugins.undotree
    (pkgs.vimUtils.buildVimPlugin {
      name = "file-line-1.0";
      src = pkgs.fetchgit {
        url = git://github.com/bogado/file-line;
        rev = "refs/tags/1.0";
        sha256 = "0z47zq9rqh06ny0q8lpcdsraf3lyzn9xvb59nywnarf3nxrk6hx0";
      };
    })
    ((rtp: rtp // { inherit rtp; }) (pkgs.writeTextFile (let
      name = "hack";
    in {
      name = "vim-color-${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=255
        hi Identifier   ctermfg=253
        hi Function     ctermfg=253
        hi Statement    ctermfg=253
        hi PreProc      ctermfg=251
        hi Type         ctermfg=251
        hi Delimiter    ctermfg=251
        hi Special      ctermfg=255

        hi Garbage      ctermbg=088
        hi TabStop      ctermbg=016
        hi Todo         ctermfg=174 ctermbg=NONE

        hi NixCode      ctermfg=040
        hi NixData      ctermfg=046
        hi NixQuote     ctermfg=071

        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 ${pkgs.vim}/bin/vim "$@"
  '';

  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 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

    nmap <esc>q :buffer
    nmap <M-q> :buffer

    cnoremap <C-A> <Home>

    noremap  <C-c> :q<cr>

    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>
  '';

  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

      syn region nix_${lang}_region_IND_STRING
        \ matchgroup=NixIND_STRING
        \ start="'''"
        \ skip="'''\('\|[$]\|\\[nrt]\)"
        \ end="'''"
        \ contained
        \ contains=@nix_${lang}_syntax

      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 NixBlock.
    " TODO redefine NixBlock so syntax don't have to be cleared
    syn clear shOperator shSetList shVarAssign

    syn region NixBlock
      \ matchgroup=NixEnter
      \ start="[$]{"
      \ end="}"
      \ contains=TOP
      \ containedin=@nix_has_dollar_curly

    syn region NixBlockHack
      \ matchgroup=NixEnter
      \ start="{"
      \ end="}"
      \ contains=TOP

    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