this is vimrc generated from the the nix expression

vimrc-with-qljs.nix

" configuration generated by NIX
set nocompatible

filetype indent plugin on | syn on

let g:nix_plugin_locations = {}
let g:nix_plugin_locations['ale'] = "/nix/store/myrl8snydw1rbymc61jqvb1s79l9826m-vimplugin-ale-2021-07-17/share/vim-plugins/ale"
let g:nix_plugin_locations['quick-lint-js'] = "/nix/store/aca6p89mpbkz9bqsfkbxwwxr185c9cnv-vimplugin-quick-lint-js/share/vim-plugins/quick-lint-js"
""While /nix/store/aca6p89mpbkz9bqsfkbxwwxr185c9cnv-vimplugin-quick-lint-js/share/vim-plugins/quick-lint-js contains:
""/nix/store/aca6p89mpbkz9bqsfkbxwwxr185c9cnv-vimplugin-quick-lint-js/share/vim-plugins/quick-lint-js/
""ale_linters/javascript/
""  quick_lint_js.vim [RO]
""autoload/
""  quick_lint_js_ale.vim [RO]

let g:nix_plugin_locations['vim-addon-manager'] = "/nix/store/a1fpy7m1whb22rn148b7kiaw6q0nldyd-vimplugin-vim-addon-manager-2018-07-27/share/vim-plugins/vim-addon-manager"

let g:vim_addon_manager = {}

if exists('g:nix_plugin_locations')
  " nix managed config

  " override default function making VAM aware of plugin locations:
  fun! NixPluginLocation(name)
    let path = get(g:nix_plugin_locations, a:name, "")
    return path == "" ? vam#DefaultPluginDirFromName(a:name) : path
  endfun
  let g:vim_addon_manager.plugin_dir_by_name = 'NixPluginLocation'
  " tell Vim about VAM:
  let &rtp.=(empty(&rtp)?"":','). g:nix_plugin_locations['vim-addon-manager']
else
  " standalone config

  let &rtp.=(empty(&rtp)?"":',').c.plugin_root_dir.'/vim-addon-manager'
  if !isdirectory(c.plugin_root_dir.'/vim-addon-manager/autoload')
    " checkout VAM
    execute '!git clone --depth=1 https://github.com/MarcWeber/vim-addon-manager '
        \       shellescape(c.plugin_root_dir.'/vim-addon-manager', 1)
  endif
endif

" tell vam which plugins to load, and when:
let l = []
call add(l, {'names': ['ale', 'quick-lint-js']})

call vam#Scripts(l, {})