Nearly working

home-manager/home.nix

@@ -168,6 +168,23 @@
       nixpkgs.vimPlugins.telescope-nvim
       nixpkgs.vimPlugins.tagbar
       nixpkgs.vimPlugins.fzf-vim
+      {
+        plugin = let
+          name = "coq.artifacts";
+          rev = "9c5067a471322c6bb866545e88e5b28c82511865";
+        in
+          nixpkgs.vimUtils.buildVimPlugin {
+            name = name;
+            src = nixpkgs.fetchFromGitHub {
+              owner = "ms-jpq";
+              repo = name;
+              rev = rev;
+              hash = "sha256-BHm7U3pINtYamY7m26I4lQee7ccJ6AcHmYx7j1MRFDA=";
+            };
+          };
+        config = builtins.readFile ./nvim/venv-selector.lua;
+        type = "lua";
+      }
       {
         plugin = let
           name = "venv-selector.nvim";
@@ -183,7 +200,7 @@
             };
           };
         config = builtins.readFile ./nvim/venv-selector.lua;
-	type = "lua";
+        type = "lua";
       }
       {
         plugin = nixpkgs.vimPlugins.Ionide-vim;
@@ -200,11 +217,11 @@
       }
       {
         plugin = nixpkgs.vimPlugins.chadtree;
-        config = "let g:chadtree_settings = {'xdg': v:true}";
+        config = builtins.readFile ./nvim/chadtree.vim;
       }
       {
         plugin = nixpkgs.vimPlugins.coq_nvim;
-        config = ''let g:coq_settings = { 'auto_start': v:true, 'xdg': v:true }'';
+        config = ''let g:coq_settings = { 'auto_start': 'shut-up', 'xdg': v:true }'';
       }
       {
         plugin = nixpkgs.vimPlugins.rustaceanvim;
@@ -212,14 +229,6 @@
       {
         plugin = nixpkgs.vimPlugins.LanguageClient-neovim;
       }
-      {
-        plugin = nixpkgs.vimPlugins.syntastic;
-        config = ''          let g:syntastic_rust_checkers = ['cargo']
-          let g:syntastic_always_populate_loc_list = 1
-          let g:syntastic_auto_loc_list = 1
-          let g:syntastic_check_on_open = 1
-          let g:syntastic_check_on_wq = 0'';
-      }
     ];
     viAlias = true;
     vimAlias = true;
@@ -227,7 +236,7 @@
     withPython3 = true;
 
     extraLuaConfig = builtins.replaceStrings ["%PYTHONENV%"] ["${pythonEnv}"] (builtins.readFile ./nvim/init.lua);
-    # extraConfig = builtins.readFile ./nvim/init.vim;
+    extraConfig = builtins.readFile ./nvim/init.vim;
   };
 
   programs.direnv = {
@@ -248,6 +257,7 @@
   };
 
   home.packages = [
+    nixpkgs.nil
     nixpkgs.fsautocomplete
     nixpkgs.keepassxc
     nixpkgs.rust-analyzer

home-manager/nvim/chadtree.vim

@@ -0,0 +1,4 @@
+let g:chadtree_settings = {'xdg': v:true}
+
+autocmd VimEnter * CHADopen --nofocus
+autocmd bufenter * if (winnr("$") == 1 && &filetype == 'CHADtree') | q | endif 

home-manager/nvim/init.vim

@@ -328,3 +328,22 @@ set statusline=\ %{HasPaste()}%F%m%r%h\ %w\ \ CWD:\ %r%{getcwd()}%h\ \ \ Line:\
 
 set fileformat=unix
 set fileformats=unix
+
+function MarkdownPreview()
+    let temp_file = tempname() . ".md"
+    let file_name = substitute(tolower(expand('%:t')), '\W', '_', 'g')
+    let temp_html = "/tmp/" . file_name . "_tmp.html"
+
+    execute 'write! ' . temp_file
+
+    let pandoc_cmd = 'pandoc ' . temp_file . ' -o ' . temp_html
+
+    call system(pandoc_cmd)
+
+    " Use tmux and lynx to preview the HTML file
+    let lynx_cmd = 'tmux split-window -h lynx ' . temp_html
+    execute "silent call jobstart(split('" . lynx_cmd . "', ' '))"
+
+    silent! execute "call delete('" . temp_file . "')"
+endfunction
+nnoremap <localleader>mp :call MarkdownPreview()<CR>

home-manager/nvim/lspconfig.lua

@@ -1,3 +1,23 @@
-require('lspconfig').pyright.setup {
-}
+local coq = require('coq')
 
+require('lspconfig').pyright.setup(coq.lsp_ensure_capabilities({
+    handlers = {
+        ["textDocument/publishDiagnostics"] = function(...)
+            vim.lsp.diagnostic.on_publish_diagnostics(...)
+
+            local window = vim.api.nvim_get_current_win()
+            vim.diagnostic.setloclist({open_loclist = false})
+            vim.api.nvim_set_current_win(window)
+        end,
+    },
+}))
+
+require('lspconfig').nil_ls.setup (coq.lsp_ensure_capabilities({
+    settings = {
+        nix = {
+            flake = {
+                autoArchive = true,
+            },
+        },
+    },
+}))

home-manager/nvim/venv-selector.lua

@@ -1,7 +1,6 @@
 local venv_selector = require 'venv-selector'
 
 venv_selector.setup {
-  --- other configuration
   changed_venv_hooks = { venv_selector.hooks.pyright },
   name = { "venv", ".venv" },
 }
@@ -10,6 +9,7 @@ vim.api.nvim_create_autocmd('VimEnter', {
   desc = 'Auto select virtualenv Nvim open',
   pattern = '*',
   callback = function()
+    -- Mystery: this seems to be being called twice whenever we open nvim
     local venv = vim.fn.findfile('pyproject.toml', vim.fn.getcwd() .. ';')
     if venv ~= '' then
       require('venv-selector').retrieve_from_cache()