feat(nvim): setup lsp_lines

common/home/neovim/langs/default.nix

@@ -50,13 +50,23 @@ in {
                   lsp_status.on_attach(client);
               end,
           });
+
+          -- Disable virtual_text since it's redundant due to lsp_lines.
+          vim.diagnostic.config({
+              virtual_text = false,
+          });
+
+          require('lsp_lines').setup();
         '';
       plugins = [
         vimPlugins.nvim-lspconfig
+
         vimPlugins.coq_nvim
         vimPlugins.coq-artifacts
         vimPlugins.coq-thirdparty
+
         vimPlugins.lsp-status-nvim
+        vimPlugins.lsp_lines-nvim
       ];
     };
   };

common/home/neovim/langs/nix.nix

@@ -55,7 +55,7 @@ in
           lua
           */
           ''
-            local lsp = require('lspconfig')
+            local lsp = require('lspconfig');
 
             lsp.nixd.setup({});
             lsp.nixd.setup(require('coq').lsp_ensure_capabilities({}));

common/home/neovim/neotree.lua

@@ -1,6 +1,6 @@
 -- Override netrw
-vim.g.loaded_netrw = 0
+vim.g.loaded_netrw = 0;
-vim.g.loaded_netrwPlugin = 0
+vim.g.loaded_netrwPlugin = 0;
 
 require('neo-tree').setup({
   close_if_last_window = true,
@@ -28,21 +28,20 @@ require('neo-tree').setup({
 
   source_selector = {
     winbar = true,
-    statusline = false
+    statusline = false,
   },
 
   follow_current_file = {
     enabled = true,
     leave_dirs_open = true,
-  }
+  },
-})
+});
 
 local function is_neotree_open()
-  local manager = require("neo-tree.sources.manager")
+  local manager = require("neo-tree.sources.manager");
-  local renderer = require("neo-tree.ui.renderer")
+  local renderer = require("neo-tree.ui.renderer");
-  local state = manager.get_state("filesystem")
+  local state = manager.get_state("filesystem");
-  local window_exists = renderer.window_exists(state)
+  return renderer.window_exists(state);
-  return window_exists
 end
 
 -- Auto open Neo-Tree on big enough window