Neovim: Enable line wrapping in Telescope preview

home/modules/neovim/default.nix

@@ -119,6 +119,7 @@ in {
 
       autoCmd = [
         {
+          desc = "Lint the file if autolint is enabled";
           event = ["BufWritePost"];
           callback.__raw = ''
             function()
@@ -129,11 +130,12 @@ in {
           '';
         }
         {
+          desc = "Highlight yanked regions";
           event = ["TextYankPost"];
           callback.__raw = "function() vim.highlight.on_yank() end";
         }
         {
-          # Resize splits when entire window is resized by wm
+          desc = "Resize splits when Neovim is resized by the WM";
           event = ["VimResized"];
           callback.__raw = ''
             function()
@@ -144,11 +146,13 @@ in {
           '';
         }
         {
+          desc = "Disable conceal in JSON files";
           event = ["FileType"];
           pattern = ["json" "jsonc" "json5"]; # Disable conceal for these filetypes
           callback.__raw = "function() vim.opt_local.conceallevel = 0 end";
         }
         {
+          desc = "Attach JDTLS to Java files";
           event = ["FileType"];
           pattern = ["Java" "java"];
           callback.__raw = ''
@@ -168,6 +172,20 @@ in {
             end
           '';
         }
+        {
+          desc = "Enable line wrapping in telescope preview";
+          event = ["User"];
+          pattern = ["TelescopePreviewerLoaded"];
+          callback.__raw = ''
+            function(args)
+              if args.data.bufname:match("*.csv") then
+                vim.wo.wrap = false
+              else
+                vim.wo.wrap = true
+              end
+            end
+          '';
+        }
       ];
 
       keymaps = import ./mappings.nix {inherit lib mylib;};
@@ -1414,6 +1432,10 @@ in {
             '';
             opts = {
               defaults = {
+                wrap_results = false; # Do wrapping in the preview instead, see autoCmd
+                preview = {
+                  treesitter = true;
+                };
                 mappings = {
                   i = {
                     "<Esc>" = {__raw = ''function(...) return require("telescope.actions").close(...) end'';};
@@ -1761,7 +1783,9 @@ in {
           luasnip # Snippets # TODO: How to add snippets, maybe use luasnip from nixvim directly?
 
           ltex-extra # Additional ltex lsp support, e.g. for add-to-dictionary action
-          markview # Markdown support
+
+          markview # Markdown support # TODO: Disable in help buffers + confiure a bit more
+
           # narrow-region # Open a buffer restricted to the selection
           navbuddy # Structural file view
           neo-tree # File tree sidebar

home/modules/neovim/mappings.nix

@@ -257,15 +257,33 @@
       action = "<cmd>Telescope current_buffer_fuzzy_find<cr>";
       options.desc = "Grep Buffer";
     }
+    {
+      mode = "n";
+      key = ";";
+      action = "%";
+      options.desc = "Matching ()[]<>";
+    }
     {
       mode = "v";
       key = ";";
       action = "<Esc>";
       options.desc = "Exit Visual Mode";
     }
+    {
+      mode = "v";
+      key = "?";
+      action = "<cmd>Telescope grep_string<cr>";
+      options.desc = "Find Selection";
+    }
   ];
 
   leader = [
+    {
+      mode = "n";
+      key = "<leader>l";
+      action = "<cmd>Telescope oldfiles<cr>";
+      options.desc = "Last Files";
+    }
     {
       mode = "n";
       key = "<leader>L";
@@ -296,6 +314,12 @@
       action = "<cmd>Telescope resume<cr>";
       options.desc = "Last Telescope Picker";
     }
+    {
+      mode = "n";
+      key = "<leader>;";
+      action = "<cmd>Telescope command_history<cr>";
+      options.desc = "Last Commands";
+    }
     {
       mode = "n";
       key = "<leader>:";
@@ -425,15 +449,16 @@
       action = "+buffers";
     }
     {
+      # See :h telescope.builtin.buffers() for sorting opts
       mode = "n";
       key = "<leader>bb";
-      action = "<cmd>Telescope buffers sort_lastused=true<cr>"; # There is also sort_mru=true
+      action = "<cmd>Telescope buffers ignore_current_buffer=false sort_mru=true<cr>";
       options.desc = "List Buffers";
     }
     {
       mode = "n";
       key = "<leader><Space>";
-      action = "<cmd>Telescope buffers sort_lastused=true<cr>";
+      action = "<cmd>Telescope buffers ignore_current_buffer=false sort_mru=true<cr>";
       options.desc = "List Buffers";
     }
     {
@@ -702,6 +727,7 @@
     #   options.desc = "Rename LSP symbol";
     # }
     {
+      # NOTE: There is also Telescope quickfix
       mode = "n";
       key = "<leader>ca";
       action = "<cmd>lua vim.lsp.buf.code_action()<cr>";

home/modules/neovim/vim_opts.nix

@@ -16,6 +16,7 @@
   winblend = 30; # Floating popup transparency
   sessionoptions = ["buffers" "curdir" "tabpages" "winsize" "help" "globals" "skiprtp" "folds"];
   showtabline = 0; # Disable tabline
+  conceallevel = 2;
 
   # Cursor
   ruler = true; # Show cursor position in status line