plugin/formatter: add neoformat

default.nix

@@ -10,9 +10,10 @@ let
     ./plugins/explorer
     ./plugins/theme
     ./plugins/lsp
+    ./plugins/formatter
   ];
 
-  basicConfigs = [builtins.readFile ./config/basic.lua];
+  basicConfigs = map builtins.readFile [ ./config/basic.lua ];
   pluginConfigs = lib.extractAttrs "luaConfig" plugins;
   allConfigs = basicConfigs ++ pluginConfigs;
 in

plugins/formatter/default.nix

@@ -0,0 +1,9 @@
+{ vimPlugins, ... }:
+
+{
+  luaConfig = builtins.readFile ./neoformat.lua;
+
+  plugins = [
+    vimPlugins.neoformat
+  ];
+}

plugins/formatter/neoformat.lua

@@ -0,0 +1,10 @@
+vim.g.neoformat_try_node_exe = 1
+vim.g.neoformat_only_msg_on_error = 1
+vim.g.neoformat_enabled_markdown = { "denofmt" }
+
+vim.cmd[[
+aug fmt
+  au!
+  au BufWritePre * try | undojoin | Neoformat | catch /E790/ | Neoformat | endtry
+aug END
+]]