nixbook: go dap, tidying

home/desktop/cosmic/default.nix

@@ -1,6 +1,7 @@
 {
   pkgs,
   config,
+  lib,
   ...
 }: let
   inherit (config.lib.cosmic) Actions;
@@ -43,7 +44,7 @@ in {
     background = {
       displays = {
         all = {
-          source = ../../../images/nier2.jpg;
+          source = lib.mkDefault config.stylix.image;
         };
       };
     };

lib/nixvim.nix

@@ -1,4 +1,10 @@
-{pkgs, ...}: {
+{pkgs, ...}: let
+  lua = cmd: {__raw = cmd;};
+  luaFunc = cmd: lua ''
+    function ()
+      ${cmd}
+    end'';
+in {
   globals = {
     mapleader = " ";
   };
@@ -12,7 +18,7 @@
     scrolloff = 4;
 
     undofile = true;
-    undodir.__raw = ''vim.fn.expand("$HOME/.local/share/nvim/undo")'';
+    undodir = lua ''vim.fn.expand("$HOME/.local/share/nvim/undo")'';
 
     list = true;
     listchars = builtins.concatStringsSep "," [
@@ -161,14 +167,48 @@
       action = "";
       options.desc = "Harpoon";
     }
+    {
+      key = "<F5>";
+      action = luaFunc "require('dap').continue()";
+      options.desc = "DAP continue";
+    }
+    {
+      key = "<leader>dc";
+      action = luaFunc "require('dap').continue()";
+      options.desc = "DAP continue";
+    }
+    {
+      key = "<leader>db";
+      action = luaFunc "require('dap').toggle_breakpoint()";
+      options.desc = "DAP toggle breakpoint";
+    }
+    {
+      key = "<leader>dn";
+      action = luaFunc "require('dap').step_over()";
+      options.desc = "DAP step over";
+    }
+    {
+      key = "<leader>di";
+      action = luaFunc "require('dap').step_into()";
+      options.desc = "DAP step into";
+    }
+    {
+      key = "<leader>do";
+      action = luaFunc "require('dap').step_out()";
+      options.desc = "DAP step out";
+    }
+    {
+      key = "<leader>du";
+      action = luaFunc "require('dapui').toggle()";
+      options.desc = "DAP UI Toggle";
+    }
   ];
 
   autoCmd = [{
     event = "BufWritePre";
     pattern = "*.go";
     # https://github.com/golang/tools/blob/master/gopls/doc/vim.md#imports-and-formatting
-    callback.__raw = ''
-    function()
+    callback = luaFunc ''
       local params = vim.lsp.util.make_range_params()
       params.context = {only = {"source.organizeImports"}}
       -- buf_request_sync defaults to a 1000ms timeout. Depending on your
@@ -186,7 +226,6 @@
         end
       end
       vim.lsp.buf.format({async = false})
-    end
     '';
   }];
 
@@ -236,6 +275,17 @@
       };
     };
 
+    dap = {
+      enable = true;
+      extensions.dap-go = {
+        enable = true;
+        # tests.verbose = true; # ???
+      };
+      extensions.dap-ui = {
+        enable = true;
+      };
+    };
+
     cmp = {
       enable = true;
       settings = {