refactor: packagise emacs configuration and lib refactor

.gitignore

@@ -3,10 +3,9 @@
 /**/#*#
 /**/.#*
 !/flake.*
-!/emacs
+!/config
 !/.gitignore
 !/README.org
 !/media
 !/.editorconfig
 !/lib.nix
-!/config.el

config.el

@@ -1,139 +0,0 @@
-;; -*- lexical-binding: t -*-
-
-
-(use-package emacs
-  :init
-  (setq frame-resize-pixelwise t
-	window-resize-pixelwise t
-	frame-inhibit-implied-resize t)
-  (defun crm-indicator (args)
-    (cons (format "[CRM%s] %s"
-                  (replace-regexp-in-string
-                   "\\`\\[.*?]\\*\\|\\[.*?]\\*\\'" ""
-                   crm-separator)
-                  (car args))
-          (cdr args)))
-  (advice-add #'completing-read-multiple :filter-args #'crm-indicator)
-  (setq minibuffer-prompt-properties
-        '(read-only t cursor-intangible t face minibuffer-prompt))
-  (add-hook 'minibuffer-setup-hook #'cursor-intangible-mode)
-  :custom
-  (initial-scratch-message nil)
-  (inhibit-startup-screen t)
-  (inhibit-splash-screen t)
-  (menu-bar-mode nil)
-  (tool-bar-mode nil)
-  (scroll-bar-mode nil)
-  (delete-selection-mode t)
-  (column-number-mode t)
-  (enable-recursive-buffer t)
-  (read-extended-command-predicate #'command-completion-default-include-p)
-  (tab-always-indent 'complete)
-  :hook (prog-mode . display-line-numbers-mode))
-
-(use-package ivy
-  :custom
-  (ivy-mode t)
-  (counsel-mode t)
-  (ivy-use-virtual-buffers t)
-  :bind (("C-s" . swiper-isearch)
-         ("C-c C-r" . ivy-resume)
-         ("<f6>" . ivy-resume)
-         ("M-x" . counsel-M-x)
-         ("C-x C-f" . counsel-find-file)
-         ("<f1> f" . counsel-describe-function)
-         ("<f1> v" . counsel-describe-variable)
-         ("<f1> o" . counsel-describe-symbol)
-         ("<f1> l" . counsel-find-library)
-         ("<f2> i" . counsel-info-lookup-symbol)
-         ("<f2> u" . counsel-unicode-char)
-         ("C-c g" . counsel-git)
-         ("C-c j" . counsel-git-grep)
-         ("C-c k" . counsel-ag)
-         ("C-x l" . counsel-locate)
-         ("C-S-o" . counsel-rhythmbox)
-	 :map minibuffer-local-map
-         ("C-r" . counsel-minibuffer-history)))
-
-(use-package savehist
-  :defer t
-  :commands (savehist-mode)
-  :hook after-init)
-
-(use-package which-key
-  :defer t
-  :commands (which-key-mode)
-  :hook after-init)
-
-(use-package base16-theme
-  :config
-  (load-theme 'base16-tokyo-night-dark t))
-
-(use-package nix-ts-mode
-  :defer t
-  :commands (nix-ts-mode)
-  :mode "\\.nix\\'")
-
-(use-package rust-mode
-  :defer t
-  :commands (rust-mode)
-  :mode "\\.rs\\'")
-
-(use-package envrc
-  :defer t
-  :commands (envrc-global-mode envrc-mode)
-  :hook (after-init . envrc-global-mode))
-
-(use-package eglot
-  :defer t
-  :commands (eglot eglot-ensure)
-  :hook (prog-mode . eglot-ensure))
-
-(use-package qml-mode
-  :defer t
-  :commands (qml-mode)
-  :mode "\\.qml\\'")
-
-(use-package haskell-mode
-  :defer t
-  :commands (haskell-mode)
-  :mode "\\.hs\\'")
-
-(use-package python
-  :defer t
-  :commands (python-ts-mode python-mode)
-  :custom
-  (python-indent-offset 4))
-
-(use-package cc-mode
-  :defer t
-  :commands (c-ts-mode
-	     c++-ts-mode
-	     c++-mode
-	     c-mode)
-  :custom
-  (c-basic-offset 4))
-
-(use-package nushell-mode
-  :defer t
-  :commands (nushell-mode)
-  :mode "\\.nu\\'")
-
-(use-package tuareg
-  :defer t
-  :commands (tuareg-mode tuareg-opam-mode)
-  :mode "\\.ml\\'")
-
-(use-package nim-mode
-  :defer t
-  :commands (nim-mode)
-  :mode "\\.nim\\'")
-
-(use-package doom-modeline
-  :defer t
-  :commands (doom-modeline-mode)
-  :hook after-init
-  :custom
-  (doom-modeline-height 26))
-
-(provide 'config)

config/config-dev.el

@@ -0,0 +1,22 @@
+;; -*- lexical-binding: t -*-
+
+
+(defun config-init-dev ()
+  (use-package which-key
+    :defer t
+    :commands (which-key-mode)
+    :custom
+    (which-key-mode t))
+
+  (use-package envrc
+    :defer t
+    :commands (envrc-global-mode envrc-mode)
+    :custom
+    (envrc-global-mode t))
+
+  (use-package eglot
+    :defer t
+    :commands (eglot eglot-ensure)
+    :hook (prog-mode . eglot-ensure)))
+
+(provide 'config-dev)

config/config-ivy.el

@@ -0,0 +1,29 @@
+;; -*- lexical-binding: t -*-
+
+
+(defun config-init-ivy ()
+  (use-package ivy
+    :custom
+    (ivy-mode t)
+    (counsel-mode t)
+    (ivy-use-virtual-buffers t)
+    :bind (("C-s" . swiper-isearch)
+           ("C-c C-r" . ivy-resume)
+           ("<f6>" . ivy-resume)
+           ("M-x" . counsel-M-x)
+           ("C-x C-f" . counsel-find-file)
+           ("<f1> f" . counsel-describe-function)
+           ("<f1> v" . counsel-describe-variable)
+           ("<f1> o" . counsel-describe-symbol)
+           ("<f1> l" . counsel-find-library)
+           ("<f2> i" . counsel-info-lookup-symbol)
+           ("<f2> u" . counsel-unicode-char)
+           ("C-c g" . counsel-git)
+           ("C-c j" . counsel-git-grep)
+           ("C-c k" . counsel-ag)
+           ("C-x l" . counsel-locate)
+           ("C-S-o" . counsel-rhythmbox)
+	   :map minibuffer-local-map
+           ("C-r" . counsel-minibuffer-history))))
+
+(provide 'config-ivy)

config/config-languages.el

@@ -0,0 +1,55 @@
+;; -*- lexical-binding: t -*-
+
+
+(defun config-init-languages ()
+  (use-package nix-ts-mode
+    :defer t
+    :commands (nix-ts-mode)
+    :mode "\\.nix\\'")
+
+  (use-package rust-mode
+    :defer t
+    :commands (rust-mode)
+    :mode "\\.rs\\'")
+
+  (use-package qml-mode
+    :defer t
+    :commands (qml-mode)
+    :mode "\\.qml\\'")
+
+  (use-package haskell-mode
+    :defer t
+    :commands (haskell-mode)
+    :mode "\\.hs\\'")
+
+  (use-package python
+    :defer t
+    :commands (python-ts-mode python-mode)
+    :custom
+    (python-indent-offset 4))
+
+  (use-package cc-mode
+    :defer t
+    :commands (c-ts-mode
+	       c++-ts-mode
+	       c++-mode
+	       c-mode)
+    :custom
+    (c-basic-offset 4))
+
+  (use-package nushell-mode
+    :defer t
+    :commands (nushell-mode)
+    :mode "\\.nu\\'")
+
+  (use-package tuareg
+    :defer t
+    :commands (tuareg-mode tuareg-opam-mode)
+    :mode "\\.ml\\'")
+
+  (use-package nim-mode
+    :defer t
+    :commands (nim-mode)
+    :mode "\\.nim\\'"))
+
+(provide 'config-languages)

config/config-ui.el

@@ -0,0 +1,16 @@
+;; -*- lexical-binding: t -*-
+
+
+(defun config-init-ui ()
+  (use-package doom-modeline
+    :defer t
+    :commands (doom-modeline-mode)
+    :custom
+    (doom-modeline-mode t)
+    (doom-modeline-height 26))
+
+  (use-package base16-theme
+    :config
+    (load-theme 'base16-tokyo-night-dark t)))
+
+(provide 'config-ui)

config/config.el

@@ -0,0 +1,63 @@
+;;; config.el --- my emacs configuration -*- lexical-binding: t -*-
+
+;; Author: Artur Manuel
+;; URL: https://copeberg.org/amadaluzia/pankomacs
+;; Version: 0.0.0
+
+;;; Commentary:
+
+;; All this does is provide a configuration for Emacs to use.
+
+;;; Code:
+
+(require 'config-ui)
+(require 'config-dev)
+(require 'config-ivy)
+(require 'config-languages)
+(require 'use-package)
+
+(defun config-initialise ()
+  (config-init-dev)
+  (config-init-ui)
+  (config-init-languages)
+  (config-init-ivy)
+  (use-package emacs
+    :init
+    (setq frame-resize-pixelwise t
+	  window-resize-pixelwise t
+	  frame-inhibit-implied-resize t)
+    (defun crm-indicator (args)
+      (cons (format "[CRM%s] %s"
+                    (replace-regexp-in-string
+                     "\\`\\[.*?]\\*\\|\\[.*?]\\*\\'" ""
+                     crm-separator)
+                    (car args))
+            (cdr args)))
+    (advice-add #'completing-read-multiple :filter-args #'crm-indicator)
+    (setq minibuffer-prompt-properties
+          '(read-only t cursor-intangible t face minibuffer-prompt))
+    (add-hook 'minibuffer-setup-hook #'cursor-intangible-mode)
+    :custom
+    (initial-scratch-message nil)
+    (inhibit-startup-screen t)
+    (inhibit-splash-screen t)
+    (menu-bar-mode nil)
+    (tool-bar-mode nil)
+    (scroll-bar-mode nil)
+    (delete-selection-mode t)
+    (column-number-mode t)
+    (enable-recursive-buffer t)
+    (read-extended-command-predicate #'command-completion-default-include-p)
+    (tab-always-indent 'complete)
+    :hook (prog-mode . display-line-numbers-mode))
+
+  (use-package savehist
+    :defer t
+    :commands (savehist-mode)
+    :hook after-init))
+
+(add-hook #'after-init-hook #'config-initialise)
+
+(provide 'config)
+
+;;; config.el ends here

flake.nix

@@ -20,11 +20,13 @@
     {
       lib = import ./lib.nix inputs;
       formatter = forAllSystems (_: pkgs: pkgs.nixfmt-rfc-style);
-      packages = forAllSystems (_: pkgs: {
+      packages = forAllSystems (
+        _: pkgs: {
           pgtk = inputs.self.lib.mkPankomacs {
             inherit pkgs;
             emacs = pkgs.emacs30-pgtk;
           };
-      });
+        }
+      );
     };
 }

lib.nix

@@ -1,16 +1,19 @@
 inputs:
 let
+  pkgsWithEmacsOverlay =
+    system:
+    inputs.nixpkgs.legacyPackages.${system}.appendOverlays [
+      inputs.emacs.overlays.default
+    ];
   mkPankomacs =
     {
       pkgs,
       emacs,
-    }: let
-      pkgsWithEmacsOverlay = pkgs.appendOverlays [ inputs.emacs.overlays.default ];
-    in
-    pkgsWithEmacsOverlay.emacsWithPackagesFromUsePackage {
-      package = emacs;
+    }:
+    (pkgsWithEmacsOverlay pkgs.stdenv.system).emacsWithPackagesFromUsePackage {
+      config = ./config/config.el;
       defaultInitFile = true;
-      config = ./config.el;
+      package = emacs;
       extraEmacsPackages =
         epkgs:
         builtins.attrValues {
@@ -31,21 +34,11 @@ let
             envrc
             ;
           treesit-grammars = epkgs.treesit-grammars.with-all-grammars;
+          config = epkgs.trivialBuild {
+            name = "config-${inputs.self.shortRev or "dirty"}";
+            src = ./config;
+          };
         };
-      override =
-        _: prev:
-        builtins.listToAttrs (
-          map
-            (name: {
-              inherit name;
-              value = prev.emacs;
-            })
-            [
-              "use-package"
-              "savehist"
-              "which-key"
-            ]
-        );
     };
 in
 {