From 75afee2155e5480b05781c990b6a1a9f976881eb Mon Sep 17 00:00:00 2001
From: Alan Pearce
Date: Sat, 25 Jan 2025 21:31:28 +0100
Subject: emacs: install ultra-scroll

---
 user/emacs/init.el      |  7 +++++++
 user/settings/emacs.nix | 18 ++++++++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/user/emacs/init.el b/user/emacs/init.el
index fe6e202a..508541f6 100644
--- a/user/emacs/init.el
+++ b/user/emacs/init.el
@@ -167,6 +167,13 @@
 (add-hook 'evil-insert-state-entry-hook #'noct-absolute)
 (add-hook 'evil-insert-state-exit-hook #'noct-relative)
 
+(use-package ultra-scroll
+  :defer 1
+  :config (progn
+            (setq scroll-margin 0
+                  scroll-conservatively 101)
+            (ultra-scroll-mode +1)))
+
 ;;; Encoding
 
 (setq-default bidi-paragraph-direction 'left-to-right
diff --git a/user/settings/emacs.nix b/user/settings/emacs.nix
index e6114e2a..b5470c96 100644
--- a/user/settings/emacs.nix
+++ b/user/settings/emacs.nix
@@ -159,6 +159,7 @@ in
         treesit-grammars.with-all-grammars
         treesit-auto
         try
+        ultra-scroll
         vc-msg
         vertico
         vertico-prescient
@@ -169,6 +170,23 @@ in
         yasnippet-capf
       ]);
     overrides = self: super: {
+      ultra-scroll = self.melpaBuild rec {
+        pname = "ultra-scroll";
+        version = "0.3.1";
+
+        src = pkgs.fetchFromGitHub {
+          owner = "jdtsmith";
+          repo = pname;
+          rev = "2e3b9997ae1a469e878feaa0af23a23685a0fbed";
+          hash = "sha256-9+3T5tXPRuRtENt/Rr0Ss3LZJlTOwpGePbREqofN2j0=";
+        };
+
+        meta = {
+          homepage = "https://github.com/jdtsmith/ultra-scroll";
+          description = "scroll emacs like lightning";
+          license = pkgs.lib.licenses.gpl3;
+        };
+      };
       apheleia = self.melpaPackages.apheleia.overrideAttrs
         (old: {
           patchPhase = ''
-- 
cgit 1.4.1