From 5d86b2a1a903a0454a9af7d670912c5a9ef37b71 Mon Sep 17 00:00:00 2001
From: Henrik Lissner <henrik@lissner.net>
Date: Sat, 6 Mar 2021 22:31:37 -0500
Subject: [PATCH] Improve context in diff hunk headings

Inspired by https://protesilaos.com/codelog/2021-01-26-git-diff-hunk-elisp-org/
---
 config/git/attributes | 3 +++
 config/git/config     | 4 ++++
 modules/shell/git.nix | 1 +
 3 files changed, 8 insertions(+)
 create mode 100644 config/git/attributes

diff --git a/config/git/attributes b/config/git/attributes
new file mode 100644
index 00000000..a1bd92e5
--- /dev/null
+++ b/config/git/attributes
@@ -0,0 +1,3 @@
+*.lisp  diff=lisp
+*.el    diff=lisp
+*.org   diff=org
diff --git a/config/git/config b/config/git/config
index 9fcfc1f8..067976a4 100644
--- a/config/git/config
+++ b/config/git/config
@@ -36,3 +36,7 @@
     insteadOf = bb:
 [url "https://git.v0.com"]
     insteadOf = v0:
+[diff "lisp"]
+	xfuncname = "^(((;;;+ )|\\(|([ \t]+\\(((cl-|el-patch-)?def(un|var|macro|method|custom)|gb/))).*)$"
+[diff "org"]
+	xfuncname = "^(\\*+ +.*)$"
diff --git a/modules/shell/git.nix b/modules/shell/git.nix
index bce956fe..ba78cbe8 100644
--- a/modules/shell/git.nix
+++ b/modules/shell/git.nix
@@ -21,6 +21,7 @@ in {
     home.configFile = {
       "git/config".source = "${configDir}/git/config";
       "git/ignore".source = "${configDir}/git/ignore";
+      "git/attributes".source = "${configDir}/git/attributes";
     };
 
     modules.shell.zsh.rcFiles = [ "${configDir}/git/aliases.zsh" ];