From 3fb91b5afbe966414b4a2257bd17fc29af3362ff Mon Sep 17 00:00:00 2001
From: Dmitry Voronin <hi@voronind.com>
Date: Wed, 6 Nov 2024 04:26:44 +0300
Subject: [PATCH] Nix: Make prefetch auto-copy the hash.

---
 home/program/bash/module/Nix.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/home/program/bash/module/Nix.nix b/home/program/bash/module/Nix.nix
index c1cb32d..bc25b9f 100644
--- a/home/program/bash/module/Nix.nix
+++ b/home/program/bash/module/Nix.nix
@@ -57,7 +57,9 @@
 				return 2
 			fi
 
-			nix hash to-sri --type sha256 $(nix-prefetch-url "''${url}")
+			local result=$(nix hash to-sri --type sha256 $(nix-prefetch-url "''${url}"))
+			printf "%s" ''${result} | copy
+			printf "%s\n" ''${result}
 		}
 
 		# Run nix locally with no builders.