From 2fcba75c19b9bae8f99b9d9eca43243571a8bf33 Mon Sep 17 00:00:00 2001
From: kilianar <mail@kilianar.de>
Date: Thu, 17 Nov 2022 14:11:00 +0100
Subject: [PATCH] onefetch: install shell completions

---
 pkgs/tools/misc/onefetch/default.nix | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/pkgs/tools/misc/onefetch/default.nix b/pkgs/tools/misc/onefetch/default.nix
index 1792dd588f0e..d4cc9f08f1ac 100644
--- a/pkgs/tools/misc/onefetch/default.nix
+++ b/pkgs/tools/misc/onefetch/default.nix
@@ -9,6 +9,7 @@
 , libresolv
 , Security
 , git
+, installShellFiles
 }:
 
 rustPlatform.buildRustPackage rec {
@@ -29,7 +30,7 @@ rustPlatform.buildRustPackage rec {
     ./zstd-pkg-config.patch
   ];
 
-  nativeBuildInputs = [ cmake pkg-config ];
+  nativeBuildInputs = [ cmake installShellFiles pkg-config ];
 
   buildInputs = [ zstd ]
     ++ lib.optionals stdenv.isDarwin [ CoreFoundation libresolv Security ];
@@ -45,6 +46,13 @@ rustPlatform.buildRustPackage rec {
     git commit -m test
   '';
 
+  postInstall = ''
+    installShellCompletion --cmd onefetch \
+      --bash <($out/bin/onefetch --generate bash) \
+      --fish <($out/bin/onefetch --generate fish) \
+      --zsh <($out/bin/onefetch --generate zsh)
+  '';
+
   meta = with lib; {
     description = "Git repository summary on your terminal";
     homepage = "https://github.com/o2sh/onefetch";