From d0fe03881d2b0507e6792216822e342ebbb2b535 Mon Sep 17 00:00:00 2001
From: Dan Nixon <dan@dan-nixon.com>
Date: Thu, 20 Jun 2024 19:37:17 +0100
Subject: [PATCH] poutine: add shell completions

---
 pkgs/by-name/po/poutine/package.nix | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/pkgs/by-name/po/poutine/package.nix b/pkgs/by-name/po/poutine/package.nix
index 617454ae468e..6ebd925ff2eb 100644
--- a/pkgs/by-name/po/poutine/package.nix
+++ b/pkgs/by-name/po/poutine/package.nix
@@ -1,7 +1,9 @@
 {
   lib,
+  stdenv,
   buildGoModule,
   fetchFromGitHub,
+  installShellFiles,
 }:
 
 buildGoModule rec {
@@ -22,6 +24,15 @@ buildGoModule rec {
     "-w"
   ];
 
+  nativeBuildInputs = [ installShellFiles ];
+
+  postInstall = lib.optionalString (stdenv.buildPlatform.canExecute stdenv.hostPlatform) ''
+    installShellCompletion --cmd ${meta.mainProgram} \
+      --bash <($out/bin/${meta.mainProgram} completion bash) \
+      --fish <($out/bin/${meta.mainProgram} completion fish) \
+      --zsh <($out/bin/${meta.mainProgram} completion zsh)
+  '';
+
   meta = with lib; {
     description = "Security scanner that detects misconfigurations and vulnerabilities in build pipelines of repositories";
     homepage = "https://github.com/boostsecurityio/poutine";