regclient: Remove usage of rec and with (#453248)

pkgs/by-name/re/regclient/package.nix

@@ -1,4 +1,5 @@
 {
+  stdenv,
   lib,
   buildGoModule,
   fetchFromGitHub,
@@ -16,15 +17,14 @@ let
   ];
 in
 
-buildGoModule rec {
+buildGoModule (finalAttrs: {
   pname = "regclient";
   version = "0.11.3";
-  tag = "v${version}";
 
   src = fetchFromGitHub {
     owner = "regclient";
     repo = "regclient";
-    rev = tag;
+    tag = "v${finalAttrs.version}";
     sha256 = "sha256-/gKvjyFOzyTsgMuqCqZaWl2yun7f+eboQ0iLuXHh4lI=";
   };
   vendorHash = "sha256-P9ayAWvQY4WgmFTWzk2ZLQ5uwMvIsSfL73C99ROmze8=";
@@ -34,30 +34,37 @@ buildGoModule rec {
   ldflags = [
     "-s"
     "-w"
-    "-X github.com/regclient/regclient/internal/version.vcsTag=${tag}"
+    "-X github.com/regclient/regclient/internal/version.vcsTag=${finalAttrs.src.tag}"
   ];
 
+  env.CGO_ENABLED = 0;
+
   nativeBuildInputs = [
     installShellFiles
     lndir
   ];
 
-  postInstall = lib.concatMapStringsSep "\n" (bin: ''
-    export bin=''$${bin}
-    export outputBin=bin
+  postInstall = lib.concatMapStringsSep "\n" (
+    bin:
+    ''
+      export bin=''$${bin}
+      export outputBin=bin
 
-    mkdir -p $bin/bin
-    mv $out/bin/${bin} $bin/bin
+      mkdir -p $bin/bin
+      mv $out/bin/${bin} $bin/bin
+    ''
+    + lib.optionalString (stdenv.buildPlatform.canExecute stdenv.hostPlatform) ''
+      installShellCompletion --cmd ${bin} \
+        --bash <($bin/bin/${bin} completion bash) \
+        --fish <($bin/bin/${bin} completion fish) \
+        --zsh <($bin/bin/${bin} completion zsh)
+    ''
+    + ''
+      lndir -silent $bin $out
 
-    installShellCompletion --cmd ${bin} \
-      --bash <($bin/bin/${bin} completion bash) \
-      --fish <($bin/bin/${bin} completion fish) \
-      --zsh <($bin/bin/${bin} completion zsh)
-
-    lndir -silent $bin $out
-
-    unset bin outputBin
-  '') bins;
+      unset bin outputBin
+    ''
+  ) bins;
 
   checkFlags = [
     # touches network
@@ -69,7 +76,7 @@ buildGoModule rec {
       "${bin}Version" = testers.testVersion {
         package = regclient;
         command = "${bin} version";
-        version = tag;
+        version = finalAttrs.src.tag;
       };
     }) bins
   );
@@ -80,6 +87,6 @@ buildGoModule rec {
     description = "Docker and OCI Registry Client in Go and tooling using those libraries";
     homepage = "https://github.com/regclient/regclient";
     license = lib.licenses.asl20;
-    maintainers = with lib.maintainers; [ maxbrunet ];
+    maintainers = [ lib.maintainers.maxbrunet ];
   };
-}
+})