From 471c61218e94c1a264a5bb0a9762e97dd98fca3d Mon Sep 17 00:00:00 2001
From: Spotlight <spotlight@joscomputing.space>
Date: Sat, 22 Jul 2023 20:47:53 -0500
Subject: [PATCH] Include pure Swift version of swiftformat

This should probably be upstreamed... eventually.
---
 home/desktop.nix     |  1 +
 pkgs/default.nix     |  1 +
 pkgs/swiftformat.nix | 39 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 41 insertions(+)
 create mode 100644 pkgs/swiftformat.nix

diff --git a/home/desktop.nix b/home/desktop.nix
index 099cafe..c0af69c 100644
--- a/home/desktop.nix
+++ b/home/desktop.nix
@@ -33,6 +33,7 @@
     pwgen
     radare2
     rustup
+    swiftformat
     tmux
     unar
     virt-manager
diff --git a/pkgs/default.nix b/pkgs/default.nix
index fa69c60..32ce3ef 100644
--- a/pkgs/default.nix
+++ b/pkgs/default.nix
@@ -1,4 +1,5 @@
 self: super:
 {
   monaco-powerline = super.callPackage ./monaco-powerline/default.nix {};
+  swiftformat = super.callPackage ./swiftformat.nix {};
 }
diff --git a/pkgs/swiftformat.nix b/pkgs/swiftformat.nix
new file mode 100644
index 0000000..258153a
--- /dev/null
+++ b/pkgs/swiftformat.nix
@@ -0,0 +1,39 @@
+{ stdenv, lib, fetchFromGitHub, swift, swiftpm, swiftPackages }:
+
+# This derivation is impure: it relies on an Xcode toolchain being installed
+# and available in the expected place. The values of sandboxProfile and
+# hydraPlatforms are copied pretty directly from the MacVim derivation, which
+# is also impure.
+
+stdenv.mkDerivation rec {
+  pname = "swiftformat";
+  version = "0.51.13";
+
+  src = fetchFromGitHub {
+    owner = "nicklockwood";
+    repo = "SwiftFormat";
+    rev = version;
+    sha256 = "sha256-8AvPA8KzejU4BI/BAX+gCjwPi4Xv0jEQbLHj9OCtasw";
+  };
+
+  nativeBuildInputs = [ swift swiftpm ];
+  buildInputs = [ swiftPackages.Foundation ];
+
+  # We only install the swiftformat binary, so don't need the other products.
+  swiftpmFlags = [ "--product swiftformat" ];
+
+  installPhase = ''
+    binPath="$(swiftpmBinPath)"
+    mkdir -p $out/bin
+    cp $binPath/swiftformat $out/bin/
+  '';
+
+  meta = with lib; {
+    description = "A code formatting and linting tool for Swift";
+    homepage = "https://github.com/nicklockwood/SwiftFormat";
+    license = licenses.mit;
+    maintainers = [ maintainers.bdesham ];
+    platforms = with lib.platforms; linux ++ darwin;
+    hydraPlatforms = [];
+  };
+}
\ No newline at end of file