From 3ae3af556f3a904774620306e2236e02deb55f6d Mon Sep 17 00:00:00 2001
From: David Arnold <david.arnold@iohk.io>
Date: Sat, 15 Apr 2023 22:29:12 -0500
Subject: [PATCH] feat: enable dual use for subflakes until is fixed
 https://github.com/NixOS/nix/issues/6352

---
 README.md   | 19 +++++++++++++++++++
 default.nix |  2 ++
 flake.nix   |  1 +
 3 files changed, 22 insertions(+)
 create mode 100644 flake.nix

diff --git a/README.md b/README.md
index 8added0..178d546 100644
--- a/README.md
+++ b/README.md
@@ -27,3 +27,22 @@ Afterwards, create a `default.nix` file containing the following:
 ```
 
 If you would like a `shell.nix` file, create one containing the above, replacing `defaultNix` with `shellNix`.
+
+
+## Call Parent Flake (second use)
+
+To use, add the following to your subflake's flake.nix:
+
+```nix
+{
+  inputs.flake-compat.url = "github:edolstra/flake-compat";
+}
+```
+
+Afterwards, you can use it to call a flake from anywhere, including a parent directory, as follows:
+
+```nix
+{
+  parent = flake-compat ../.;
+}
+```
diff --git a/default.nix b/default.nix
index 3fef1dd..579a723 100644
--- a/default.nix
+++ b/default.nix
@@ -188,6 +188,8 @@ let
 
 in
   rec {
+    inherit result; # consumed by flake.nix
+
     defaultNix =
       (builtins.removeAttrs result ["__functor"])
       // (if result ? defaultPackage.${system} then { default = result.defaultPackage.${system}; } else {})
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..ad8ceaf
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1 @@
+{ outputs = _: { __functor = _: src: (import ./. {inherit src;}).result; }; }