Add flake;

Author: joergdw

.envrc

@@ -1,2 +1,9 @@
-export GOPATH=$PWD
-export PATH=$GOPATH/bin:$PATH
+use_strict
+
+# export GOPATH=$PWD
+# export PATH=$GOPATH/bin:$PATH
+
+if has nix
+then
+   use flake
+fi

.gitignore

@@ -1,6 +1,4 @@
-/out/
-/pkg/
-/bin/
-.idea
-build
+# Nix build-results
+/result
+/result-*
 

flake.lock

@@ -0,0 +1,59 @@
+{
+  description = ''
+    Flake for the cf-cli-plugin for app-autoscaler
+
+    For more on app-autoscaler, see: <https://github.com/cloudfoundry/app-autoscaler-release>
+  '';
+
+  inputs = {
+    nixpkgs.url = github:NixOS/nixpkgs/nixos-23.11;
+  };
+
+  outputs = { self, nixpkgs, flake-utils }:
+    let
+      supportedSystems = [ "x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin" ];
+
+      # Helper function to generate an attrset '{ x86_64-linux = f "x86_64-linux"; ... }'.
+      forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
+
+      # Nixpkgs instantiated for supported system types.
+      nixpkgsFor = forAllSystems (system: import nixpkgs { inherit system; });
+    in flake-utils.lib.eachSystem supportedSystems (system: {
+      packages = {
+        app-autoscaler-cli-plugin = nixpkgsFor.${system}.buildGoModule rec {
+          pname = "app-autoscaler-cli-plugin";
+          version =
+            let
+              lastModifiedDate = self.lastModifiedDate or self.lastModified or "19700101";
+            in "${builtins.substring 0 8 lastModifiedDate}-dev";
+          src = ./.;
+          vendorHash = "sha256-NzEStcOv8ZQsHOA8abLABKy+ZE3/SiYbRD/ZVxo0CEk=";
+
+          doCheck = false;
+
+          meta = {
+            description = ''
+              App-AutoScaler plug-in provides the command line interface to manage
+              [App AutoScaler](<https://github.com/cloudfoundry-incubator/app-autoscaler>)
+              policies, retrieve metrics and scaling event history.
+            '';
+            homepage = "https://github.com/cloudfoundry/app-autoscaler-cli-plugin";
+            license = [nixpkgsLib.licenses.apsl20];
+          };
+        };
+      };
+
+      devShells =
+        let
+          nixpkgs = nixpkgsFor.${system};
+        in {
+          default = nixpkgs.mkShell {
+            buildInputs = with nixpkgs; [
+              delve
+              go
+              gopls
+            ];
+          };
+        };
+    });
+}