purescript-lua · Unisay · Jun 14, 2026 · Jun 14, 2026
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -0,0 +1,28 @@
+name: CI
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: cachix/install-nix-action@v27
+        with:
+          extra_nix_config: |
+            accept-flake-config = true
+            extra-substituters = https://cache.iog.io https://purescript-lua.cachix.org
+            extra-trusted-public-keys = hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ= purescript-lua.cachix.org-1:yLs4ei2HtnuPtzLekOrW3xdfm95+Etw15gwgyIGTayA=
+
+      - name: Build
+        run: nix develop -c ./scripts/build
+
+      - name: Test
+        run: if [ -f scripts/test ]; then nix develop -c ./scripts/test; fi
+
+      - name: Luacheck
+        run: nix develop -c luacheck --quiet --std min --globals ngx -- src/
diff --git a/flake.lock b/flake.lock
diff --git a/flake.nix b/flake.nix
@@ -4,33 +4,45 @@
   inputs = {
     flake-utils.url = "github:numtide/flake-utils";
     nixpkgs.url = "nixpkgs/nixos-unstable";
-    easyps = {
-      url = "github:justinwoo/easy-purescript-nix";
-      flake = false;
+    purescript-overlay = {
+      url = "github:thomashoneyman/purescript-overlay";
+      inputs.nixpkgs.follows = "nixpkgs";
     };
     pslua.url = "github:Unisay/purescript-lua";
   };
 
-  outputs = { self, nixpkgs, flake-utils, easyps, pslua }:
+  outputs = { self, nixpkgs, flake-utils, purescript-overlay, pslua }:
     flake-utils.lib.eachDefaultSystem (system:
       let
-        p = nixpkgs.legacyPackages.${system};
-        e = import easyps { pkgs = p; };
-        l = p.lua51Packages;
+        pkgs = import nixpkgs {
+          inherit system;
+          overlays = [ purescript-overlay.overlays.default ];
+        };
       in {
-        devShell = p.mkShell {
-          buildInputs = [
-              p.dhall
-              l.lua
-              l.luacheck
-              p.luaformatter
-              pslua.packages.${system}.default
-              e.purs-0_15_15
-              e.purs-tidy
-              e.spago
-              p.treefmt
-            ];
+        devShell = pkgs.mkShell {
+          buildInputs = with pkgs; [
+            dhall
+            lua51Packages.lua
+            lua51Packages.luacheck
+            luaformatter
+            nixfmt-rfc-style
+            pslua.packages.${system}.default
+            purs-bin.purs-0_15_16
+            spago-bin.spago-0_21_0
+            treefmt
+          ];
         };
       });
-}
 
+  # --- Flake Local Nix Configuration ----------------------------
+  nixConfig = {
+    extra-substituters = [
+      "https://cache.iog.io"
+      "https://purescript-lua.cachix.org"
+    ];
+    extra-trusted-public-keys = [
+      "hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ="
+      "purescript-lua.cachix.org-1:yLs4ei2HtnuPtzLekOrW3xdfm95+Etw15gwgyIGTayA="
+    ];
+  };
+}
diff --git a/scripts/build b/scripts/build
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 echo "Building..."