From 4504c0f122ccbea42e80cd095677fb768f8373f8 Mon Sep 17 00:00:00 2001
From: Luc Perkins <lucperkins@gmail.com>
Date: Thu, 28 Jul 2022 23:37:55 +0200
Subject: [PATCH] Add Node.js environment

---
 README.md       |  3 +++
 flake.nix       |  5 +++++
 node/.envrc     |  1 +
 node/flake.lock | 42 ++++++++++++++++++++++++++++++++++++++++++
 node/flake.nix  | 36 ++++++++++++++++++++++++++++++++++++
 5 files changed, 87 insertions(+)
 create mode 100644 node/.envrc
 create mode 100644 node/flake.lock
 create mode 100644 node/flake.nix

diff --git a/README.md b/README.md
index d9a61bc..7d07121 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,9 @@ nix flake init --template github:the-nix-way/dev-templates#go_1_17
 # Go 1.18
 nix flake init --template github:the-nix-way/dev-templates#go_1_18
 
+# Node.js
+nix flake init --template github:the-nix-way/dev-templates#node
+
 # Rust
 nix flake init --template github:the-nix-way/dev-templates#rust
 
diff --git a/flake.nix b/flake.nix
index afc61b3..bf58963 100644
--- a/flake.nix
+++ b/flake.nix
@@ -18,6 +18,11 @@
         description = "Go 1.18 development environment";
       };
 
+      node = {
+        path = ./node;
+        description = "Node.js development environment";
+      };
+
       rust = {
         path = ./rust;
         description = "Rust development environment";
diff --git a/node/.envrc b/node/.envrc
new file mode 100644
index 0000000..a5dbbcb
--- /dev/null
+++ b/node/.envrc
@@ -0,0 +1 @@
+use flake .
diff --git a/node/flake.lock b/node/flake.lock
new file mode 100644
index 0000000..26c4e97
--- /dev/null
+++ b/node/flake.lock
@@ -0,0 +1,42 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1656928814,
+        "narHash": "sha256-RIFfgBuKz6Hp89yRr7+NR5tzIAbn52h8vT6vXkYjZoM=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "7e2a3b3dfd9af950a856d66b0a7d01e3c18aa249",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1659041591,
+        "narHash": "sha256-kKoy3tDZl3w0GuVlvJ6W/ERGRqeXy2+IGXL9g1a3F68=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "ab0794b1ae2756411d176dd5b82843a4ae56fe6e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/node/flake.nix b/node/flake.nix
new file mode 100644
index 0000000..c96901f
--- /dev/null
+++ b/node/flake.nix
@@ -0,0 +1,36 @@
+{
+  description = "A Nix-flake-based Node.js development environment";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, flake-utils }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs { inherit system; };
+
+        inherit (pkgs) mkShell;
+
+        nodejs = pkgs.nodejs;
+        pnpm = pkgs.nodePackages.pnpm;
+        yarn = pkgs.yarn;
+
+      in {
+        devShells = {
+          default = pkgs.mkShell {
+            nativeBuildInputs = [
+              nodejs
+              pnpm
+              (yarn.override { inherit nodejs; })
+            ];
+
+            shellHook = ''
+              echo "node `${nodejs}/bin/node --version`"
+            '';
+          };
+        };
+      }
+    );
+}