Initial commit

.gitignore

@@ -0,0 +1 @@
+.direnv

devshell.toml

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+# https://numtide.github.io/devshell
+[[commands]]
+package = "devshell.cli"
+help = "Per project developer environments"

envrc.sample

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+source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/1.2.3/direnvrc" "sha256-/aHqL/6nLpHcZJcB5/7/5+mO338l28uFbq88DMfWJn4="
+use flake

flake.lock

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+{
+  "nodes": {
+    "devshell": {
+      "locked": {
+        "lastModified": 1622013274,
+        "narHash": "sha256-mK/Lv0lCbl07dI5s7tR/7nb79HunKnJik3KyR6yeI2k=",
+        "owner": "numtide",
+        "repo": "devshell",
+        "rev": "e7faf69e6bf8546517cc936c7f6d31c7eb3abcb2",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "devshell",
+        "type": "github"
+      }
+    },
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1620759905,
+        "narHash": "sha256-WiyWawrgmyN0EdmiHyG2V+fqReiVi8bM9cRdMaKQOFg=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "b543720b25df6ffdfcf9227afafc5b8c1fabfae8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1622190693,
+        "narHash": "sha256-xSnIDR4HYljTPmgwZ942/JZTwQNidm/+uZjif4PpBmk=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "69ef6e0883033bf80ce109a9f148d99539123838",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "devshell": "devshell",
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

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+{
+  description = "virtual environments";
+
+  inputs.devshell.url = "github:numtide/devshell";
+  inputs.flake-utils.url = "github:numtide/flake-utils";
+
+  outputs = { self, flake-utils, devshell, nixpkgs }:
+    flake-utils.lib.eachDefaultSystem (system: {
+      devShell =
+        let pkgs = import nixpkgs {
+          inherit system;
+
+          overlays = [ devshell.overlay ];
+        };
+        in
+        pkgs.devshell.mkShell {
+          imports = [ (pkgs.devshell.importTOML ./devshell.toml) ];
+        };
+    });
+}