Truth: Base

index.html

@@ -799,6 +799,9 @@ <h4>Lock file</h4>
 				    </code>
 				  </pre>
                                 </section>
+                                <section data-background-iframe="https://nixos.org/manual/nix/unstable/language/derivations.html"
+					 data-background-interactive>
+				</section>
                                 <section>
                                   Where do I output the build?
                                   <br></br>                                  <br></br>

the-truth/.envrc

@@ -0,0 +1 @@
+use flake

the-truth/flake.nix

@@ -0,0 +1,46 @@
+{
+  inputs.nixpkgs.url = "github:NixOs/nixpkgs";
+
+  outputs = { nixpkgs, ... }:
+    let
+      system = "x86_64-linux";
+      pkgs = import nixpkgs { inherit system; };
+    in {
+      packages.${system} = {
+        isolation = builtins.derivation {
+          name = "isolation";
+          builder = "${pkgs.bash}/bin/bash";
+          args = [
+            (builtins.toFile "builder.sh" ''
+              set -euox pipefail;
+              mkdir "$out";
+              env > "$out/env";
+              ls /nix/store > "$out/visible-store";
+            '')
+          ];
+          PATH = "${pkgs.coreutils}/bin";
+          inherit system;
+        };
+        unworth = builtins.derivation {
+          name = "unworth";
+          builder = "${pkgs.bash}/bin/bash";
+          args = [
+            (builtins.toFile "builder.sh" ''
+              exit 1
+            '')
+          ];
+          inherit system;
+        };
+        sloth = builtins.derivation {
+          name = "sloth";
+          builder = "${pkgs.bash}/bin/bash";
+          args = [
+            (builtins.toFile "builder.sh" ''
+              exit 0
+            '')
+          ];
+          inherit system;
+        };
+      };
+    };
+}