initial commit

2026-08-29 15:28:33 +01:00
parent 19f9e6c933
commit 92cc765580
2 changed files with 50 additions and 0 deletions
@@ -0,0 +1,23 @@
+{
+  description = "A flake that provides a set of useful helper functions";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+  };
+
+  outputs = { self, nixpkgs }: {
+    mkIfElse = with nixpkgs.lib; p: yes: no: mkMerge [
+      (mkIf p yes)
+      (mkIf (!p) no)
+    ];
+
+    mkSymlinkActivationScript = {target, source, isDir ? false}: ''
+      if [ ${if isDir then "-d" else "-f"} ${target} ]; then
+        rm${if isDir then " -rf" else ""} ${target}
+      fi
+      ln -s ${source} ${target}
+    '';
+
+    attrByStrPath = strPath: set: nixpkgs.lib.attrsets.attrByPath (nixpkgs.lib.strings.splitString "." strPath) null set;
+  };
+}