nix-helpers: 6fca37316339433f99447cd072fc474e82c93705

     1: { callPackage, getType, hello }:
     2: 
     3: assert getType hello == "derivation";
     4: assert getType { } == "set";
     5: assert getType (x: x) == "callable";
     6: assert getType (callPackage ({ }: x: x) { }) == "callable";
     7: assert getType [ ] == "list";
     8: { }