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Dabbing on mere mortals, folder list

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kat witch 2021-08-09 23:24:13 +01:00
parent 07461d9b1c
commit 3ccfafb192
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4 changed files with 8 additions and 5 deletions
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1
pkgs/lib/default.nix
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@ -15,4 +15,5 @@
domainMerge = import ./domain-merge.nix { inherit lib; };
modListMerge = import ./intersect-merge.nix { inherit lib; };
modList = import ./module-list.nix { inherit lib; };
folderList = import ./folder-list.nix { inherit lib; };
}; in katlib

5
pkgs/lib/folder-list.nix Normal file
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@ -0,0 +1,5 @@
{ lib }: path: excludes: let
filterAttrNamesToList = filter: set:
lib.foldl' (a: b: a ++ b) [ ]
(map (e: if (filter e set.${e}) then [ e ] else [ ]) (lib.attrNames set));
in (filterAttrNamesToList (name: type: ! (builtins.elem name excludes) && type == "directory") (builtins.readDir path))