devos/lib/lists.nix

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Nix
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{ lib }:
{
collectProfiles = set:
let
collectNestedProfiles = set:
lib.mapAttrsToList (n: v:
if builtins.isAttrs v then
[ v.default or null ] ++ collectNestedProfiles v
else null
) set;
in
builtins.filter (x: x != null) (lib.flatten (collectNestedProfiles set));
pathsIn = dir:
let
fullPath = name: "${toString dir}/${name}";
in
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map fullPath (lib.attrNames (lib.safeReadDir dir));
unifyOverlays = channels: map (o: if builtins.isFunction (o null null) then o channels else o);
}