universe/lib/default.nix

39 lines
1.2 KiB
Nix

{ lib }:
lib.makeExtensible (self:
with lib;
rec {
flattenListSet = imports: (flatten (concatLists (attrValues imports)));
flattenSetList = attrSet: (mapAttrs (name: value: flatten value) attrSet);
# ["/home/user/" "/.screenrc"] -> ["home" "user" ".screenrc"]
splitPath = paths:
(filter
(s: builtins.typeOf s == "string" && s != "")
(concatMap (builtins.split "/") paths)
);
# ["home" "user" ".screenrc"] -> "home/user/.screenrc"
dirListToPath = dirList: (concatStringsSep "/" dirList);
# ["/home/user/" "/.screenrc"] -> "/home/user/.screenrc"
concatPaths = paths:
let
prefix = optionalString (hasPrefix "/" (head paths)) "/";
path = dirListToPath (splitPath paths);
in
prefix + path;
sanitizeName = name:
replaceStrings
[ "." ] [ "" ]
(sanitizeDerivationName (removePrefix "/" name));
mapGenAttrs = list: func: attrs:
lib.genAttrs list (name: func (if builtins.typeOf attrs == "lambda" then attrs name else attrs));
dirsOf = dir: lib.attrNames (lib.filterAttrs (file: type: type == "directory") (builtins.readDir dir));
} // (
import ./digga.nix { inherit lib; }
) // (
import ./hosts.nix { inherit lib; }
))