Merge pull request #42923 from Gabriel439/gabriel/readDirectory
Add `pkgs.haskell.lib.packagesFromDirectory` utility
This commit is contained in:
commit
873465eede
|
@ -382,4 +382,23 @@ rec {
|
|||
allPkgconfigDepends;
|
||||
};
|
||||
|
||||
# Utility to convert a directory full of `cabal2nix`-generated files into a
|
||||
# package override set
|
||||
#
|
||||
# packagesFromDirectory : { directory : Directory, ... } -> HaskellPackageOverrideSet
|
||||
packagesFromDirectory =
|
||||
{ directory, ... }:
|
||||
|
||||
self: super:
|
||||
let
|
||||
haskellPaths = builtins.attrNames (builtins.readDir directory);
|
||||
|
||||
toKeyVal = file: {
|
||||
name = builtins.replaceStrings [ ".nix" ] [ "" ] file;
|
||||
|
||||
value = self.callPackage (directory + "/${file}") { };
|
||||
};
|
||||
|
||||
in
|
||||
builtins.listToAttrs (map toKeyVal haskellPaths);
|
||||
}
|
||||
|
|
Loading…
Reference in a new issue