tvl-depot/third_party/nix/tests/lang/eval-okay-delayed-with.nix
Vincent Ambo 7994fd1d54 Add 'third_party/nix/' from commit 'be66c7a6b24e3c3c6157fd37b86c7203d14acf10'
git-subtree-dir: third_party/nix
git-subtree-mainline: cf8cd640c1
git-subtree-split: be66c7a6b24e3c3c6157fd37b86c7203d14acf10
2020-05-17 15:52:38 +01:00

29 lines
593 B
Nix

let
pkgs_ = with pkgs; {
a = derivation {
name = "a";
system = builtins.currentSystem;
builder = "/bin/sh";
args = [ "-c" "touch $out" ];
inherit b;
};
b = derivation {
name = "b";
system = builtins.currentSystem;
builder = "/bin/sh";
args = [ "-c" "touch $out" ];
inherit a;
};
c = b;
};
packageOverrides = pkgs: with pkgs; {
b = derivation (b.drvAttrs // { name = "${b.name}-overridden"; });
};
pkgs = pkgs_ // (packageOverrides pkgs_);
in "${pkgs.a.b.name} ${pkgs.c.name} ${pkgs.b.a.name}"