infra/nix/home-manager/profiles/nix-channels.nix
2022-11-03 20:46:14 +01:00

27 lines
800 B
Nix

{ pkgs, config, ... }:
let
in {
home.file.".nix-channels".text = "";
home.activation.removeExistingNixChannels =
config.lib.dag.entryBefore [ "checkLinkTargets" ] ''
$DRY_RUN_CMD ${
pkgs.writeScript "activation-script" ''
set -ex
if test -f $HOME/.nix-channels; then
echo Uninstalling available channels...
if test -f $HOME/.nix-channel; then
while read url channel; do
nix-channel --remove $channel
done < $HOME/.nix-channel
fi
echo Moving existing file away...
touch $HOME/.nix-channels.dummy
mv --backup=numbered $HOME/.nix-channels.dummy $HOME/.nix-channels
rm $HOME/.nix-channels
fi
''
};
'';
}