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Add assertion for needed upgrade to home-manager 20.03

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This commit is contained in:
Tobias Happ 2020-04-24 21:49:49 +02:00
parent 55d33896fd
commit b4c185c146
1 changed files with 40 additions and 19 deletions
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59
modules/home-manager.nix
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@ -7,6 +7,9 @@ with lib;
let
cfg = config.home-manager;
tryEval = builtins.tryEval <home-manager/modules/modules.nix>;
assertion = tryEval.success && builtins.functionArgs (import tryEval.value) ? useNixpkgsModule;
extendedLib = import <home-manager/modules/lib/stdlib-extended.nix> pkgs.lib;
hmModule = types.submoduleWith {
@ -49,7 +52,10 @@ in
};
config = mkOption {
type = types.nullOr hmModule;
type =
if assertion
then types.nullOr hmModule
else types.unspecified;
default = null;
description = "Home Manager configuration.";
};
@ -71,28 +77,43 @@ in
###### implementation
config = mkIf (cfg.config != null) {
config = mkIf (cfg.config != null) (mkMerge [
inherit (cfg.config) assertions warnings;
{
assertions = [
{
inherit assertion;
message = "You are currently using release-19.09 branch of home-manager, you need "
+ "to update to the release-20.03 channel.";
}
];
}
build = {
activationBefore = mkIf cfg.useUserPackages {
setPriorityHomeManagerPath = ''
if nix-env -q | grep '^home-manager-path$'; then
$DRY_RUN_CMD nix-env $VERBOSE_ARG --set-flag priority 120 home-manager-path
fi
'';
# hack to determine if cfg.config is a valid home-manager config
(mkIf (cfg.config ? home && cfg.config.home ? activationPackage) {
inherit (cfg.config) assertions warnings;
build = {
activationBefore = mkIf cfg.useUserPackages {
setPriorityHomeManagerPath = ''
if nix-env -q | grep '^home-manager-path$'; then
$DRY_RUN_CMD nix-env $VERBOSE_ARG --set-flag priority 120 home-manager-path
fi
'';
};
activationAfter.homeManager = concatStringsSep " " (
optional
(cfg.backupFileExtension != null)
"HOME_MANAGER_BACKUP_EXT='${cfg.backupFileExtension}'"
++ [ "${cfg.config.home.activationPackage}/activate" ]
);
};
activationAfter.homeManager = concatStringsSep " " (
optional
(cfg.backupFileExtension != null)
"HOME_MANAGER_BACKUP_EXT='${cfg.backupFileExtension}'"
++ [ "${cfg.config.home.activationPackage}/activate" ]
);
};
environment.packages = mkIf cfg.useUserPackages cfg.config.home.packages;
environment.packages = mkIf cfg.useUserPackages cfg.config.home.packages;
})
};
]);
}