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lib/modules: add class to specialArgs

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Co-Authored-By: Johannes Kirschbauer <hsjobeki@gmail.com>
This commit is contained in:
Michael Hoang 2025-03-30 23:11:03 +09:00
parent c8cd81426f
commit 6de9039315
7 changed files with 105 additions and 1 deletions
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1
lib/modules.nix
View file

@ -257,6 +257,7 @@ let
config
specialArgs
;
_class = class;
}
// specialArgs
);

12
lib/tests/modules.sh
View file

@ -681,6 +681,18 @@ checkConfigOutput '^true$' config.viaConfig ./mkDefinition.nix
checkConfigOutput '^true$' config.mkMerge ./mkDefinition.nix
checkConfigOutput '^true$' config.mkForce ./mkDefinition.nix
# specialArgs._class
checkConfigOutput '"nixos"' config.nixos.config.foo ./specialArgs-class.nix
checkConfigOutput '"bar"' config.conditionalImportAsNixos.config.foo ./specialArgs-class.nix
checkConfigError 'attribute .*bar.* not found' config.conditionalImportAsNixos.config.bar ./specialArgs-class.nix
checkConfigError 'attribute .*foo.* not found' config.conditionalImportAsDarwin.config.foo ./specialArgs-class.nix
checkConfigOutput '"foo"' config.conditionalImportAsDarwin.config.bar ./specialArgs-class.nix
checkConfigOutput '"nixos"' config.sub.nixos.foo ./specialArgs-class.nix
checkConfigOutput '"bar"' config.sub.conditionalImportAsNixos.foo ./specialArgs-class.nix
checkConfigError 'attribute .*bar.* not found' config.sub.conditionalImportAsNixos.bar ./specialArgs-class.nix
checkConfigError 'attribute .*foo.* not found' config.sub.conditionalImportAsDarwin.foo ./specialArgs-class.nix
checkConfigOutput '"foo"' config.sub.conditionalImportAsDarwin.bar ./specialArgs-class.nix
cat <<EOF
====== module tests ======
$pass Pass

3
lib/tests/modules/assert-module-class-is-nixos.nix Normal file
View file

@ -0,0 +1,3 @@
{ _class, ... }:
assert _class == "nixos";
{ }

5
lib/tests/modules/class-check.nix
View file

@ -5,7 +5,9 @@
nixosOk = lib.mkOption {
type = lib.types.submoduleWith {
class = "nixos";
modules = [ ];
modules = [
./assert-module-class-is-nixos.nix
];
};
};
# Same but will have bad definition
@ -45,6 +47,7 @@
class = "nixos";
modules = [
./module-class-is-nixos.nix
./assert-module-class-is-nixos.nix
];
};

8
lib/tests/modules/expose-module-class.nix Normal file
View file

@ -0,0 +1,8 @@
{ _class, lib, ... }:
{
options = {
foo = lib.mkOption {
default = _class;
};
};
}

23
lib/tests/modules/polymorphic-module.nix Normal file
View file

@ -0,0 +1,23 @@
{ _class, lib, ... }:
let
nixosModule =
{ ... }:
{
options.foo = lib.mkOption {
default = "bar";
};
};
darwinModule =
{ ... }:
{
options.bar = lib.mkOption {
default = "foo";
};
};
in
{
imports = [
(lib.optionalAttrs (_class == "nixos") nixosModule)
(lib.optionalAttrs (_class == "darwin") darwinModule)
];
}

54
lib/tests/modules/specialArgs-class.nix Normal file
View file

@ -0,0 +1,54 @@
{ lib, ... }:
{
options = {
sub = {
nixos = lib.mkOption {
type = lib.types.submoduleWith {
class = "nixos";
modules = [
./expose-module-class.nix
];
};
default = { };
};
conditionalImportAsNixos = lib.mkOption {
type = lib.types.submoduleWith {
class = "nixos";
modules = [
./polymorphic-module.nix
];
};
default = { };
};
conditionalImportAsDarwin = lib.mkOption {
type = lib.types.submoduleWith {
class = "darwin";
modules = [
./polymorphic-module.nix
];
};
default = { };
};
};
};
config = {
_module.freeformType = lib.types.anything;
nixos = lib.evalModules {
class = "nixos";
modules = [ ./expose-module-class.nix ];
};
conditionalImportAsNixos = lib.evalModules {
class = "nixos";
modules = [ ./polymorphic-module.nix ];
};
conditionalImportAsDarwin = lib.evalModules {
class = "darwin";
modules = [ ./polymorphic-module.nix ];
};
};
}