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lib/options: refactor mkPackageOption

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Anselm Schüler 2023-10-06 12:51:23 +02:00
parent 55ab538abf
commit 7e24b3619f
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GPG key ID: BA34EE1ABA3A0955
1 changed files with 13 additions and 13 deletions
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26
lib/options.nix
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@ -201,21 +201,21 @@ rec {
}:
let
name' = if isList name then last name else name;
in mkOption ({
type = with lib.types; (if nullable then nullOr else lib.id) package;
default' = if isList default then default else [ default ];
defaultText = concatStringsSep "." default';
defaultValue = attrByPath default'
(throw "${defaultText} cannot be found in ${pkgsText}") pkgs;
defaults = if default != null then {
default = defaultValue;
defaultText = literalExpression ("${pkgsText}." + defaultText);
} else optionalAttrs nullable {
default = null;
};
in mkOption (defaults // {
description = "The ${name'} package to use."
+ (if extraDescription == "" then "" else " ") + extraDescription;
} // (if default != null then let
default' = if isList default then default else [ default ];
defaultPath = concatStringsSep "." default';
defaultValue = attrByPath default'
(throw "${defaultPath} cannot be found in ${pkgsText}") pkgs;
in {
default = defaultValue;
defaultText = literalExpression ("${pkgsText}." + defaultPath);
} else if nullable then {
default = null;
} else { }) // lib.optionalAttrs (example != null) {
type = with lib.types; (if nullable then nullOr else lib.id) package;
} // optionalAttrs (example != null) {
example = literalExpression
(if isList example then "${pkgsText}." + concatStringsSep "." example else example);
});