Fediversity/website/structure/types.nix

48 lines
1.4 KiB
Nix

{ lib, ... }:
let
inherit (lib) types;
in
rec {
collection = elemType:
let
unparenthesize = class: class == "noun";
desc = type:
types.optionDescriptionPhrase unparenthesize type;
desc' = type:
let
typeDesc = types.optionDescriptionPhrase unparenthesize type;
in
if type.descriptionClass == "noun"
then
typeDesc + "s"
else
"many instances of ${typeDesc}";
in
types.mkOptionType {
name = "collection";
description = "separately specified ${desc elemType} for a collection of ${desc' elemType}";
merge = loc: defs:
map
(def:
let
merged = lib.mergeDefinitions
(loc ++ [ "[definition ${toString def.file}]" ])
elemType
[{ inherit (def) file; value = def.value; }];
in
if merged ? mergedValue then merged.mergedValue else merged.value
)
defs;
check = elemType.check;
getSubOptions = elemType.getSubOptions;
getSubModules = elemType.getSubModules;
substSubModules = m: collection (elemType.substSubModules m);
functor = (lib.defaultFunctor "collection") // {
type = collection;
wrapped = elemType;
payload = { };
};
nestedTypes.elemType = elemType;
};
}