chore: define listToDict in constants

server/common/constants.ts

@@ -1,5 +1,10 @@
 export const APP_NAME = 'CATAPULT';
 
-export const BRANDED_ID_NAMES = ['user', 'task'] as const;
+export const ID_NAME_LIST = ['user', 'task'] as const;
 
 export const IS_PROD = process.env.NODE_ENV === 'production';
+
+const listToDict = <T extends readonly [string, ...string[]]>(list: T): { [U in T[number]]: U } =>
+  list.reduce((dict, type) => ({ ...dict, [type]: type }), {} as { [U in T[number]]: U });
+
+export const ID_NAMES = listToDict(ID_NAME_LIST);

server/common/types/brandedId.ts

@@ -1,7 +1,7 @@
-import type { BRANDED_ID_NAMES } from 'common/constants';
+import type { ID_NAME_LIST } from 'common/constants';
 import type { z } from 'zod';
 
-type IdName = (typeof BRANDED_ID_NAMES)[number];
+type IdName = (typeof ID_NAME_LIST)[number];
 
 type Branded<T extends string> = string & z.BRAND<T>;
 

server/service/brandedId.ts

@@ -1,14 +1,14 @@
-import { BRANDED_ID_NAMES } from 'common/constants';
+import { ID_NAME_LIST } from 'common/constants';
 import type { DtoId, MaybeId } from 'common/types/brandedId';
 import { z } from 'zod';
 
-type IdName = (typeof BRANDED_ID_NAMES)[number];
+type IdName = (typeof ID_NAME_LIST)[number];
 
 type Entity<T extends IdName> = string & z.BRAND<`${T}EntityId`>;
 
 export type EntityId = { [T in IdName]: Entity<T> };
 
-export const brandedId = BRANDED_ID_NAMES.reduce(
+export const brandedId = ID_NAME_LIST.reduce(
   (dict, current) => ({
     ...dict,
     [current]: { entity: z.string(), maybe: z.string(), dto: z.string() },