remove list of unions

lib/config/builder/builder.ts

@@ -1,5 +1,3 @@
-import { typeFromProps } from "../../util";
-
 export class IBuilder<A> {
   protected constructor(readonly a: A) { }
 

lib/config/builder/list.ts

@@ -1,6 +1,5 @@
 import { BuilderExtract, IBuilder } from "./builder";
 import { Config } from "./config";
-import { Variants } from "./variants";
 import {
   InputSpec,
   UniqueBy,
@@ -107,47 +106,6 @@ export class List<A extends ValueSpecList> extends IBuilder<A> {
       ...value,
     });
   }
-  static union<
-    A extends {
-      name: string;
-      description: string | null;
-      warning: string | null;
-      default: Record<string, unknown>[];
-      range: string;
-      spec: {
-        select: {
-          name: string;
-          description: string | null;
-          warning: string | null;
-        }
-        variants: Variants<{
-          [key: string]: { name: string; spec: InputSpec };
-        }>;
-        displayAs: null | string;
-        uniqueBy: UniqueBy;
-        default: string;
-      };
-    }
-  >(a: A) {
-    const { spec: previousSpec, ...rest } = a;
-    const { variants: previousVariants, ...restSpec } = previousSpec;
-    const variants = previousVariants.build() as BuilderExtract<
-      A["spec"]["variants"]
-    >;
-    const spec = {
-      ...restSpec,
-      variants,
-    };
-    const value = {
-      spec,
-      ...rest,
-    };
-    return new List({
-      type: "list" as const,
-      subtype: "union" as const,
-      ...value,
-    });
-  }
 
   public validator() {
     return guardAll(this.a);

lib/config/builder/value.ts

@@ -7,7 +7,6 @@ import {
   ValueSpec,
   ValueSpecList,
   ValueSpecNumber,
-  ValueSpecOf,
   ValueSpecString,
 } from "../config-types";
 import { guardAll } from "../../util";
@@ -146,8 +145,10 @@ export class Value<A extends ValueSpec> extends IBuilder<A> {
       name: string;
       description: string | null;
       warning: string | null;
+      selectKey: string;
       variants: Variants<{ [key: string]: { name: string; spec: InputSpec } }>;
-      default: string;
+      nullable: boolean;
+      default: string | null;
     }
   >(a: A) {
     const { variants: previousVariants, ...rest } = a;