feat: 🎸 correct generic types

Author: streamich

src/type/classes/ObjType.ts

@@ -51,14 +51,14 @@ export class ObjKeyOptType<K extends string, V extends Type> extends ObjKeyType<
   }
 }
 
-export class ObjType<F extends ObjKeyType<any, any>[] = ObjKeyType<any, any>[]> extends AbsType<
+export class ObjType<F extends (ObjKeyType<any, any> | ObjKeyOptType<any, any>)[] = (ObjKeyType<any, any> | ObjKeyOptType<any, any>)[]> extends AbsType<
   schema.ObjSchema<SchemaOfObjectFields<F>>
 > {
   constructor(public readonly keys: F) {
     super(schema.s.obj as any);
   }
 
-  private _key(field: ObjKeyType<any, any>, options?: schema.Optional<schema.KeySchema<any, any>>): void {
+  private _key(field: ObjKeyType<any, any> | ObjKeyOptType<any, any>, options?: schema.Optional<schema.KeySchema<any, any>>): void {
     if (options) field.options(options);
     field.system = this.system;
     this.keys.push(field as any);
@@ -94,7 +94,7 @@ export class ObjType<F extends ObjKeyType<any, any>[] = ObjKeyType<any, any>[]>
   ): ObjType<[...F, ObjKeyOptType<K, V>]> {
     this._key(new ObjKeyOptType<K, V>(key, value), options);
     return <any>this;
-  }
+  }d
 
   public getSchema(): schema.ObjSchema<SchemaOfObjectFields<F>> {
     return {