chore: add jsdoc and remove space

Author: sciborrudnicki

packages/type/src/lib/bigint-object.class.ts

@@ -8,4 +8,3 @@ export class BigIntObject {
     return PrimitiveObject.bigint;
   }
 }
-

packages/type/src/lib/string-object.class.ts

@@ -1,10 +1,16 @@
 import { PrimitiveObject } from './primitive-object.class';
 
 export class StringObject {
+  /**
+   * Create a new `String` instance.
+   */
   static set set(value: any) {
     PrimitiveObject.string = new String(value);
   }
-  static get get(): String {
+  /**
+   * Get instance.
+   */
+   static get get(): String {
     return PrimitiveObject.string;
   }
 }