Add value object shared class

src/shared/core/ValueObject.ts

@@ -0,0 +1,23 @@
+interface ValueObjectProps {
+  [index: string]: any;
+}
+
+export abstract class ValueObject<T extends ValueObjectProps> {
+  public props: T;
+
+  protected constructor(props: T) {
+    this.props = { ...props };
+  }
+
+  public equals(valueObject?: ValueObject<T>): boolean {
+    if (valueObject === null || valueObject === undefined) {
+      return false;
+    }
+
+    if (valueObject.props === undefined) {
+      return false;
+    }
+
+    return JSON.stringify(this.props) === JSON.stringify(valueObject.props);
+  }
+}