modelling

lib/interfaces/Assignable.ts

@@ -0,0 +1,21 @@
+export abstract class Assignable {
+  protected data: Record<string, unknown> = {};
+
+  public assign (da: Assignable): void {
+    this.assign_object (da.get_data ());
+  }
+
+
+  public assign_to (da: Assignable): void {
+    da.assign (this);
+  }
+
+  public assign_object (obj: Record<string, unknown>): void {
+    for (const key of Object.keys (obj))
+      this.data[key] = obj[key];
+  }
+
+  public get_data (): Record<string, unknown> {
+    return this.data;
+  }
+}

lib/interfaces/DataApply.ts

@@ -1,6 +0,0 @@
-export interface DataApply {
-  apply(da: DataApply): void;
-  apply_object(obj: Record<string, unknown>): void;
-  apply_to(da: DataApply): void;
-  get_data(): Record<string, unknown>;
-}

lib/interfaces/Serializable.ts

@@ -0,0 +1,7 @@
+export interface Serializable {
+  serialize(): string;
+}
+
+export interface Deserializable {
+  deserialize(str: string): Serializable;
+}

lib/interfaces/index.ts

@@ -1,3 +1,2 @@
-export { DataApply } from './DataApply';
-export { Serializable } from './Serializable';
-export { Graphable } from './Graphable';
+export { Assignable } from './Assignable';
+export { Serializable, Deserializable } from './Serializable';