Sets proper name on record type for identification

Also supports a custom name on the `@Model()` decorator.

Author: gingi

desktop/src/@batch-flask/core/record/decorators.ts

@@ -56,13 +56,12 @@ export function ListProp<T>(type: any) {
     };
 }
 
-export function Model() {
+export function Model(name?: string) {
     return <T extends new(...args: any[]) => {}>(ctr: T) => {
         if (!(ctr.prototype instanceof Record)) {
             throw new RecordMissingExtendsError(ctr);
         }
-
-        return (class extends ctr {
+        const model = (class extends ctr {
             constructor(...args: any[]) {
                 const [data] = args;
                 if (data instanceof ctr) {
@@ -72,5 +71,7 @@ export function Model() {
                 (this as any)._completeInitialization();
             }
         });
+        Object.defineProperty(model, "name", { value: name || ctr.name });
+        return model;
     };
 }

desktop/src/@batch-flask/core/record/record.spec.ts

@@ -44,6 +44,12 @@ class InheritedTestRec extends SimpleTestRec {
     public d: number;
 }
 
+@Model("CustomName")
+class CustomNameRec extends Record<any> {
+    @Prop()
+    public id: string = "default-id";
+}
+
 describe("Record", () => {
     it("should throw an exeption when record doesn't extends Record class", () => {
         try {
@@ -176,4 +182,12 @@ describe("Record", () => {
         expect(SimpleTestRec.isStaticMethod).not.toBeFalsy();
         expect(SimpleTestRec.isStaticMethod()).toBe(true);
     });
+
+    it("should allow a custom record name to be set", () => {
+        const rec1 = new TestRec();
+        expect(rec1.constructor.name).toEqual("TestRec");
+
+        const rec2 = new CustomNameRec();
+        expect(rec2.constructor.name).toEqual("CustomName");
+    });
 });