fix(interop): Construct Pointer from a wrapped number

This adds support for the following syntax `interop.Pointer(new Number(number))`.

Author: mbektchiev

src/NativeScript/Marshalling/Pointer/PointerConstructor.cpp

@@ -35,6 +35,12 @@ EncodedJSValue JSC_HOST_CALL PointerConstructor::constructPointerInstance(ExecSt
     if (execState->argumentCount() == 1) {
         auto arg0 = execState->argument(0);
 
+        if (arg0.isObject()) {
+            if (JSWrapperObject* wrapper = jsCast<JSWrapperObject*>(arg0)) {
+                arg0 = wrapper->internalValue();
+            }
+        }
+
         if (!arg0.isAnyInt()) {
             auto scope = DECLARE_THROW_SCOPE(execState->vm());
             return throwVMError(execState, scope, createError(execState, "Pointer constructor's first arg must be an integer."_s));

tests/TestRunner/app/Marshalling/PointerTests.js

@@ -18,6 +18,14 @@ describe(module.id, function () {
         expect(pointer.toString()).toBe(`<Pointer: ${hexMinusOneForCurrentBitness}>`);
     });
 
+    it("Pointer from a wrapped Number", function () {
+        const number = 0x12abcdef;
+        var pointer = new interop.Pointer(new Number(number));
+        expect(pointer instanceof interop.Pointer).toBe(true);
+        expect(pointer.toNumber()).toBe(number);
+        expect(pointer.toString()).toBe(`<Pointer: 0x${number.toString(16)}>`);
+    });
+
     it("PointerArithmetic", function () {
         var pointer = new interop.Pointer(0xFFFFFFFE);
         expect(pointer.toNumber()).toBe(0xFFFFFFFE);