jscript: Added object to number conversion implementation.

dlls/jscript/jsutils.c

@@ -335,6 +335,18 @@ HRESULT to_number(script_ctx_t *ctx, VARIANT *v, jsexcept_t *ei, VARIANT *ret)
         break;
     case VT_BSTR:
         return str_to_number(V_BSTR(v), ret);
+    case VT_DISPATCH: {
+        VARIANT prim;
+        HRESULT hres;
+
+        hres = to_primitive(ctx, v, ei, &prim);
+        if(FAILED(hres))
+            return hres;
+
+        hres = to_number(ctx, &prim, ei, ret);
+        VariantClear(&prim);
+        return hres;
+    }
     case VT_BOOL:
         V_VT(ret) = VT_I4;
         V_I4(ret) = V_BOOL(v) ? 1 : 0;

dlls/jscript/tests/lang.js

@@ -359,6 +359,11 @@ ok(+"-3" === -3, "+'-3' !== -3");
 ok(+"0xff" === 255, "+'0xff' !== 255");
 ok(+"3e3" === 3000, "+'3e3' !== 3000");
 
+tmp = new Number(1);
+ok(+tmp === 1, "ToNumber(new Number(1)) = " + (+tmp));
+tmp = new String("1");
+ok(+tmp === 1, "ToNumber(new String('1')) = " + (+tmp));
+
 ok("" + 0 === "0", "\"\" + 0 !== \"0\"");
 ok("" + 123 === "123", "\"\" + 123 !== \"123\"");
 ok("" + (-5) === "-5", "\"\" + (-5) !== \"-5\"");