TypeScript try-catch

trycatch.js

var MyException = (function () {
    function MyException(status, body) {
        this.status = status;
        this.body = body;
    }
    return MyException;
})();
function moke() {
    try {
        throw new MyException(404, { "msg": "not found" });
    }
    catch (e) {
        console.log(e.status);
    }
}

trycatch.ts

class MyException {
	status : number;
	body : any;
	constructor(status : number, body : any) {
		this.status = status;
		this.body = body;
	}
	
}

function moke() {
	try {
		throw new MyException(404, {"msg":"not found"});
	} catch (e) {
		console.log((<MyException> e).status);
	}
}