An experimental javascript Proxy object that reports the path that was requested (some limitations)

PathProxy.js

/** An experimental Proxy that reports the path that was requested */
class PathProxy {
  constructor(id) {
      let proxy = new Proxy({ identity: id }, {
          get: (target, name) => {
            if (name.toString() === 'identity') { 
              return target.identity; 
            } else {
              if (!(name in target)) {
                target[name] = new PathProxy(`${target.identity}.${name.toString()}`);
              }
              return target[name];
            }
          }
      });
      return proxy;
  }
}

var reporter = new PathProxy('$');
console.log(reporter.test.a.path);          // expected: { identity: '$.test.a.path' }
console.log(reporter.test.a.path.identity); // expected: $.test.a.path