babel/packages/babel-plugin-proposal-optional-chaining-assign/test/fixtures/general/value-ignored/output.js

function fn(obj) {
  var _obj$prop$x;
  obj === null || obj === void 0 || (_obj$prop$x = obj.prop.x) === null || _obj$prop$x === void 0 || (_obj$prop$x.y = 2);
}