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Get set helpers (#7687)

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* Improve get/set helper

* fixtures

* Edge cases

* Add loose edge cases

* Spec compliant

* Add issue case

* Even more edge cases!

* Final updates

* Fix name

* Use Reflect.{get, set} when available

* Avoid block scoping in loose

* Remove semicolon

* Do not redefine a non-enumerable

* Get strictness from call site, not helpers

* Add called assertions

* Classes are always strict

* Update test fixture
This commit is contained in:
Justin Ridgewell
2018-04-11 11:56:59 -04:00
committed by GitHub
parent 7ae724f553
commit ec3722b3f9
96 changed files with 2522 additions and 60 deletions
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4
packages/babel-plugin-proposal-class-properties/test/fixtures/regression/6154/output.js vendored
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@@ -10,7 +10,9 @@ function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || func
function _classCallCheck(instance, Constructor) { if (!_instanceof(instance, Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = _getPrototypeOf(object); if (parent === null) { return undefined; } else { return _get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } }
function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
function _getPrototypeOf(o) { _getPrototypeOf = Object.getPrototypeOf || function _getPrototypeOf(o) { return o.__proto__; }; return _getPrototypeOf(o); }