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Throw better errors for non-iterables when Symbol doesn't exist (#11264)

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This commit is contained in:
Nicolò Ribaudo
2020-03-16 16:34:33 +01:00
committed by GitHub
parent 10058901d0
commit 1ba41f2084
17 changed files with 115 additions and 26 deletions
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4
packages/babel-plugin-transform-modules-commonjs/test/fixtures/regression/T7199/output.js vendored
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@@ -6,9 +6,9 @@ function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "d
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _iterableToArrayLimit(arr, i) { if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) === "[object Arguments]")) { return; } var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
function _iterableToArrayLimit(arr, i) { if ((typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) && Object.prototype.toString.call(arr) !== "[object Arguments]") return; var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }