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fix: early return when instance is not iterable (#10396)

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* fix: early return when instance is not iterable

* chore: update test fixtures

* fix: gaurd against arguments for old browsers
This commit is contained in:
Huáng Jùnliàng
2019-09-06 12:09:57 -04:00
committed by Nicolò Ribaudo
parent 8da9d8b4b8
commit b64cb9aaf1
5 changed files with 18 additions and 4 deletions
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2
packages/babel-plugin-transform-modules-commonjs/test/fixtures/regression/T7199/output.js vendored
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@@ -8,7 +8,7 @@ function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArra
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }
function _iterableToArrayLimit(arr, i) { 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 (!(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; }