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[_objectSpread2] Do not use hoisted var from prev iteration (#10180)

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Nicolò Ribaudo 2019-07-09 16:38:40 +02:00 committed by GitHub
parent 25f040caa4
commit 9e65472377
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8 changed files with 13 additions and 7 deletions
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2
packages/babel-helpers/src/helpers.js
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@ -430,7 +430,7 @@ helpers.objectSpread2 = helper("7.5.0")`
} else if (Object.getOwnPropertyDescriptors) {
Object.defineProperties(target, Object.getOwnPropertyDescriptors(arguments[i]));
} else {
ownKeys(source).forEach(function (key) {
ownKeys(arguments[i]).forEach(function (key) {
Object.defineProperty(
target,
key,

2
packages/babel-plugin-proposal-object-rest-spread/test/fixtures/object-spread/assignment/output.js vendored
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@ -1,6 +1,6 @@
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { keys.push.apply(keys, Object.getOwnPropertySymbols(object)); } if (enumerableOnly) keys = keys.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { if (i % 2) { var source = arguments[i] != null ? arguments[i] : {}; ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(arguments[i])); } else { ownKeys(source).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(arguments[i], key)); }); } } return target; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { if (i % 2) { var source = arguments[i] != null ? arguments[i] : {}; ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(arguments[i])); } else { ownKeys(arguments[i]).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(arguments[i], key)); }); } } return target; }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

2
packages/babel-plugin-proposal-object-rest-spread/test/fixtures/object-spread/expression/output.js vendored
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@ -1,6 +1,6 @@
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { keys.push.apply(keys, Object.getOwnPropertySymbols(object)); } if (enumerableOnly) keys = keys.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { if (i % 2) { var source = arguments[i] != null ? arguments[i] : {}; ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(arguments[i])); } else { ownKeys(source).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(arguments[i], key)); }); } } return target; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { if (i % 2) { var source = arguments[i] != null ? arguments[i] : {}; ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(arguments[i])); } else { ownKeys(arguments[i]).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(arguments[i], key)); }); } } return target; }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

6
packages/babel-plugin-proposal-object-rest-spread/test/fixtures/object-spread/no-getOwnPropertyDescriptors/exec.js vendored Normal file
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@ -0,0 +1,6 @@
const oldGOPDs = Object.getOwnPropertyDescriptors;
Object.getOwnPropertyDescriptors = null;
({ ...{ a: 1 }, ...{} });
Object.getOwnPropertyDescriptors = oldGOPDs;

2
packages/babel-plugin-proposal-object-rest-spread/test/fixtures/object-spread/variable-declaration/output.js vendored
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@ -1,6 +1,6 @@
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { keys.push.apply(keys, Object.getOwnPropertySymbols(object)); } if (enumerableOnly) keys = keys.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { if (i % 2) { var source = arguments[i] != null ? arguments[i] : {}; ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(arguments[i])); } else { ownKeys(source).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(arguments[i], key)); }); } } return target; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { if (i % 2) { var source = arguments[i] != null ? arguments[i] : {}; ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(arguments[i])); } else { ownKeys(arguments[i]).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(arguments[i], key)); }); } } return target; }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

2
packages/babel-preset-env/test/fixtures/corejs2/entry-shippedProposals/output.js vendored
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@ -298,7 +298,7 @@ require("regenerator-runtime/runtime");
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { keys.push.apply(keys, Object.getOwnPropertySymbols(object)); } if (enumerableOnly) keys = keys.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { if (i % 2) { var source = arguments[i] != null ? arguments[i] : {}; ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(arguments[i])); } else { ownKeys(source).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(arguments[i], key)); }); } } return target; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { if (i % 2) { var source = arguments[i] != null ? arguments[i] : {}; ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(arguments[i])); } else { ownKeys(arguments[i]).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(arguments[i], key)); }); } } return target; }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

2
packages/babel-preset-env/test/fixtures/corejs2/usage-shippedProposals/output.js vendored
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@ -30,7 +30,7 @@ require("core-js/modules/es6.object.to-string");
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { keys.push.apply(keys, Object.getOwnPropertySymbols(object)); } if (enumerableOnly) keys = keys.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { if (i % 2) { var source = arguments[i] != null ? arguments[i] : {}; ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(arguments[i])); } else { ownKeys(source).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(arguments[i], key)); }); } } return target; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { if (i % 2) { var source = arguments[i] != null ? arguments[i] : {}; ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(arguments[i])); } else { ownKeys(arguments[i]).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(arguments[i], key)); }); } } return target; }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

2
packages/babel-preset-env/test/fixtures/preset-options/shippedProposals/output.js vendored
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@ -1,6 +1,6 @@
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { keys.push.apply(keys, Object.getOwnPropertySymbols(object)); } if (enumerableOnly) keys = keys.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { if (i % 2) { var source = arguments[i] != null ? arguments[i] : {}; ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(arguments[i])); } else { ownKeys(source).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(arguments[i], key)); }); } } return target; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { if (i % 2) { var source = arguments[i] != null ? arguments[i] : {}; ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(arguments[i])); } else { ownKeys(arguments[i]).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(arguments[i], key)); }); } } return target; }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }