@babel/helpers - npm Package Compare versions

Comparing version 7.0.0-beta.55 to 7.0.0-beta.56

lib/helpers.js

@@ -20,7 +20,12 @@ "use strict";
 
-const helpers = {};
+const helpers = Object.create(null);
 var _default = helpers;
 exports.default = _default;
 
-helpers.typeof = () => _template().default.program.ast`
+const helper = minVersion => tpl => ({
+  minVersion,
+  ast: () => _template().default.program.ast(tpl)
+});
+
+helpers.typeof = helper("7.0.0-beta.0")`
   export default function _typeof(obj) {
@@ -40,4 +45,3 @@ if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
 `;
-
-helpers.jsx = () => _template().default.program.ast`
+helpers.jsx = helper("7.0.0-beta.0")`
   var REACT_ELEMENT_TYPE;
@@ -92,4 +96,3 @@
 `;
-
-helpers.asyncIterator = () => _template().default.program.ast`
+helpers.asyncIterator = helper("7.0.0-beta.0")`
   export default function _asyncIterator(iterable) {
@@ -110,4 +113,3 @@ var method
 `;
-
-helpers.AwaitValue = () => _template().default.program.ast`
+helpers.AwaitValue = helper("7.0.0-beta.0")`
   export default function _AwaitValue(value) {
@@ -117,4 +119,3 @@ this.wrapped = value;
 `;
-
-helpers.AsyncGenerator = () => _template().default.program.ast`
+helpers.AsyncGenerator = helper("7.0.0-beta.0")`
   import AwaitValue from "AwaitValue";
@@ -202,4 +203,3 @@
 `;
-
-helpers.wrapAsyncGenerator = () => _template().default.program.ast`
+helpers.wrapAsyncGenerator = helper("7.0.0-beta.0")`
   import AsyncGenerator from "AsyncGenerator";
@@ -213,4 +213,3 @@
 `;
-
-helpers.awaitAsyncGenerator = () => _template().default.program.ast`
+helpers.awaitAsyncGenerator = helper("7.0.0-beta.0")`
   import AwaitValue from "AwaitValue";
@@ -222,4 +221,3 @@
 `;
-
-helpers.asyncGeneratorDelegate = () => _template().default.program.ast`
+helpers.asyncGeneratorDelegate = helper("7.0.0-beta.0")`
   export default function _asyncGeneratorDelegate(inner, awaitWrap) {
@@ -265,4 +263,3 @@ var iter = {}, waiting = false;
 `;
-
-helpers.asyncToGenerator = () => _template().default.program.ast`
+helpers.asyncToGenerator = helper("7.0.0-beta.0")`
   function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
@@ -301,4 +298,3 @@ try {
 `;
-
-helpers.classCallCheck = () => _template().default.program.ast`
+helpers.classCallCheck = helper("7.0.0-beta.0")`
   export default function _classCallCheck(instance, Constructor) {
@@ -310,4 +306,3 @@ if (!(instance instanceof Constructor)) {
 `;
-
-helpers.createClass = () => _template().default.program.ast`
+helpers.createClass = helper("7.0.0-beta.0")`
   function _defineProperties(target, props) {
@@ -329,4 +324,3 @@ for (var i = 0; i < props.length; i ++) {
 `;
-
-helpers.defineEnumerableProperties = () => _template().default.program.ast`
+helpers.defineEnumerableProperties = helper("7.0.0-beta.0")`
   export default function _defineEnumerableProperties(obj, descs) {
@@ -356,4 +350,3 @@ for (var key in descs) {
 `;
-
-helpers.defaults = () => _template().default.program.ast`
+helpers.defaults = helper("7.0.0-beta.0")`
   export default function _defaults(obj, defaults) {
@@ -371,4 +364,3 @@ var keys = Object.getOwnPropertyNames(defaults);
 `;
-
-helpers.defineProperty = () => _template().default.program.ast`
+helpers.defineProperty = helper("7.0.0-beta.0")`
   export default function _defineProperty(obj, key, value) {
@@ -393,4 +385,3 @@ // Shortcircuit the slow defineProperty path when possible.
 `;
-
-helpers.extends = () => _template().default.program.ast`
+helpers.extends = helper("7.0.0-beta.0")`
   export default function _extends() {
@@ -412,4 +403,3 @@ _extends = Object.assign || function (target) {
 `;
-
-helpers.objectSpread = () => _template().default.program.ast`
+helpers.objectSpread = helper("7.0.0-beta.0")`
   import defineProperty from "defineProperty";
@@ -433,4 +423,3 @@
 `;
-
-helpers.inherits = () => _template().default.program.ast`
+helpers.inherits = helper("7.0.0-beta.0")`
   import setPrototypeOf from "setPrototypeOf";
@@ -452,4 +441,3 @@
 `;
-
-helpers.inheritsLoose = () => _template().default.program.ast`
+helpers.inheritsLoose = helper("7.0.0-beta.0")`
   export default function _inheritsLoose(subClass, superClass) {
@@ -461,4 +449,3 @@ subClass.prototype = Object.create(superClass.prototype);
 `;
-
-helpers.getPrototypeOf = () => _template().default.program.ast`
+helpers.getPrototypeOf = helper("7.0.0-beta.0")`
   export default function _getPrototypeOf(o) {
@@ -473,4 +460,3 @@ _getPrototypeOf = Object.setPrototypeOf
 `;
-
-helpers.setPrototypeOf = () => _template().default.program.ast`
+helpers.setPrototypeOf = helper("7.0.0-beta.0")`
   export default function _setPrototypeOf(o, p) {
@@ -484,4 +470,3 @@ _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
 `;
-
-helpers.construct = () => _template().default.program.ast`
+helpers.construct = helper("7.0.0-beta.0")`
   import setPrototypeOf from "setPrototypeOf";
@@ -532,4 +517,3 @@
 `;
-
-helpers.wrapNativeSuper = () => _template().default.program.ast`
+helpers.wrapNativeSuper = helper("7.0.0-beta.0")`
   import getPrototypeOf from "getPrototypeOf";
@@ -569,4 +553,3 @@ import setPrototypeOf from "setPrototypeOf";
 `;
-
-helpers.instanceof = () => _template().default.program.ast`
+helpers.instanceof = helper("7.0.0-beta.0")`
   export default function _instanceof(left, right) {
@@ -580,4 +563,3 @@ if (right != null && typeof Symbol !== "undefined" && right[Symbol.hasInstance]) {
 `;
-
-helpers.interopRequireDefault = () => _template().default.program.ast`
+helpers.interopRequireDefault = helper("7.0.0-beta.0")`
   export default function _interopRequireDefault(obj) {
@@ -587,4 +569,3 @@ return obj && obj.__esModule ? obj : { default: obj };
 `;
-
-helpers.interopRequireWildcard = () => _template().default.program.ast`
+helpers.interopRequireWildcard = helper("7.0.0-beta.0")`
   export default function _interopRequireWildcard(obj) {
@@ -614,4 +595,3 @@ if (obj && obj.__esModule) {
 `;
-
-helpers.newArrowCheck = () => _template().default.program.ast`
+helpers.newArrowCheck = helper("7.0.0-beta.0")`
   export default function _newArrowCheck(innerThis, boundThis) {
@@ -623,4 +603,3 @@ if (innerThis !== boundThis) {
 `;
-
-helpers.objectDestructuringEmpty = () => _template().default.program.ast`
+helpers.objectDestructuringEmpty = helper("7.0.0-beta.0")`
   export default function _objectDestructuringEmpty(obj) {
@@ -630,4 +609,3 @@ if (obj == null) throw new TypeError("Cannot destructure undefined");
 `;
-
-helpers.objectWithoutPropertiesLoose = () => _template().default.program.ast`
+helpers.objectWithoutPropertiesLoose = helper("7.0.0-beta.0")`
   export default function _objectWithoutPropertiesLoose(source, excluded) {
@@ -649,4 +627,3 @@ if (source == null) return {};
 `;
-
-helpers.objectWithoutProperties = () => _template().default.program.ast`
+helpers.objectWithoutProperties = helper("7.0.0-beta.0")`
   import objectWithoutPropertiesLoose from "objectWithoutPropertiesLoose";
@@ -673,4 +650,3 @@
 `;
-
-helpers.assertThisInitialized = () => _template().default.program.ast`
+helpers.assertThisInitialized = helper("7.0.0-beta.0")`
   export default function _assertThisInitialized(self) {
@@ -683,4 +659,3 @@ if (self === void 0) {
 `;
-
-helpers.possibleConstructorReturn = () => _template().default.program.ast`
+helpers.possibleConstructorReturn = helper("7.0.0-beta.0")`
   import assertThisInitialized from "assertThisInitialized";
@@ -695,4 +670,3 @@
 `;
-
-helpers.superPropBase = () => _template().default.program.ast`
+helpers.superPropBase = helper("7.0.0-beta.0")`
   import getPrototypeOf from "getPrototypeOf";
@@ -709,4 +683,3 @@
 `;
-
-helpers.get = () => _template().default.program.ast`
+helpers.get = helper("7.0.0-beta.0")`
   import getPrototypeOf from "getPrototypeOf";
@@ -735,4 +708,3 @@ import superPropBase from "superPropBase";
 `;
-
-helpers.set = () => _template().default.program.ast`
+helpers.set = helper("7.0.0-beta.0")`
   import getPrototypeOf from "getPrototypeOf";
@@ -794,4 +766,3 @@ import superPropBase from "superPropBase";
 `;
-
-helpers.taggedTemplateLiteral = () => _template().default.program.ast`
+helpers.taggedTemplateLiteral = helper("7.0.0-beta.0")`
   export default function _taggedTemplateLiteral(strings, raw) {
@@ -804,4 +775,3 @@ if (!raw) { raw = strings.slice(0); }
 `;
-
-helpers.taggedTemplateLiteralLoose = () => _template().default.program.ast`
+helpers.taggedTemplateLiteralLoose = helper("7.0.0-beta.0")`
   export default function _taggedTemplateLiteralLoose(strings, raw) {
@@ -813,4 +783,3 @@ if (!raw) { raw = strings.slice(0); }
 `;
-
-helpers.temporalRef = () => _template().default.program.ast`
+helpers.temporalRef = helper("7.0.0-beta.0")`
   import undef from "temporalUndefined";
@@ -826,4 +795,3 @@
 `;
-
-helpers.readOnlyError = () => _template().default.program.ast`
+helpers.readOnlyError = helper("7.0.0-beta.0")`
   export default function _readOnlyError(name) {
@@ -833,4 +801,3 @@ throw new Error("\\"" + name + "\\" is read-only");
 `;
-
-helpers.classNameTDZError = () => _template().default.program.ast`
+helpers.classNameTDZError = helper("7.0.0-beta.0")`
   export default function _classNameTDZError(name) {
@@ -840,8 +807,6 @@ throw new Error("Class \\"" + name + "\\" cannot be referenced in computed property keys.");
 `;
-
-helpers.temporalUndefined = () => _template().default.program.ast`
+helpers.temporalUndefined = helper("7.0.0-beta.0")`
   export default {};
 `;
-
-helpers.slicedToArray = () => _template().default.program.ast`
+helpers.slicedToArray = helper("7.0.0-beta.0")`
   import arrayWithHoles from "arrayWithHoles";
@@ -855,4 +820,3 @@ import iterableToArrayLimit from "iterableToArrayLimit";
 `;
-
-helpers.slicedToArrayLoose = () => _template().default.program.ast`
+helpers.slicedToArrayLoose = helper("7.0.0-beta.0")`
   import arrayWithHoles from "arrayWithHoles";
@@ -866,4 +830,3 @@ import iterableToArrayLimitLoose from "iterableToArrayLimitLoose";
 `;
-
-helpers.toArray = () => _template().default.program.ast`
+helpers.toArray = helper("7.0.0-beta.0")`
   import arrayWithHoles from "arrayWithHoles";
@@ -877,4 +840,3 @@ import iterableToArray from "iterableToArray";
 `;
-
-helpers.toConsumableArray = () => _template().default.program.ast`
+helpers.toConsumableArray = helper("7.0.0-beta.0")`
   import arrayWithoutHoles from "arrayWithoutHoles";
@@ -888,4 +850,3 @@ import iterableToArray from "iterableToArray";
 `;
-
-helpers.arrayWithoutHoles = () => _template().default.program.ast`
+helpers.arrayWithoutHoles = helper("7.0.0-beta.0")`
   export default function _arrayWithoutHoles(arr) {
@@ -898,4 +859,3 @@ if (Array.isArray(arr)) {
 `;
-
-helpers.arrayWithHoles = () => _template().default.program.ast`
+helpers.arrayWithHoles = helper("7.0.0-beta.0")`
   export default function _arrayWithHoles(arr) {
@@ -905,4 +865,3 @@ if (Array.isArray(arr)) return arr;
 `;
-
-helpers.iterableToArray = () => _template().default.program.ast`
+helpers.iterableToArray = helper("7.0.0-beta.0")`
   export default function _iterableToArray(iter) {
@@ -915,4 +874,3 @@ if (
 `;
-
-helpers.iterableToArrayLimit = () => _template().default.program.ast`
+helpers.iterableToArrayLimit = helper("7.0.0-beta.0")`
   export default function _iterableToArrayLimit(arr, i) {
@@ -951,4 +909,3 @@ // this is an expanded form of \`for...of\` that properly supports abrupt completions of
 `;
-
-helpers.iterableToArrayLimitLoose = () => _template().default.program.ast`
+helpers.iterableToArrayLimitLoose = helper("7.0.0-beta.0")`
   export default function _iterableToArrayLimitLoose(arr, i) {
@@ -963,4 +920,3 @@ var _arr = [];
 `;
-
-helpers.nonIterableSpread = () => _template().default.program.ast`
+helpers.nonIterableSpread = helper("7.0.0-beta.0")`
   export default function _nonIterableSpread() {
@@ -970,4 +926,3 @@ throw new TypeError("Invalid attempt to spread non-iterable instance");
 `;
-
-helpers.nonIterableRest = () => _template().default.program.ast`
+helpers.nonIterableRest = helper("7.0.0-beta.0")`
   export default function _nonIterableRest() {
@@ -977,4 +932,3 @@ throw new TypeError("Invalid attempt to destructure non-iterable instance");
 `;
-
-helpers.skipFirstGeneratorNext = () => _template().default.program.ast`
+helpers.skipFirstGeneratorNext = helper("7.0.0-beta.0")`
   export default function _skipFirstGeneratorNext(fn) {
@@ -988,4 +942,3 @@ return function () {
 `;
-
-helpers.toPropertyKey = () => _template().default.program.ast`
+helpers.toPropertyKey = helper("7.0.0-beta.0")`
   export default function _toPropertyKey(key) {
@@ -999,4 +952,3 @@ if (typeof key === "symbol") {
 `;
-
-helpers.initializerWarningHelper = () => _template().default.program.ast`
+helpers.initializerWarningHelper = helper("7.0.0-beta.0")`
     export default function _initializerWarningHelper(descriptor, context){
@@ -1011,4 +963,3 @@ throw new Error(
 `;
-
-helpers.initializerDefineProperty = () => _template().default.program.ast`
+helpers.initializerDefineProperty = helper("7.0.0-beta.0")`
     export default function _initializerDefineProperty(target, property, descriptor, context){
@@ -1025,4 +976,3 @@ if (!descriptor) return;
 `;
-
-helpers.applyDecoratedDescriptor = () => _template().default.program.ast`
+helpers.applyDecoratedDescriptor = helper("7.0.0-beta.0")`
     export default function _applyDecoratedDescriptor(target, property, decorators, descriptor, context){
@@ -1058,4 +1008,3 @@ var desc = {};
 `;
-
-helpers.classPrivateFieldLooseKey = () => _template().default.program.ast`
+helpers.classPrivateFieldLooseKey = helper("7.0.0-beta.0")`
   var id = 0;
@@ -1066,4 +1015,3 @@ export default function _classPrivateFieldKey(name) {
 `;
-
-helpers.classPrivateFieldLooseBase = () => _template().default.program.ast`
+helpers.classPrivateFieldLooseBase = helper("7.0.0-beta.0")`
   export default function _classPrivateFieldBase(receiver, privateKey) {
@@ -1076,4 +1024,3 @@ if (!Object.prototype.hasOwnProperty.call(receiver, privateKey)) {
 `;
-
-helpers.classPrivateFieldGet = () => _template().default.program.ast`
+helpers.classPrivateFieldGet = helper("7.0.0-beta.0")`
   export default function _classPrivateFieldGet(receiver, privateMap) {
@@ -1086,4 +1033,3 @@ if (!privateMap.has(receiver)) {
 `;
-
-helpers.classPrivateFieldSet = () => _template().default.program.ast`
+helpers.classPrivateFieldSet = helper("7.0.0-beta.0")`
   export default function _classPrivateFieldSet(receiver, privateMap, value) {
@@ -1090,0 +1036,0 @@ if (!privateMap.has(receiver)) {

lib/index.js

@@ -7,2 +7,3 @@ "use strict";
 exports.get = get;
+exports.minVersion = minVersion;
 exports.getDependencies = getDependencies;
@@ -231,10 +232,17 @@ exports.default = exports.list = void 0;
 
-const helperData = {};
+const helperData = Object.create(null);
 
 function loadHelper(name) {
   if (!helperData[name]) {
-    if (!_helpers.default[name]) throw new ReferenceError(`Unknown helper ${name}`);
+    const helper = _helpers.default[name];
 
+    if (!helper) {
+      throw Object.assign(new ReferenceError(`Unknown helper ${name}`), {
+        code: "BABEL_HELPER_UNKNOWN",
+        helper: name
+      });
+    }
+
     const fn = () => {
-      return t().file(_helpers.default[name]());
+      return t().file(helper.ast());
     };
@@ -253,2 +261,6 @@
 
+      minVersion() {
+        return helper.minVersion;
+      },
+
       dependencies: metadata.dependencies
@@ -265,2 +277,6 @@ };
 
+function minVersion(name) {
+  return loadHelper(name).minVersion();
+}
+
 function getDependencies(name) {
@@ -267,0 +283,0 @@ return Array.from(loadHelper(name).dependencies.values());

package.json

 {
   "name": "@babel/helpers",
-  "version": "7.0.0-beta.55",
+  "version": "7.0.0-beta.56",
   "description": "Collection of helper functions used by Babel transforms.",
@@ -11,9 +11,9 @@ "author": "Sebastian McKenzie <[e-mail]>",
   "dependencies": {
-    "@babel/template": "7.0.0-beta.55",
-    "@babel/traverse": "7.0.0-beta.55",
-    "@babel/types": "7.0.0-beta.55"
+    "@babel/template": "7.0.0-beta.56",
+    "@babel/traverse": "7.0.0-beta.56",
+    "@babel/types": "7.0.0-beta.56"
   },
   "devDependencies": {
-    "@babel/helper-plugin-test-runner": "7.0.0-beta.55"
+    "@babel/helper-plugin-test-runner": "7.0.0-beta.56"
   }
 }

No alert changes

Improved metrics

Lines of code

1135

increased by1.52%

Worsened metrics

Total package byte prevSize

40037

decreased by-1.31%

Dependency changes

• + Added@babel/code-frame@7.0.0-beta.56(transitive)

• + Added@babel/generator@7.0.0-beta.56(transitive)

• + Added@babel/helper-function-name@7.0.0-beta.56(transitive)

• + Added@babel/helper-get-function-arity@7.0.0-beta.56(transitive)

• + Added@babel/helper-split-export-declaration@7.0.0-beta.56(transitive)

• + Added@babel/highlight@7.0.0-beta.56(transitive)

• + Added@babel/parser@7.0.0-beta.56(transitive)

• + Added@babel/template@7.0.0-beta.56(transitive)

• + Added@babel/traverse@7.0.0-beta.56(transitive)

• + Added@babel/types@7.0.0-beta.56(transitive)

• - Removed@babel/code-frame@7.0.0-beta.55(transitive)

• - Removed@babel/generator@7.0.0-beta.55(transitive)

• - Removed@babel/helper-function-name@7.0.0-beta.55(transitive)

• - Removed@babel/helper-get-function-arity@7.0.0-beta.55(transitive)

• - Removed@babel/helper-split-export-declaration@7.0.0-beta.55(transitive)

• - Removed@babel/highlight@7.0.0-beta.55(transitive)

• - Removed@babel/parser@7.0.0-beta.55(transitive)

• - Removed@babel/template@7.0.0-beta.55(transitive)

• - Removed@babel/traverse@7.0.0-beta.55(transitive)

• - Removed@babel/types@7.0.0-beta.55(transitive)

• Updated@babel/template@7.0.0-beta.56

• Updated@babel/traverse@7.0.0-beta.56

• Updated@babel/types@7.0.0-beta.56