@babel/plugin-transform-for-of - npm Package Compare versions

Comparing version 7.12.13 to 7.13.0

lib/index.js

@@ -17,22 +17,33 @@ "use strict";
 var _default = (0, _helperPluginUtils.declare)((api, options) => {
+  var _options$assumeArray, _options$allowArrayLi, _api$assumption;
+
   api.assertVersion(7);
-  const {
-    loose,
-    assumeArray,
-    allowArrayLike
-  } = options;
+  {
+    const {
+      assumeArray,
+      allowArrayLike,
+      loose
+    } = options;
 
-  if (loose === true && assumeArray === true) {
-    throw new Error(`The loose and assumeArray options cannot be used together in @babel/plugin-transform-for-of`);
-  }
+    if (loose === true && assumeArray === true) {
+      throw new Error(`The loose and assumeArray options cannot be used together in @babel/plugin-transform-for-of`);
+    }
 
-  if (assumeArray === true && allowArrayLike === true) {
-    throw new Error(`The assumeArray and allowArrayLike options cannot be used together in @babel/plugin-transform-for-of`);
+    if (assumeArray === true && allowArrayLike === true) {
+      throw new Error(`The assumeArray and allowArrayLike options cannot be used together in @babel/plugin-transform-for-of`);
+    }
+
+    if (allowArrayLike && /^7\.\d\./.test(api.version)) {
+      throw new Error(`The allowArrayLike is only supported when using @babel/core@^7.10.0`);
+    }
   }
+  const iterableIsArray = (_options$assumeArray = options.assumeArray) != null ? _options$assumeArray : !options.loose && api.assumption("iterableIsArray");
+  const arrayLikeIsIterable = (_options$allowArrayLi = options.allowArrayLike) != null ? _options$allowArrayLi : api.assumption("arrayLikeIsIterable");
+  const skipteratorClosing = (_api$assumption = api.assumption("skipForOfIteratorClosing")) != null ? _api$assumption : options.loose;
 
-  if (allowArrayLike && /^7\.\d\./.test(api.version)) {
-    throw new Error(`The allowArrayLike is only supported when using @babel/core@^7.10.0`);
+  if (iterableIsArray && arrayLikeIsIterable) {
+    throw new Error(`The "iterableIsArray" and "arrayLikeIsIterable" assumptions are not compatible.`);
   }
 
-  if (assumeArray) {
+  if (iterableIsArray) {
     return {
@@ -93,13 +104,11 @@ name: "transform-for-of",
 
-  const buildForOfArray = (0, _core.template)(`
+  const buildForOfArray = (0, _core.template)`
     for (var KEY = 0, NAME = ARR; KEY < NAME.length; KEY++) BODY;
-  `);
-
-  const buildForOfLoose = _core.template.statements(`
-    for (var ITERATOR_HELPER = CREATE_ITERATOR_HELPER(OBJECT, ALLOW_ARRAY_LIKE), STEP_KEY;
+  `;
+  const buildForOfNoIteratorClosing = _core.template.statements`
+    for (var ITERATOR_HELPER = CREATE_ITERATOR_HELPER(OBJECT, ARRAY_LIKE_IS_ITERABLE), STEP_KEY;
         !(STEP_KEY = ITERATOR_HELPER()).done;) BODY;
-  `);
-
-  const buildForOf = _core.template.statements(`
-    var ITERATOR_HELPER = CREATE_ITERATOR_HELPER(OBJECT, ALLOW_ARRAY_LIKE), STEP_KEY;
+  `;
+  const buildForOf = _core.template.statements`
+    var ITERATOR_HELPER = CREATE_ITERATOR_HELPER(OBJECT, ARRAY_LIKE_IS_ITERABLE), STEP_KEY;
     try {
@@ -112,6 +121,5 @@ for (ITERATOR_HELPER.s(); !(STEP_KEY = ITERATOR_HELPER.n()).done;) BODY;
     }
-  `);
-
-  const builder = loose ? {
-    build: buildForOfLoose,
+  `;
+  const builder = skipteratorClosing ? {
+    build: buildForOfNoIteratorClosing,
     helper: "createForOfIteratorHelperLoose",
@@ -169,3 +177,3 @@ getContainer: nodes => nodes
         if (!state.availableHelper(builder.helper)) {
-          (0, _noHelperImplementation.default)(loose, path, state);
+          (0, _noHelperImplementation.default)(skipteratorClosing, path, state);
           return;
@@ -196,3 +204,3 @@ }
           ITERATOR_HELPER: scope.generateUidIdentifier("iterator"),
-          ALLOW_ARRAY_LIKE: allowArrayLike ? _core.types.booleanLiteral(true) : null,
+          ARRAY_LIKE_IS_ITERABLE: arrayLikeIsIterable ? _core.types.booleanLiteral(true) : null,
           STEP_KEY: _core.types.identifier(stepKey),
@@ -199,0 +207,0 @@ OBJECT: node.right,

package.json

 {
   "name": "@babel/plugin-transform-for-of",
-  "version": "7.12.13",
+  "version": "7.13.0",
   "description": "Compile ES2015 for...of to ES5",
@@ -20,3 +20,3 @@ "repository": {
   "dependencies": {
-    "@babel/helper-plugin-utils": "^7.12.13"
+    "@babel/helper-plugin-utils": "^7.13.0"
   },
@@ -27,5 +27,5 @@ "peerDependencies": {
   "devDependencies": {
-    "@babel/core": "7.12.13",
+    "@babel/core": "7.13.0",
     "@babel/helper-plugin-test-runner": "7.12.13"
   }
 }

No alert changes

Improved metrics

Total package byte prevSize

14755

increased by5.51%

Lines of code

331

increased by2.8%

Dependency changes

• Updated@babel/helper-plugin-utils@^7.13.0