v5.0.8

[BUGFIX] Check whether `value` key is in descriptor instead of checking truthy value

CHANGELOG.md

@@ -13,6 +13,30 @@ _Note: Gaps between patch versions are faulty/broken releases._
 
 See [CHANGELOG - 6to5](CHANGELOG-6to5.md) for the pre-4.0.0 version changelog.
 
+## 5.0.8
+
+ * **Bug Fix**
+  * Fix falsy static class properties not being writable.
+  * Fix block scoping collisions not properly detecting modules and function clashes.
+  * Skip `this` before `super` for derived constructors on functions.
+
+## 5.0.7
+
+ * **New Feature**
+  * Add `--ignore` and `--only` support to the CLI.
+ * **Bug Fix**
+  * Remove `HOMEPATH` environment variable from home resolution in `babel/register` cache.
+ * **Internal**
+  * Disable WIP path resolution introducing infinite recursion in some code examples.
+ * **Polish**
+  * Add live binding to CommonJS default imports.
+
+## 5.0.6
+
+ * **Bug Fix**
+  * Fix mangling of import references that collide with properties on `Object.prototype`.
+  * Fix duplicate declarations incorrectly being reported for `var`.
+
 ## 5.0.5
 
  * **Internal**

Makefile

@@ -111,7 +111,7 @@ publish-cli:
 bootstrap:
 	npm install
 	npm link
-	cd packages/babel-cli && npm install && npm link
+	cd packages/babel-cli && npm install && npm link && npm link babel-core
 	git submodule update --init
 	cd vendor/regenerator && npm install
 	cd vendor/compat-table && npm install object-assign

package.json

@@ -1,7 +1,7 @@
 {
   "name": "babel-core",
   "description": "Turn ES6 code into readable vanilla ES5 with source maps",
-  "version": "5.0.5",
+  "version": "5.0.8",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "homepage": "https://babeljs.io/",
   "repository": "babel/babel",

packages/babel-cli/bin/babel/dir.js

@@ -28,6 +28,8 @@ module.exports = function (commander, filenames, opts) {
   };
 
   var handleFile = function (src, filename) {
+    if (util.shouldIgnore(src)) return;
+
     if (util.canCompile(filename)) {
       write(src, filename);
     } else if (commander.copyFiles) {

packages/babel-cli/bin/babel/file.js

@@ -107,6 +107,8 @@ module.exports = function (commander, filenames, opts) {
     });
 
     _.each(_filenames, function (filename) {
+      if (util.shouldIgnore(filename)) return;
+
       results.push(util.compile(filename));
     });
 

packages/babel-cli/bin/babel/index.js

@@ -102,12 +102,15 @@ if (errors.length) {
 
 //
 
-exports.opts = {};
+var opts = exports.opts = {};
 
 each(options, function (opt, key) {
-  exports.opts[key] = commander[key];
+  opts[key] = commander[key];
 });
 
+opts.ignore = util.arrayify(opts.ignore, util.regexify);
+opts.only   = util.arrayify(opts.only, util.regexify);
+
 var fn;
 
 if (commander.outDir) {

packages/babel-cli/bin/babel/util.js

@@ -16,6 +16,10 @@ exports.readdir = readdir;
 
 exports.canCompile = util.canCompile;
 
+exports.shouldIgnore = function (loc) {
+  return util.shouldIgnore(loc, index.opts.ignore, index.opts.only);
+};
+
 exports.addSourceMappingUrl = function (code, loc) {
   return code + "\n//# sourceMappingURL=" + path.basename(loc);
 };
@@ -23,6 +27,8 @@ exports.addSourceMappingUrl = function (code, loc) {
 exports.transform = function (filename, code, opts) {
   opts = _.defaults(opts || {}, index.opts);
   opts.filename = filename;
+  opts.ignore = null;
+  opts.only = null;
 
   var result = babel.transform(code, opts);
   result.filename = filename;

packages/babel-cli/package.json

@@ -1,14 +1,14 @@
 {
   "name": "babel",
   "description": "Turn ES6 code into readable vanilla ES5 with source maps",
-  "version": "5.0.4",
+  "version": "5.0.7",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "homepage": "https://babeljs.io/",
   "repository": "babel/babel",
   "preferGlobal": true,
   "dependencies": {
     "chokidar": "^0.12.6",
-    "babel-core": "^5.0.4",
+    "babel-core": "^5.0.7",
     "commander": "^2.6.0",
     "fs-readdir-recursive": "^0.1.0",
     "output-file-sync": "^1.1.0",

packages/babel-runtime/package.json

@@ -1,7 +1,7 @@
 {
   "name": "babel-runtime",
   "description": "babel selfContained runtime",
-  "version": "5.0.4",
+  "version": "5.0.7",
   "repository": "babel/babel",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "dependencies": {

src/babel/api/register/cache.js

@@ -3,7 +3,7 @@ import os from "os";
 import fs from "fs";
 
 function getUserHome() {
-  return process.env.HOME || process.env.HOMEPATH || process.env.USERPROFILE;
+  return process.env.HOME || process.env.USERPROFILE;
 }
 
 const FILENAME = process.env.BABEL_CACHE_PATH || path.join(getUserHome() || os.tmpdir(), ".babel.json");

src/babel/transformation/file/index.js

@@ -422,23 +422,7 @@ export default class File {
 
   shouldIgnore() {
     var opts = this.opts;
-
-    var filename = opts.filename;
-    var ignore   = opts.ignore;
-    var only     = opts.only;
-
-    if (only.length) {
-      for (var i = 0; i < only.length; i++) {
-        if (only[i].test(filename)) return false;
-      }
-      return true;
-    } else if (ignore.length) {
-      for (var i = 0; i < ignore.length; i++) {
-        if (ignore[i].test(filename)) return true;
-      }
-    }
-
-    return false;
+    return util.shouldIgnore(opts.filename, opts.ignore, opts.only);
   }
 
   parse(code: string) {

src/babel/transformation/modules/_default.js

@@ -61,7 +61,6 @@ var importsVisitor = {
     enter(node, parent, scope, formatter) {
       formatter.hasLocalImports = true;
       extend(formatter.localImports, this.getBindingIdentifiers());
-      formatter.bumpImportOccurences(node);
     }
   }
 };
@@ -69,7 +68,7 @@ var importsVisitor = {
 var exportsVisitor = traverse.explode({
   ExportDeclaration: {
     enter(node, parent, scope, formatter) {
-      formatter.hasLocalImports = true;
+      formatter.hasLocalExports = true;
 
       var declar = this.get("declaration");
       if (declar.isStatement()) {
@@ -96,29 +95,23 @@ var exportsVisitor = traverse.explode({
           formatter.hasNonDefaultExports = true;
         }
       }
-
-      if (node.source) {
-        formatter.bumpImportOccurences(node);
-      }
     }
   }
 });
 
 export default class DefaultFormatter {
   constructor(file) {
-    this.internalRemap = {};
-
-    this.defaultIds = object();
-    this.scope      = file.scope;
-    this.file       = file;
-    this.ids        = object();
+    this.internalRemap = object();
+    this.defaultIds    = object();
+    this.scope         = file.scope;
+    this.file          = file;
+    this.ids           = object();
 
     this.hasNonDefaultExports = false;
 
     this.hasLocalExports = false;
     this.hasLocalImports = false;
 
-    this.localImportOccurences = object();
     this.localExports = object();
     this.localImports = object();
 
@@ -134,15 +127,6 @@ export default class DefaultFormatter {
     return (t.isExportDefaultDeclaration(node) || t.isSpecifierDefault(node)) && !this.noInteropRequireExport && !this.hasNonDefaultExports;
   }
 
-  bumpImportOccurences(node) {
-    var source = node.source.value;
-    var occurs = this.localImportOccurences;
-    occurs[source] ||= 0;
-    if (node.specifiers) {
-      occurs[source] += node.specifiers.length;
-    }
-  }
-
   getLocalExports() {
     this.file.path.traverse(exportsVisitor, this);
   }
@@ -152,7 +136,7 @@ export default class DefaultFormatter {
   }
 
   remapAssignments() {
-    if (this.hasLocalImports) {
+    if (this.hasLocalExports || this.hasLocalImports) {
       this.file.path.traverse(remapVisitor, this);
     }
   }

src/babel/transformation/modules/amd.js

@@ -6,7 +6,9 @@ import * as util from  "../../util";
 import * as t from "../../types";
 
 export default class AMDFormatter extends DefaultFormatter {
-  init = CommonFormatter.prototype.init;
+  init() {
+    CommonFormatter.prototype._init.call(this, this.hasNonDefaultExports);
+  }
 
   buildDependencyLiterals() {
     var names = [];
@@ -100,15 +102,34 @@ export default class AMDFormatter extends DefaultFormatter {
     this.internalRemap[specifier.local.name] = ref;
   }
 
-  exportSpecifier() {
-    CommonFormatter.prototype.exportSpecifier.apply(this, arguments);
+  exportSpecifier(specifier, node, nodes) {
+    if (this.doDefaultExportInterop(specifier)) {
+      nodes.push(util.template("exports-default-assign", {
+        VALUE: specifier.local
+      }, true));
+    } else {
+      CommonFormatter.prototype.exportSpecifier.apply(this, arguments);
+    }
   }
 
-  exportDeclaration(node) {
+  exportDeclaration(node, nodes) {
     if (this.doDefaultExportInterop(node)) {
       this.passModuleArg = true;
+
+      var declar = node.declaration;
+      var assign = util.template("exports-default-assign", {
+        VALUE: this._pushStatement(declar, nodes)
+      }, true);
+
+      if (t.isFunctionDeclaration(declar)) {
+        // we can hoist this assignment to the top of the file
+        assign._blockHoist = 3;
+      }
+
+      nodes.push(assign);
+      return;
     }
 
-    CommonFormatter.prototype.exportDeclaration.apply(this, arguments);
+    DefaultFormatter.prototype.exportDeclaration.apply(this, arguments);
   }
 }

src/babel/transformation/modules/common.js

@@ -5,13 +5,17 @@ import * as t from "../../types";
 
 export default class CommonJSFormatter extends DefaultFormatter {
   init() {
+    this._init(this.hasLocalExports);
+  }
+
+  _init(conditional) {
     var file  = this.file;
     var scope = file.scope;
 
     scope.rename("module");
     scope.rename("exports");
 
-    if (!this.noInteropRequireImport && this.hasNonDefaultExports) {
+    if (!this.noInteropRequireImport && conditional) {
       var templateName = "exports-module-declaration";
       if (this.file.isLoose("es6.modules")) templateName += "-loose";
       var declar = util.template(templateName, true);
@@ -20,6 +24,20 @@ export default class CommonJSFormatter extends DefaultFormatter {
     }
   }
 
+  transform(program) {
+    DefaultFormatter.prototype.transform.apply(this, arguments);
+
+    if (this.hasDefaultOnlyExport) {
+      program.body.push(
+        t.expressionStatement(t.assignmentExpression(
+          "=",
+          t.memberExpression(t.identifier("module"), t.identifier("exports")),
+          t.memberExpression(t.identifier("exports"), t.identifier("default"))
+        ))
+      );
+    }
+  }
+
   importSpecifier(specifier, node, nodes) {
     var variableName = specifier.local;
 
@@ -31,11 +49,15 @@ export default class CommonJSFormatter extends DefaultFormatter {
         this.internalRemap[variableName.name] = ref;
       } else {
         if (this.noInteropRequireImport) {
-          this.internalRemap[variableName.name] = t.memberExpression(ref, t.identifier("default"))
+          this.internalRemap[variableName.name] = t.memberExpression(ref, t.identifier("default"));
         } else if (!includes(this.file.dynamicImported, node)) {
+          var uid = this.scope.generateUidBasedOnNode(node, "import");
+
           nodes.push(t.variableDeclaration("var", [
-            t.variableDeclarator(variableName, t.callExpression(this.file.addHelper("interop-require"), [ref]))
+            t.variableDeclarator(uid, t.callExpression(this.file.addHelper("interop-require-wildcard"), [ref]))
           ]));
+
+          this.internalRemap[variableName.name] = t.memberExpression(uid, t.identifier("default"));
         }
       }
     } else {
@@ -64,29 +86,15 @@ export default class CommonJSFormatter extends DefaultFormatter {
 
   exportSpecifier(specifier, node, nodes) {
     if (this.doDefaultExportInterop(specifier)) {
-      nodes.push(util.template("exports-default-assign", {
-        VALUE: specifier.local
-      }, true));
-      return;
-    } else {
-      DefaultFormatter.prototype.exportSpecifier.apply(this, arguments);
+      this.hasDefaultOnlyExport = true;
     }
+
+    DefaultFormatter.prototype.exportSpecifier.apply(this, arguments);
   }
 
   exportDeclaration(node, nodes) {
     if (this.doDefaultExportInterop(node)) {
-      var declar = node.declaration;
-      var assign = util.template("exports-default-assign", {
-        VALUE: this._pushStatement(declar, nodes)
-      }, true);
-
-      if (t.isFunctionDeclaration(declar)) {
-        // we can hoist this assignment to the top of the file
-        assign._blockHoist = 3;
-      }
-
-      nodes.push(assign);
-      return;
+      this.hasDefaultOnlyExport = true;
     }
 
     DefaultFormatter.prototype.exportDeclaration.apply(this, arguments);

src/babel/transformation/templates/helper-create-class.js

@@ -4,7 +4,7 @@
       var descriptor = props[i];
       descriptor.enumerable = descriptor.enumerable || false;
       descriptor.configurable = true;
-      if (descriptor.value) descriptor.writable = true;
+      if ("value" in descriptor) descriptor.writable = true;
       Object.defineProperty(target, descriptor.key, descriptor);
     }
   }

src/babel/transformation/transformers/es6/classes.js

@@ -62,6 +62,18 @@ var verifyConstructorVisitor = traverse.explode({
     }
   },
 
+  FunctionDeclaration: {
+    enter() {
+      this.skip();
+    }
+  },
+
+  FunctionExpression: {
+    enter() {
+      this.skip();
+    }
+  },
+
   ThisExpression: {
     enter(node, parent, scope, state) {
       if (state.hasSuper && !state.hasBareSuper) {
@@ -440,7 +452,7 @@ class ClassTransformer {
       file:         this.file
     };
 
-    path.traverse(verifyConstructorVisitor, state);
+    path.get("value").traverse(verifyConstructorVisitor, state);
 
     this.bareSuper = state.bareSuper;
 

src/babel/traversal/path/index.js

@@ -547,6 +547,9 @@ export default class TraversalPath {
       var binding = this.scope.getBinding(this.node.name);
       if (!binding || !binding.constant) return;
 
+      // todo: take into consideration infinite recursion #1149
+      return;
+
       if (binding.path === this) {
         return this;
       } else {

src/babel/traversal/scope.js

@@ -237,10 +237,15 @@ export default class Scope {
     var local = this.getOwnBindingInfo(name);
     if (!local) return;
 
+
     if (kind === "param") return;
     if (kind === "hoisted" && local.kind === "let") return;
 
-    if (local.kind === "let" || local.kind === "const" || local.kind === "module" || local.kind === "param") {
+    var duplicate = false;
+    duplicate ||= kind === "let" || kind === "const" || local.kind === "let" || local.kind === "const" || local.kind === "module";
+    duplicate ||= local.kind === "param" && (kind === "let" || kind === "const");
+
+    if (duplicate) {
       throw this.file.errorWithNode(id, messages.get("scopeDuplicateDeclaration", name), TypeError);
     }
   }
@@ -472,6 +477,15 @@ export default class Scope {
       this.traverse(path.get("body").node, blockVariableVisitor, this);
     }
 
+    // Program, Function - var variables
+
+    if (path.isProgram() || path.isFunction()) {
+      this.traverse(path.node, functionVariableVisitor, {
+        blockId: path.get("id").node,
+        scope:   this
+      });
+    }
+
     // Program, BlockStatement, Function - let variables
 
     if (path.isBlockStatement() || path.isProgram()) {
@@ -490,15 +504,6 @@ export default class Scope {
       this.registerBinding("let", path);
     }
 
-    // Program, Function - var variables
-
-    if (path.isProgram() || path.isFunction()) {
-      this.traverse(path.node, functionVariableVisitor, {
-        blockId: path.get("id").node,
-        scope:   this
-      });
-    }
-
     // Program
 
     if (path.isProgram()) {

src/babel/util.js

@@ -59,8 +59,10 @@ export function list(val: string): Array<string> {
     return [];
   } else if (Array.isArray(val)) {
     return val;
-  } else {
+  } else if (typeof val === "string") {
     return val.split(",");
+  } else {
+    return [val];
   }
 }
 
@@ -91,6 +93,21 @@ export function booleanify(val: any): boolean {
   return val;
 }
 
+export function shouldIgnore(filename, ignore, only) {
+  if (only.length) {
+    for (var i = 0; i < only.length; i++) {
+      if (only[i].test(filename)) return false;
+    }
+    return true;
+  } else if (ignore.length) {
+    for (var i = 0; i < ignore.length; i++) {
+      if (ignore[i].test(filename)) return true;
+    }
+  }
+
+  return false;
+}
+
 var templateVisitor = {
   enter(node, parent, scope, nodes) {
     if (t.isExpressionStatement(node)) {

test/core/bin.js

@@ -70,6 +70,7 @@ var buildTest = function (binName, testName, opts) {
 
   return function (callback) {
     this.timeout(5000);
+    clear();
     saveInFiles(opts.inFiles);
 
     var args  = [binLoc].concat(opts.args);
@@ -109,11 +110,11 @@ var buildTest = function (binName, testName, opts) {
   };
 };
 
-before(function () {
+var clear = function () {
   if (fs.existsSync(tmpLoc)) rimraf.sync(tmpLoc);
   fs.mkdirSync(tmpLoc);
   process.chdir(tmpLoc);
-});
+};
 
 _.each(fs.readdirSync(fixtureLoc), function (binName) {
   if (binName[0] === ".") return;

test/core/fixtures/bin/babel/--ignore/in-files/src/bar/index.js

@@ -0,0 +1 @@
+bar;

test/core/fixtures/bin/babel/--ignore/options.json

@@ -0,0 +1,3 @@
+{
+  "args": ["src", "--out-dir", "lib", "--ignore", "src/foo/*"]
+}

test/core/fixtures/bin/babel/--ignore/stdout.txt

@@ -0,0 +1 @@
+src/bar/index.js -> lib/bar/index.js

test/core/fixtures/bin/babel/--only/in-files/src/bar/index.js

@@ -0,0 +1 @@
+bar;

test/core/fixtures/bin/babel/--only/options.json

@@ -0,0 +1,3 @@
+{
+  "args": ["src", "--out-dir", "lib", "--only", "src/bar/*"]
+}

test/core/fixtures/bin/babel/--only/stdout.txt

@@ -0,0 +1 @@
+src/bar/index.js -> lib/bar/index.js

test/core/fixtures/transformation/es6.modules-common/exports-default/expected.js

@@ -2,13 +2,16 @@
 
 var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } };
 
-module.exports = foo;
-module.exports = 42;
-module.exports = {};
-module.exports = [];
-module.exports = foo;
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports["default"] = foo;
+exports["default"] = 42;
+exports["default"] = {};
+exports["default"] = [];
+exports["default"] = foo;
 
-module.exports = function () {};
+exports["default"] = function () {};
 
 var _default = (function () {
   var _class = function _default() {
@@ -18,7 +21,7 @@ var _default = (function () {
   return _class;
 })();
 
-module.exports = _default;
+exports["default"] = _default;
 
 function foo() {}
 
@@ -26,5 +29,6 @@ var Foo = function Foo() {
   _classCallCheck(this, Foo);
 };
 
-module.exports = Foo;
-module.exports = foo;
+exports["default"] = Foo;
+exports["default"] = foo;
+module.exports = exports["default"];

test/core/fixtures/transformation/es6.modules-common/imports-default/expected.js

@@ -1,12 +1,12 @@
 "use strict";
 
-var _interopRequire = function (obj) { return obj && obj.__esModule ? obj["default"] : obj; };
+var _interopRequireWildcard = function (obj) { return obj && obj.__esModule ? obj : { "default": obj }; };
 
 var _foo = require("foo");
 
-var foo = _interopRequire(_foo);
+var _foo2 = _interopRequireWildcard(_foo);
 
-var foo2 = _interopRequire(_foo);
+var _foo22 = _interopRequireWildcard(_foo);
 
-foo;
-foo2;
+_foo2["default"];
+_foo22["default"];

test/core/fixtures/transformation/es6.modules-common/imports-mixing/expected.js

@@ -1,10 +1,10 @@
 "use strict";
 
-var _interopRequire = function (obj) { return obj && obj.__esModule ? obj["default"] : obj; };
+var _interopRequireWildcard = function (obj) { return obj && obj.__esModule ? obj : { "default": obj }; };
 
 var _foo$xyz = require("foo");
 
-var foo = _interopRequire(_foo$xyz);
+var _foo$xyz2 = _interopRequireWildcard(_foo$xyz);
 
-foo;
-_foo$xyz.baz;
+_foo$xyz2["default"];
+_foo$xyz.baz;

test/core/fixtures/transformation/es6.modules-common/overview/expected.js

@@ -2,8 +2,6 @@
 
 var _interopRequireWildcard = function (obj) { return obj && obj.__esModule ? obj : { "default": obj }; };
 
-var _interopRequire = function (obj) { return obj && obj.__esModule ? obj["default"] : obj; };
-
 Object.defineProperty(exports, "__esModule", {
   value: true
 });
@@ -16,7 +14,7 @@ require("./directory/foo-bar");
 
 var _foo = require("foo2");
 
-var foo = _interopRequire(_foo);
+var _foo2 = _interopRequireWildcard(_foo);
 
 var _import = require("foo3");
 
@@ -32,4 +30,4 @@ var test = 5;
 exports.test = test;
 _bar.bar;
 _bar2.foo;
-foo;
+_foo2["default"];

test/core/fixtures/transformation/es6.modules-system/remap/expected.js

@@ -39,4 +39,4 @@ System.register([], function (_export) {
       _export("f", _export("e", d = 4));
     }
   };
-});
+});

test/core/fixtures/transformation/es7.class-properties/static/exec.js

@@ -0,0 +1,9 @@
+class Foo {
+  static num = 0;
+  static str = "foo";
+}
+
+assert.equal(Foo.num, 0);
+assert.equal(Foo.num = 1, 1);
+assert.equal(Foo.str, "foo");
+assert.equal(Foo.str = "bar", "bar");

test/core/fixtures/transformation/es7.export-extensions/default-commonjs/expected.js

@@ -1,7 +1,11 @@
 "use strict";
 
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+
 var _foo2 = require("bar");
 
-var _foo = babelHelpers.interopRequire(_foo2);
+var _foo3 = babelHelpers.interopRequireWildcard(_foo2);
 
-exports.foo = _foo;
+exports.foo = _foo3["default"];

test/core/fixtures/transformation/flow/strip-type-annotations/actual.js

@@ -89,7 +89,7 @@ var a: Promise<bool>[]
 var a:(...rest:Array<number>) => number
 var identity: <T>(x: T) => T
 var identity: <T>(x: T, ...y:T[]) => T
-import type foo from "bar";
+import type foo4 from "bar";
 import type { foo2, bar } from "baz";
 import type { foo as bar2 } from "baz";
 import type from "foo";

test/core/fixtures/transformation/misc/options.json

@@ -0,0 +1,3 @@
+{
+  "externalHelpers": true
+}

test/core/fixtures/transformation/misc/regression-1149/actual.js

@@ -0,0 +1,3 @@
+function foo(bar) {
+  var bar = bar[0];
+}

test/core/fixtures/transformation/misc/regression-1149/expected.js

@@ -0,0 +1,5 @@
+"use strict";
+
+function foo(bar) {
+  var bar = bar[0];
+}

test/core/fixtures/transformation/misc/regression-1155/actual.js

@@ -0,0 +1,9 @@
+class Foo extends Bar {
+  constructor (options) {
+    let parentOptions = {};
+    parentOptions.init = function () {
+      this;
+    };
+    super(parentOptions);
+  }
+}

test/core/fixtures/transformation/misc/regression-1155/expected.js

@@ -0,0 +1,16 @@
+"use strict";
+
+var Foo = (function (_Bar) {
+  function Foo(options) {
+    babelHelpers.classCallCheck(this, Foo);
+
+    var parentOptions = {};
+    parentOptions.init = function () {
+      this;
+    };
+    babelHelpers.get(Object.getPrototypeOf(Foo.prototype), "constructor", this).call(this, parentOptions);
+  }
+
+  babelHelpers.inherits(Foo, _Bar);
+  return Foo;
+})(Bar);

test/core/fixtures/transformation/misc/regression-lodash-tostring-import/actual.js

@@ -0,0 +1,2 @@
+import toString from "foo";
+toString;

test/core/fixtures/transformation/misc/regression-lodash-tostring-import/expected.js

@@ -0,0 +1,7 @@
+"use strict";
+
+var _toString = require("foo");
+
+var _toString2 = babelHelpers.interopRequireWildcard(_toString);
+
+_toString2["default"];

test/core/fixtures/transformation/react/display-name-export-default/expected.js

@@ -1,7 +1,11 @@
-module.exports = React.createClass({
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports["default"] = React.createClass({
   displayName: "actual",
 
   render: function render() {
     return null;
   }
 });
+module.exports = exports["default"];

test/core/fixtures/transformation/runtime/full/expected.js

@@ -4,8 +4,6 @@ var _core = require("babel-runtime/core-js")["default"];
 
 var _regeneratorRuntime = require("babel-runtime/regenerator")["default"];
 
-var _interopRequire = require("babel-runtime/helpers/interop-require")["default"];
-
 var _interopRequireWildcard = require("babel-runtime/helpers/interop-require-wildcard")["default"];
 
 _core.Object.defineProperty(exports, "__esModule", {
@@ -30,12 +28,12 @@ exports.giveWord = giveWord;
 
 var _foo = require("someModule");
 
-var foo = _interopRequire(_foo);
+var _foo2 = _interopRequireWildcard(_foo);
 
 var bar = _interopRequireWildcard(_foo);
 
 var myWord = _core.Symbol("abc");
 exports.myWord = myWord;
 
-foo;
-bar;
+_foo2["default"];
+bar;

test/core/fixtures/transformation/runtime/modules-common/expected.js

@@ -1,9 +1,9 @@
 "use strict";
 
-var _interopRequire = require("babel-runtime/helpers/interop-require")["default"];
+var _interopRequireWildcard = require("babel-runtime/helpers/interop-require-wildcard")["default"];
 
 var _foo = require("foo");
 
-var foo = _interopRequire(_foo);
+var _foo2 = _interopRequireWildcard(_foo);
 
-foo;
+_foo2["default"];

test/core/util.js

@@ -58,6 +58,10 @@ suite("util", function () {
     assert.deepEqual(util.list("foo"), ["foo"]);
     assert.deepEqual(util.list("foo,bar"), ["foo", "bar"]);
     assert.deepEqual(util.list(["foo", "bar"]), ["foo", "bar"]);
+    assert.deepEqual(util.list(/foo/), [/foo/]);
+
+    var date = new Date;
+    assert.deepEqual(util.list(date), [date]);
   });
 
   test("arrayify", function () {