v5.2.7

remove old references to jshint

CHANGELOG.md

@@ -13,6 +13,18 @@ _Note: Gaps between patch versions are faulty/broken releases._
 
 See [CHANGELOG - 6to5](CHANGELOG-6to5.md) for the pre-4.0.0 version changelog.
 
+## 5.2.7
+
+ * **Bug Fix**
+  * Move `utility.deadCodeElimination` transformer up to avoid race conditions.
+  * Fix shorthand property scope binding renaming.
+ * **Polish**
+  * Turn helper variable declarations into function declarations if possible.
+ * **Internal**
+  * Removed native inheritance support from classes.
+  * Added `replaceWithSourceString` path API.
+  * Split up `es3.propertyLiterals` and `es3.memberExpressionLiterals` transformers to `minfication.propertyLiterals` and `es3.memberExpressionLiterals`.
+
 ## 5.2.6
 
  * **Internal**

Makefile

@@ -3,7 +3,6 @@ BROWSERIFY_CMD = node_modules/browserify/bin/cmd.js
 ISTANBUL_CMD = node_modules/istanbul/lib/cli.js cover
 UGLIFY_CMD = node_modules/uglify-js/bin/uglifyjs
 #UGLIFY_CMD = node_modules/uglify-js/bin/uglifyjs --mangle sort
-JSHINT_CMD = node_modules/jshint/bin/jshint
 MOCHA_CMD = node_modules/mocha/bin/_mocha
 BABEL_CMD = node_modules/babel/bin/babel
 

package.json

@@ -1,7 +1,7 @@
 {
   "name": "babel-core",
   "description": "Turn ES6 code into readable vanilla ES5 with source maps",
-  "version": "5.2.6",
+  "version": "5.2.7",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "homepage": "https://babeljs.io/",
   "repository": "babel/babel",

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

@@ -30,7 +30,7 @@ module.exports = function (commander, filenames, opts) {
   var handleFile = function (src, filename) {
     if (util.shouldIgnore(src)) return;
 
-    if (util.canCompile(filename)) {
+    if (util.canCompile(filename, commander.extensions)) {
       write(src, filename);
     } else if (commander.copyFiles) {
       outputFileSync(path.join(commander.outDir, filename), fs.readFileSync(src));

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

@@ -1,14 +1,15 @@
 #!/usr/bin/env node
 
-var commander = require("commander");
+var moduleFormatters = require("babel-core/lib/babel/transformation/modules");
-var transform = require("babel-core").transform;
+var commander        = require("commander");
-var kebabCase = require("lodash/string/kebabCase");
+var transform        = require("babel-core").transform;
-var options   = require("babel-core").options;
+var kebabCase        = require("lodash/string/kebabCase");
-var util      = require("babel-core").util;
+var options          = require("babel-core").options;
-var each      = require("lodash/collection/each");
+var util             = require("babel-core").util;
-var keys      = require("lodash/object/keys");
+var each             = require("lodash/collection/each");
-var fs        = require("fs");
+var keys             = require("lodash/object/keys");
-var glob      = require("glob");
+var fs               = require("fs");
+var glob             = require("glob");
 
 each(options, function (option, key) {
   if (option.hidden) return;
@@ -36,6 +37,7 @@ each(options, function (option, key) {
   commander.option(arg, desc.join(" "));
 })
 
+commander.option("-x, --extensions [extensions]", "List of extensions to compile when a directory has been input [.es6,.js,.es,.jsx]");
 commander.option("-w, --watch", "Recompile files on changes");
 commander.option("-o, --out-file [out]", "Compile all input files into a single file");
 commander.option("-d, --out-dir [out]", "Compile an input directory of modules into an output directory");
@@ -57,8 +59,8 @@ commander.on("--help", function () {
     console.log();
   };
 
-  outKeys("Transformers", transform.transformers);
+  outKeys("Transformers", transform.pipeline.transformers);
-  outKeys("Module formatters", transform.moduleFormatters);
+  outKeys("Module formatters", moduleFormatters);
 });
 
 var pkg = require("../../package.json");

packages/babel-cli/package.json

@@ -1,13 +1,13 @@
 {
   "name": "babel",
   "description": "Turn ES6 code into readable vanilla ES5 with source maps",
-  "version": "5.2.5",
+  "version": "5.2.6",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "homepage": "https://babeljs.io/",
   "repository": "babel/babel",
   "preferGlobal": true,
   "dependencies": {
-    "babel-core": "^5.2.5",
+    "babel-core": "^5.2.6",
     "chokidar": "^1.0.0",
     "commander": "^2.6.0",
     "convert-source-map": "^1.1.0",

packages/babel-runtime/package.json

@@ -1,7 +1,7 @@
 {
   "name": "babel-runtime",
   "description": "babel selfContained runtime",
-  "version": "5.2.5",
+  "version": "5.2.6",
   "repository": "babel/babel",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "dependencies": {

src/babel/api/node.js

@@ -14,6 +14,7 @@ export { default as TransformerPipeline } from "../transformation/transformer-pi
 export { default as traverse } from "../traversal";
 export { default as buildExternalHelpers } from "../tools/build-external-helpers";
 export { version } from "../../../package";
+export { all as parse } from "../helpers/parse";
 
 import * as t from "../types";
 export { t as types };
@@ -55,19 +56,3 @@ export function transformFileSync(filename: string, opts?: Object = {}) {
   opts.filename = filename;
   return transform(fs.readFileSync(filename), opts);
 }
-
-export function parse(code, opts = {}) {
-  opts.sourceType = "module";
-  opts.ecmaVersion = Infinity;
-  opts.plugins = {
-    flow: true,
-    jsx:  true
-  };
-  opts.features = {};
-
-  for (var key in transform.pipeline.transformers) {
-    opts.features[key] = true;
-  }
-
-  return acorn.parse(code, opts);
-}

src/babel/api/register/node.js

@@ -87,7 +87,7 @@ var shouldIgnore = function (filename) {
 
 var istanbulMonkey = {};
 
-if (process.env.running_under_istanbul) { // jshint ignore:line
+if (process.env.running_under_istanbul) {
   // we need to monkey patch fs.readFileSync so we can hook into
   // what istanbul gets, it's extremely dirty but it's the only way
   var _readFileSync = fs.readFileSync;
@@ -117,7 +117,7 @@ var registerExtension = function (ext) {
   var old = oldHandlers[ext] || oldHandlers[".js"];
 
   var loader = normalLoader;
-  if (process.env.running_under_istanbul) loader = istanbulLoader; // jshint ignore:line
+  if (process.env.running_under_istanbul) loader = istanbulLoader;
 
   require.extensions[ext] = function (m, filename) {
     if (shouldIgnore(filename)) {

src/babel/generation/index.js

@@ -232,14 +232,14 @@ class CodeGenerator {
       this.map.mark(node, "end");
       if (opts.after) opts.after();
 
+      this.format.concise = oldConcise;
+
       newline(false);
 
       this.printTrailingComments(node, parent);
     } else {
       throw new ReferenceError(`unknown node of type ${JSON.stringify(node.type)} with constructor ${JSON.stringify(node && node.constructor.name)}`);
     }
-
-    this.format.concise = oldConcise;
   }
 
   printJoin(print, nodes, opts = {}) {

src/babel/helpers/parse.js

@@ -1,65 +1,51 @@
 import normalizeAst from "./normalize-ast";
 import estraverse from "estraverse";
-import codeFrame from "./code-frame";
 import * as acorn from "../../acorn";
 
-export default function (opts, code, callback) {
+export default function (code, opts = {}) {
-  try {
+  var comments = [];
-    var comments = [];
+  var tokens   = [];
-    var tokens   = [];
 
-    var parseOpts = {
+  var parseOpts = {
-      allowImportExportEverywhere: opts.looseModules,
+    allowImportExportEverywhere: opts.looseModules,
-      allowReturnOutsideFunction:  opts.looseModules,
+    allowReturnOutsideFunction:  opts.looseModules,
-      ecmaVersion:                 6,
+    allowHashBang:               true,
-      strictMode:                  opts.strictMode,
+    ecmaVersion:                 6,
-      sourceType:                  opts.sourceType,
+    strictMode:                  opts.strictMode,
-      onComment:                   comments,
+    sourceType:                  opts.sourceType,
-      locations:                   true,
+    locations:                   true,
-      features:                    opts.features || {},
+    onComment:                   comments,
-      plugins:                     opts.plugins || {},
+    features:                    opts.features || {},
-      onToken:                     tokens,
+    plugins:                     opts.plugins || {},
-      ranges:                      true
+    onToken:                     tokens,
-    };
+    ranges:                      true
+  };
 
-    if (opts.nonStandard) {
+  if (opts.nonStandard) {
-      parseOpts.plugins.jsx = true;
+    parseOpts.plugins.jsx = true;
-      parseOpts.plugins.flow = true;
+    parseOpts.plugins.flow = true;
-    }
-
-    var ast = acorn.parse(code, parseOpts);
-
-    estraverse.attachComments(ast, comments, tokens);
-
-    ast = normalizeAst(ast, comments, tokens);
-
-    if (callback) {
-      return callback(ast);
-    } else {
-      return ast;
-    }
-  } catch (err) {
-    if (!err._babel) {
-      err._babel = true;
-
-      var message = err.message = `${opts.filename}: ${err.message}`;
-
-      var loc = err.loc;
-      if (loc) {
-        err.codeFrame = codeFrame(code, loc.line, loc.column + 1, opts);
-        message += "\n" + err.codeFrame;
-      }
-
-      if (err.stack) {
-        var newStack = err.stack.replace(err.message, message);
-        try {
-          err.stack = newStack;
-        } catch (e) {
-          // `err.stack` may be a readonly property in some environments
-        }
-      }
-    }
-
-    throw err;
   }
-};
+
+  var ast = acorn.parse(code, parseOpts);
+
+  estraverse.attachComments(ast, comments, tokens);
+  ast = normalizeAst(ast, comments, tokens);
+  return ast;
+}
+
+export function all(code, opts = {}) {
+  opts.allowHashBang = true;
+  opts.sourceType = "module";
+  opts.ecmaVersion = Infinity;
+  opts.plugins = {
+    flow: true,
+    jsx:  true
+  };
+  opts.features = {};
+
+  for (var key in transform.pipeline.transformers) {
+    opts.features[key] = true;
+  }
+
+  return acorn.parse(code, opts);
+}

src/babel/transformation/file/index.js

@@ -10,6 +10,7 @@ import resolveRc from "../../tools/resolve-rc";
 import sourceMap from "source-map";
 import transform from "./../index";
 import generate from "../../generation";
+import codeFrame from "../../helpers/code-frame";
 import defaults from "lodash/object/defaults";
 import includes from "lodash/collection/includes";
 import traverse from "../../traversal";
@@ -236,48 +237,6 @@ export default class File {
     this.transformerStack = stack.concat(secondaryStack);
   }
 
-  getModuleFormatter(type: string) {
-    var ModuleFormatter = isFunction(type) ? type : moduleFormatters[type];
-
-    if (!ModuleFormatter) {
-      var loc = util.resolveRelative(type);
-      if (loc) ModuleFormatter = require(loc);
-    }
-
-    if (!ModuleFormatter) {
-      throw new ReferenceError(`Unknown module formatter type ${JSON.stringify(type)}`);
-    }
-
-    return new ModuleFormatter(this);
-  }
-
-  parseInputSourceMap(code: string) {
-    var opts = this.opts;
-
-    if (opts.inputSourceMap !== false) {
-      var inputMap = convertSourceMap.fromSource(code);
-      if (inputMap) {
-        opts.inputSourceMap = inputMap.toObject();
-        code = convertSourceMap.removeComments(code);
-      }
-    }
-
-    return code;
-  }
-
-  parseShebang(code: string) {
-    var shebangMatch = shebangRegex.exec(code);
-
-    if (shebangMatch) {
-      this.shebang = shebangMatch[0];
-
-      // remove shebang
-      code = code.replace(shebangRegex, "");
-    }
-
-    return code;
-  }
-
   set(key: string, val): any {
     return this.data[key] = val;
   };
@@ -370,13 +329,24 @@ export default class File {
     }
 
     var ref = util.template("helper-" + name);
-    ref._compact = true;
+
     var uid = this.declarations[name] = this.scope.generateUidIdentifier(name);
-    this.scope.push({
+
-      id: uid,
+    if (t.isFunctionExpression(ref) && !ref.id) {
-      init: ref,
+      ref.body._compact = true;
-      unique: true
+      ref._generated = true;
-    });
+      ref.id = uid;
+      ref.type = "FunctionDeclaration";
+      this.path.unshiftContainer("body", ref);
+    } else {
+      ref._compact = true;
+      this.scope.push({
+        id: uid,
+        init: ref,
+        unique: true
+      });
+    }
+
     return uid;
   }
 
@@ -387,110 +357,6 @@ export default class File {
     return err;
   }
 
-  addCode(code: string) {
-    code = (code || "") + "";
-    code = this.parseInputSourceMap(code);
-    this.code = code;
-    return this.parseShebang(code);
-  }
-
-  shouldIgnore() {
-    var opts = this.opts;
-    return util.shouldIgnore(opts.filename, opts.ignore, opts.only);
-  }
-
-  parse(code: string) {
-    if (this.shouldIgnore()) {
-      return {
-        metadata: {},
-        code:     code,
-        map:      null,
-        ast:      null
-      };
-    }
-
-    code = this.addCode(code);
-
-    var opts = this.opts;
-
-    //
-
-    var parseOpts = {
-      highlightCode: opts.highlightCode,
-      nonStandard:   opts.nonStandard,
-      filename:      opts.filename,
-      plugins:       {}
-    };
-
-    var features = parseOpts.features = {};
-    for (var key in this.transformers) {
-      var transformer = this.transformers[key];
-      features[key] = transformer.canTransform();
-    }
-
-    parseOpts.looseModules = this.isLoose("es6.modules");
-    parseOpts.strictMode = features.strict;
-    parseOpts.sourceType = "module";
-
-    this.log.debug("Parse start");
-
-    //
-
-    return parse(parseOpts, code, (tree) => {
-      this.log.debug("Parse stop");
-      this.transform(tree);
-      return this.generate();
-    });
-  }
-
-  setAst(ast) {
-    this.path  = TraversalPath.get(null, null, ast, ast, "program", this);
-    this.scope = this.path.scope;
-    this.ast   = ast;
-
-    this.path.traverse({
-      enter(node, parent, scope) {
-        if (this.isScope()) {
-          for (var key in scope.bindings) {
-            scope.bindings[key].setTypeAnnotation();
-          }
-        }
-      }
-    });
-  }
-
-  transform(ast) {
-    this.log.debug("Start set AST");
-    this.setAst(ast);
-    this.log.debug("End set AST");
-
-    this.log.debug("Start prepass");
-    this.checkPath(this.path);
-    this.log.debug("End prepass");
-
-    this.log.debug("Start module formatter init");
-    var modFormatter = this.moduleFormatter = this.getModuleFormatter(this.opts.modules);
-    if (modFormatter.init && this.transformers["es6.modules"].canTransform()) {
-      modFormatter.init();
-    }
-    this.log.debug("End module formatter init");
-
-    this.call("pre");
-    each(this.transformerStack, function (pass) {
-      pass.transform();
-    });
-    this.call("post");
-  }
-
-  call(key: string) {
-    var stack = this.transformerStack;
-    for (var i = 0; i < stack.length; i++) {
-      var transformer = stack[i].transformer;
-      var fn = transformer[key];
-      if (fn) fn(this);
-    }
-  }
-
   checkPath(path) {
     if (Array.isArray(path)) {
       for (var i = 0; i < path.length; i++) {
@@ -530,6 +396,178 @@ export default class File {
     return map;
   }
 
+
+  getModuleFormatter(type: string) {
+    var ModuleFormatter = isFunction(type) ? type : moduleFormatters[type];
+
+    if (!ModuleFormatter) {
+      var loc = util.resolveRelative(type);
+      if (loc) ModuleFormatter = require(loc);
+    }
+
+    if (!ModuleFormatter) {
+      throw new ReferenceError(`Unknown module formatter type ${JSON.stringify(type)}`);
+    }
+
+    return new ModuleFormatter(this);
+  }
+
+  parse(code: string) {
+    var opts = this.opts;
+
+    //
+
+    var parseOpts = {
+      highlightCode: opts.highlightCode,
+      nonStandard:   opts.nonStandard,
+      filename:      opts.filename,
+      plugins:       {}
+    };
+
+    var features = parseOpts.features = {};
+    for (var key in this.transformers) {
+      var transformer = this.transformers[key];
+      features[key] = transformer.canTransform();
+    }
+
+    parseOpts.looseModules = this.isLoose("es6.modules");
+    parseOpts.strictMode = features.strict;
+    parseOpts.sourceType = "module";
+
+    this.log.debug("Parse start");
+    var tree = parse(code, parseOpts);
+    this.log.debug("Parse stop");
+    return tree;
+  }
+
+  _addAst(ast) {
+    this.path  = TraversalPath.get(null, null, ast, ast, "program", this);
+    this.scope = this.path.scope;
+    this.ast   = ast;
+
+    this.path.traverse({
+      enter(node, parent, scope) {
+        if (this.isScope()) {
+          for (var key in scope.bindings) {
+            scope.bindings[key].setTypeAnnotation();
+          }
+        }
+      }
+    });
+  }
+
+  addAst(ast) {
+    this.log.debug("Start set AST");
+    this._addAst(ast);
+    this.log.debug("End set AST");
+
+    this.log.debug("Start prepass");
+    this.checkPath(this.path);
+    this.log.debug("End prepass");
+
+    this.log.debug("Start module formatter init");
+    var modFormatter = this.moduleFormatter = this.getModuleFormatter(this.opts.modules);
+    if (modFormatter.init && this.transformers["es6.modules"].canTransform()) {
+      modFormatter.init();
+    }
+    this.log.debug("End module formatter init");
+
+    this.call("pre");
+    each(this.transformerStack, function (pass) {
+      pass.transform();
+    });
+    this.call("post");
+  }
+
+  wrap(code, callback) {
+    try {
+      if (this.shouldIgnore()) {
+        return {
+          metadata: {},
+          code:     code,
+          map:      null,
+          ast:      null
+        };
+      }
+
+      callback();
+
+      return this.generate();
+    } catch (err) {
+      if (err._babel) {
+        throw err;
+      } else {
+        err._babel = true;
+      }
+
+      var message = err.message = `${this.opts.filename}: ${err.message}`;
+
+      var loc = err.loc;
+      if (loc) {
+        err.codeFrame = codeFrame(code, loc.line, loc.column + 1, this.opts);
+        message += "\n" + err.codeFrame;
+      }
+
+      if (err.stack) {
+        var newStack = err.stack.replace(err.message, message);
+        try {
+          err.stack = newStack;
+        } catch (e) {
+          // `err.stack` may be a readonly property in some environments
+        }
+      }
+
+      throw err;
+    }
+  }
+
+  addCode(code: string, parseCode?) {
+    code = (code || "") + "";
+    code = this.parseInputSourceMap(code);
+    this.code = code;
+
+    if (parseCode) {
+      this.parseShebang();
+      this.addAst(this.parse(this.code));
+    }
+  }
+
+  shouldIgnore() {
+    var opts = this.opts;
+    return util.shouldIgnore(opts.filename, opts.ignore, opts.only);
+  }
+
+  call(key: string) {
+    var stack = this.transformerStack;
+    for (var i = 0; i < stack.length; i++) {
+      var transformer = stack[i].transformer;
+      var fn = transformer[key];
+      if (fn) fn(this);
+    }
+  }
+
+  parseInputSourceMap(code: string) {
+    var opts = this.opts;
+
+    if (opts.inputSourceMap !== false) {
+      var inputMap = convertSourceMap.fromSource(code);
+      if (inputMap) {
+        opts.inputSourceMap = inputMap.toObject();
+        code = convertSourceMap.removeComments(code);
+      }
+    }
+
+    return code;
+  }
+
+  parseShebang() {
+    var shebangMatch = shebangRegex.exec(this.code);
+    if (shebangMatch) {
+      this.shebang = shebangMatch[0];
+      this.code = this.code.replace(shebangRegex, "");
+    }
+  }
+
   generate(): {
     usedHelpers?: Array<string>;
     code: string;

src/babel/transformation/transformer-pipeline.js

@@ -57,16 +57,19 @@ export default class TransformerPipeline {
 
   transform(code: string, opts?: Object) {
     var file = new File(opts, this);
-    return file.parse(code);
+    return file.wrap(code, function () {
+      file.addCode(code, true);
+    });
   }
 
   transformFromAst(ast, code, opts) {
     ast = normalizeAst(ast);
 
     var file = new File(opts, this);
-    file.addCode(code);
+    return file.wrap(code, function () {
-    file.transform(ast);
+      file.addCode(code);
-    return file.generate();
+      file.addAst(ast);
+    });
   }
 
   _ensureTransformerNames(type: string, rawKeys: Array<string>) {

src/babel/transformation/transformers/deprecated.json

@@ -5,7 +5,7 @@
   "es6.symbols": "es6.spec.symbols",
   "es6.blockScopingTDZ": "es6.spec.blockScoping",
 
-  "minification.deadCodeElimination": "utility.deadCodeElimination",
+  "utility.deadCodeElimination": "minification.deadCodeElimination",
   "minification.removeConsoleCalls": "utility.removeConsole",
   "minification.removeDebugger": "utility.removeDebugger"
 }

src/babel/transformation/transformers/es3/member-expression-literals.js

@@ -2,11 +2,7 @@ import * as t from "../../../types";
 
 export function MemberExpression(node) {
   var prop = node.property;
-  if (node.computed && t.isLiteral(prop) && t.isValidIdentifier(prop.value)) {
+  if (!node.computed && t.isIdentifier(prop) && !t.isValidIdentifier(prop.name)) {
-    // foo["bar"] => foo.bar
-    node.property = t.identifier(prop.value);
-    node.computed = false;
-  } else if (!node.computed && t.isIdentifier(prop) && !t.isValidIdentifier(prop.name)) {
     // foo.default -> foo["default"]
     node.property = t.literal(prop.name);
     node.computed = true;

src/babel/transformation/transformers/es3/property-literals.js

@@ -2,11 +2,7 @@ import * as t from "../../../types";
 
 export function Property(node) {
   var key = node.key;
-  if (t.isLiteral(key) && t.isValidIdentifier(key.value)) {
+  if (!node.computed && t.isIdentifier(key) && !t.isValidIdentifier(key.name)) {
-    // "foo": "bar" -> foo: "bar"
-    node.key = t.identifier(key.value);
-    node.computed = false;
-  } else if (!node.computed && t.isIdentifier(key) && !t.isValidIdentifier(key.name)) {
     // default: "bar" -> "default": "bar"
     node.key = t.literal(key.name);
   }

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

@@ -96,10 +96,6 @@ var verifyConstructorVisitor = traverse.explode({
       if (state.hasSuper && !state.hasBareSuper) {
         throw this.errorWithNode("'this' is not allowed before super()");
       }
-
-      if (state.isNativeSuper) {
-        return state.nativeSuperRef;
-      }
     }
   }
 });
@@ -154,15 +150,6 @@ class ClassTransformer {
 
     //
 
-    var superClass = this.node.superClass;
-    this.isNativeSuper = superClass && t.isIdentifier(superClass) && t.NATIVE_TYPE_NAMES.indexOf(superClass.name) >= 0;
-
-    if (this.isNativeSuper) {
-      this.nativeSuperRef = this.scope.generateUidIdentifier("this");
-    }
-
-    //
-
     var body = this.body;
 
     //
@@ -234,12 +221,6 @@ class ClassTransformer {
       }
     }
 
-    if (this.isNativeSuper) {
-      // we've determined this is inheriting from a native class so return the constructed
-      // instance
-      constructorBody.body.push(t.returnStatement(this.nativeSuperRef));
-    }
-
     if (this.className) {
       // named class with only a constructor
       if (body.length === 1) return t.toExpression(body[0]);
@@ -344,9 +325,7 @@ class ClassTransformer {
     if (!this.hasConstructor && this.hasSuper) {
       var helperName = "class-super-constructor-call";
       if (this.isLoose) helperName += "-loose";
-      if (this.isNativeSuper) helperName = "class-super-native-constructor-call";
       constructorBody.body.push(util.template(helperName, {
-        NATIVE_REF: this.nativeSuperRef,
         CLASS_NAME: this.classRef,
         SUPER_NAME: this.superName
       }, true));
@@ -475,12 +454,10 @@ class ClassTransformer {
 
    verifyConstructor(path: TraversalPath) {
     var state = {
-      nativeSuperRef: this.nativeSuperRef,
+      hasBareSuper: false,
-      isNativeSuper:  this.isNativeSuper,
+      bareSuper:    null,
-      hasBareSuper:   false,
+      hasSuper:     this.hasSuper,
-      bareSuper:      null,
+      file:         this.file
-      hasSuper:       this.hasSuper,
-      file:           this.file
     };
 
     path.get("value").traverse(verifyConstructorVisitor, state);
@@ -490,22 +467,7 @@ class ClassTransformer {
     if (!state.hasBareSuper && this.hasSuper) {
       throw path.errorWithNode("Derived constructor must call super()");
     }
-
+  }
-    if (this.isNativeSuper && this.bareSuper) {
-      this.bareSuper.replaceWithMultiple([
-        t.variableDeclaration("var", [
-          t.variableDeclarator(this.nativeSuperRef, t.newExpression(this.superName, this.bareSuper.node.arguments))
-        ]),
-
-        t.expressionStatement(t.assignmentExpression(
-          "=",
-          t.memberExpression(this.nativeSuperRef, t.identifier("__proto__")),
-          t.memberExpression(this.classRef, t.identifier("prototype"))
-        )),
-        t.expressionStatement(this.nativeSuperRef)
-      ]);
-    }
-   }
 
   /**
    * Push a method to its respective mutatorMap.
@@ -605,10 +567,6 @@ class ClassTransformer {
       fnPath.scope.rename(this.classRef.name);
     }
 
-    if (this.isNativeSuper) {
-      fnPath.traverse(constructorVisitor, this.nativeSuperRef);
-    }
-
     var construct = this.constructor;
     var fn        = method.value;
 

src/babel/transformation/transformers/es6/properties.computed.js

@@ -16,27 +16,13 @@ function loose(node, body, objId) {
 
 function spec(node, body, objId, initProps, file) {
   var props = node.properties;
-  var prop, key;
-
-  // normalize key
-
-  for (var i = 0; i < props.length; i++) {
-    prop = props[i];
-    if (prop.kind !== "init") continue;
-
-    key = prop.key;
-
-    if (!prop.computed && t.isIdentifier(key)) {
-      prop.key = t.literal(key.name);
-    }
-  }
 
   // add all non-computed properties and `__proto__` properties to the initializer
 
   var broken = false;
 
-  for (i = 0; i < props.length; i++) {
+  for (let i = 0; i < props.length; i++) {
-    prop = props[i];
+    let prop = props[i];
 
     if (prop.computed) {
       broken = true;
@@ -51,24 +37,17 @@ function spec(node, body, objId, initProps, file) {
   // add a simple assignment for all Symbol member expressions due to symbol polyfill limitations
   // otherwise use Object.defineProperty
 
-  for (i = 0; i < props.length; i++) {
+  for (let i = 0; i < props.length; i++) {
-    prop = props[i];
+    let prop = props[i];
     if (!prop) continue;
 
-    key = prop.key;
+    let key = prop.key;
-    var bodyNode;
+    if (t.isIdentifier(key) && !prop.computed) {
-
+      key = t.literal(key.name);
-    if (prop.computed && t.isMemberExpression(key) && t.isIdentifier(key.object, { name: "Symbol" })) {
-      // { [Symbol.iterator]: "foo" }
-      bodyNode = t.assignmentExpression(
-        "=",
-        t.memberExpression(objId, key, true),
-        prop.value
-      );
-    } else {
-      bodyNode = t.callExpression(file.addHelper("define-property"), [objId, key, prop.value]);
     }
 
+    var bodyNode = t.callExpression(file.addHelper("define-property"), [objId, key, prop.value]);
+
     body.push(t.expressionStatement(bodyNode));
   }
 

src/babel/transformation/transformers/es6/spec.symbols.js

@@ -33,3 +33,5 @@ export function BinaryExpression(node, parent, scope, file) {
 export function VariableDeclaration(node) {
   if (node._generated) this.skip();
 }
+
+export { VariableDeclaration as FunctionDeclaration };

src/babel/transformation/transformers/es6/tail-call.js

@@ -18,15 +18,7 @@ function returnBlock(expr) {
 // looks for and replaces tail recursion calls
 var firstPass = {
   enter(node, parent, scope, state) {
-    if (this.isIfStatement()) {
+    if (this.isReturnStatement()) {
-      if (this.get("alternate").isReturnStatement()) {
-        t.ensureBlock(node, "alternate");
-      }
-
-      if (this.get("consequent").isReturnStatement()) {
-        t.ensureBlock(node, "consequent");
-      }
-    } else if (this.isReturnStatement()) {
       this.skip();
       return state.subTransform(node.argument);
     } else if (t.isTryStatement(parent)) {

src/babel/transformation/transformers/index.js

@@ -1,5 +1,6 @@
 export default {
   _modules:                                require("./internal/modules"),
+  "minification.deadCodeElimination":      require("./minification/dead-code-elimination"),
 
   "es7.classProperties":                   require("./es7/class-properties"),
   "es7.trailingFunctionCommas":            require("./es7/trailing-function-commas"),
@@ -113,7 +114,9 @@ export default {
 
   "utility.inlineEnvironmentVariables":    require("./utility/inline-environment-variables"),
   "utility.inlineExpressions":             require("./utility/inline-expressions"),
-  "utility.deadCodeElimination":           require("./utility/dead-code-elimination"),
+
+  "minification.memberExpressionLiterals": require("./minification/member-expression-literals"),
+  "minification.propertyLiterals":         require("./minification/property-literals"),
 
   jscript:                                 require("./other/jscript"),
   flow:                                    require("./other/flow")

src/babel/transformation/transformers/minification/member-expression-literals.js

@@ -0,0 +1,14 @@
+import * as t from "../../../types";
+
+export var metadata = {
+  optional: true
+};
+
+export function MemberExpression(node) {
+  var prop = node.property;
+  if (node.computed && t.isLiteral(prop) && t.isValidIdentifier(prop.value)) {
+    // foo["bar"] => foo.bar
+    node.property = t.identifier(prop.value);
+    node.computed = false;
+  }
+}

src/babel/transformation/transformers/minification/property-literals.js

@@ -0,0 +1,14 @@
+import * as t from "../../../types";
+
+export var metadata = {
+  optional: true
+};
+
+export function Property(node) {
+  var key = node.key;
+  if (t.isLiteral(key) && t.isValidIdentifier(key.value)) {
+    // "foo": "bar" -> foo: "bar"
+    node.key = t.identifier(key.value);
+    node.computed = false;
+  }
+}

src/babel/transformation/transformers/other/regenerator.js

@@ -9,6 +9,6 @@ export var Program = {
   enter(ast) {
     regenerator.transform(ast);
     this.stop();
-    return ast; // force a checkPath, this really needs to be optimised
+    this.checkSelf();
   }
 };

src/babel/traversal/path/index.js

@@ -3,6 +3,8 @@ import isBoolean from "lodash/lang/isBoolean";
 import isNumber from "lodash/lang/isNumber";
 import isRegExp from "lodash/lang/isRegExp";
 import isString from "lodash/lang/isString";
+import codeFrame from "../../helpers/code-frame";
+import { all as parse } from "../../helpers/parse";
 import traverse from "../index";
 import includes from "lodash/collection/includes";
 import assign from "lodash/object/assign";
@@ -116,7 +118,7 @@ export default class TraversalPath {
       } else if (this.isStatementOrBlock()) {
         if (this.node) nodes.push(this.node);
         this.container[this.key] = t.blockStatement(nodes);
-        this.checkPaths(this);
+        this.checkSelf();
       } else {
         throw new Error("We don't know what to do with this node type. We were previously a Statement but we can't fit in here?");
       }
@@ -214,7 +216,7 @@ export default class TraversalPath {
       } else if (this.isStatementOrBlock()) {
         if (this.node) nodes.unshift(this.node);
         this.container[this.key] = t.blockStatement(nodes);
-        this.checkPaths(this);
+        this.checkSelf();
       } else {
         throw new Error("We don't know what to do with this node type. We were previously a Statement but we can't fit in here?");
       }
@@ -476,7 +478,29 @@ export default class TraversalPath {
    * Description
    */
 
-  replaceWith(replacement, arraysAllowed) {
+  replaceWithSourceString(replacement) {
+    try {
+      replacement = `(${replacement})`;
+      replacement = parse(code);
+    } catch (err) {
+      var loc = err.loc;
+      if (loc) {
+        err.message += " - make sure this is an expression.";
+        err.message += "\n" + codeFrame(replacement, loc.line, loc.column + 1);
+      }
+      throw err;
+    }
+
+    replacement = replacement.body[0].expression;
+    traverse.removeProperties(replacement);
+    return this.replaceWith(replacement);
+  }
+
+  /**
+   * Description
+   */
+
+  replaceWith(replacement, whateverAllowed) {
     if (this.removed) {
       throw new Error("You can't replace this node, we've already removed it");
     }
@@ -485,14 +509,33 @@ export default class TraversalPath {
       throw new Error("You passed `path.replaceWith()` a falsy node, use `path.remove()` instead");
     }
 
+    // normalise inserting an entire AST
+    if (t.isProgram(replacement)) {
+      replacement = replacement.body;
+    }
+
     if (Array.isArray(replacement)) {
-      if (arraysAllowed) {
+      if (whateverAllowed) {
         return this.replaceWithMultiple(replacement);
       } else {
         throw new Error("Don't use `path.replaceWith()` with an array of nodes, use `path.replaceWithMultiple()`");
       }
     }
 
+    if (typeof replacement === "string") {
+      if (whateverAllowed) {
+        return this.replaceWithSourceString(replacement);
+      } else {
+        throw new Error("Don't use `path.replaceWith()` with a string, use `path.replaceWithSourceString()`");
+      }
+    }
+
+    // replacing a statement with an expression so wrap it in an expression statement
+    if (this.isPreviousType("Statement") && t.isExpression(replacement)) {
+      replacement = t.expressionStatement(replacement);
+    }
+
+    // replacing an expression with a statement so let's explode it
     if (this.isPreviousType("Expression") && t.isStatement(replacement)) {
       return this.replaceExpressionWithStatements([replacement]);
     }
@@ -507,6 +550,14 @@ export default class TraversalPath {
     // potentially create new scope
     this.setScope();
 
+    this.checkSelf();
+  }
+
+  /**
+   * Description
+   */
+
+  checkSelf() {
     this.checkPaths(this);
   }
 

src/babel/traversal/scope.js

@@ -74,8 +74,15 @@ var renameVisitor = explode({
   Identifier(node, parent, scope, state) {
     if (this.isReferenced() && node.name === state.oldName) {
       if (this.parentPath.isProperty() && this.key === "key" && parent.shorthand) {
+        var value = t.identifier(state.newName);;
+
+        if (parent.value === state.binding) {
+          state.info.identifier = state.binding = value;
+        }
+
         parent.shorthand = false;
-        parent.value = t.identifier(state.newName);
+        parent.value = value;
+        parent.key = t.identifier(state.oldName);
       } else {
         node.name = state.newName;
       }

src/babel/util.js

@@ -155,7 +155,7 @@ export function template(name: string, nodes?: Array<Object>, keepExpression?: b
 }
 
 export function parseTemplate(loc: string, code: string): Object {
-  var ast = parse({ filename: loc, looseModules: true }, code).program;
+  var ast = parse(code, { filename: loc, looseModules: true }).program;
   ast = traverse.removeProperties(ast);
   return ast;
 }

test/core/fixtures/bin/babel/filenames --out-file --source-maps inline/out-files/script3.js

@@ -1,6 +1,6 @@
 "use strict";
 
-var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } };
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 var Test = function Test() {
   _classCallCheck(this, Test);

test/core/fixtures/bin/babel/filenames --out-file --source-maps/out-files/script3.js

@@ -1,6 +1,6 @@
 "use strict";
 
-var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } };
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 var Test = function Test() {
   _classCallCheck(this, Test);

test/core/fixtures/bin/babel/filenames --out-file/out-files/script3.js

@@ -1,6 +1,6 @@
 "use strict";
 
-var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } };
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 var Test = function Test() {
   _classCallCheck(this, Test);

test/core/fixtures/transformation/api/blacklist/expected.js

@@ -1,6 +1,6 @@
 "use strict";
 
-var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } };
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 var Test = function Test() {
   _classCallCheck(this, Test);

test/core/fixtures/transformation/es3/member-expression-literals/actual.js

@@ -1,6 +1,4 @@
-obj["x"] = 2;
-
 test.catch;
-test.catch["foo"];
+test.catch.foo;
 test["catch"];
-test["catch"]["foo"];
+test["catch"].foo;

test/core/fixtures/transformation/es3/member-expression-literals/expected.js

@@ -1,7 +1,5 @@
 "use strict";
 
-obj.x = 2;
-
 test["catch"];
 test["catch"].foo;
 test["catch"];

test/core/fixtures/transformation/es3/property-literals/expected.js

@@ -1,7 +1,7 @@
 "use strict";
 
 var obj = {
-  test: "foob",
+  "test": "foob",
   "!@#$": "foob",
   "33rd": "foob",
   fooBar: "foob"

test/core/fixtures/transformation/es6.classes/native-constructors/actual.js

@@ -1,17 +0,0 @@
-class Foo extends Array {
-
-}
-
-class Bar extends Array {
-  constructor() {
-    super();
-    this.foo = "bar";
-  }
-}
-
-class Baz extends Array {
-  constructor() {
-    super();
-    (() => this)
-  }
-}

test/core/fixtures/transformation/es6.classes/native-constructors/exec.js

@@ -1,27 +0,0 @@
-class Foo extends Array {
-
-}
-
-class Bar extends Array {
-  constructor() {
-    super();
-    this.foo = "bar";
-  }
-}
-
-var foo = new Foo;
-assert.ok(Array.isArray(foo));
-foo.push(1);
-foo.push(2);
-assert.equal(foo[0], 1);
-assert.equal(foo[1], 2);
-assert.equal(foo.length, 2);
-
-var bar = new Bar;
-assert.ok(Array.isArray(bar));
-assert.equal(bar.foo, "bar");
-bar.push(1);
-bar.push(2);
-assert.equal(bar[0], 1);
-assert.equal(bar[1], 2);
-assert.equal(bar.length, 2);

test/core/fixtures/transformation/es6.classes/native-constructors/expected.js

@@ -1,53 +0,0 @@
-"use strict";
-
-var Foo = (function (_Array) {
-  function Foo() {
-    babelHelpers.classCallCheck(this, Foo);
-
-    if (_Array != null) {
-      var _this = new (babelHelpers.bind.apply(_Array, [null].concat(babelHelpers.slice.call(arguments))))();
-
-      _this.__proto__ = Foo.prototype;
-      return _this;
-    }
-
-    return _this;
-  }
-
-  babelHelpers.inherits(Foo, _Array);
-  return Foo;
-})(Array);
-
-var Bar = (function (_Array2) {
-  function Bar() {
-    babelHelpers.classCallCheck(this, Bar);
-
-    var _this2 = new _Array2();
-
-    _this2.__proto__ = Bar.prototype;
-
-    _this2.foo = "bar";
-    return _this2;
-  }
-
-  babelHelpers.inherits(Bar, _Array2);
-  return Bar;
-})(Array);
-
-var Baz = (function (_Array3) {
-  function Baz() {
-    babelHelpers.classCallCheck(this, Baz);
-
-    var _this3 = new _Array3();
-
-    _this3.__proto__ = Baz.prototype;
-
-    (function () {
-      return _this3;
-    });
-    return _this3;
-  }
-
-  babelHelpers.inherits(Baz, _Array3);
-  return Baz;
-})(Array);

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

@@ -1,6 +1,6 @@
 "use strict";
 
-var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } };
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 var _default = (function () {
   var _class = function _default() {

test/core/fixtures/transformation/es6.modules-ignore/exports-variable/expected.js

@@ -1,6 +1,6 @@
 "use strict";
 
-var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } };
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 var foo = 1;
 var foo = 1,

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

@@ -1,10 +1,10 @@
 System.register([], function (_export) {
   var _default, Foo;
 
-  var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } };
-
   _export("default", foo);
 
+  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
   function foo() {}
 
   return {

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

@@ -1,10 +1,10 @@
 System.register([], function (_export) {
   var foo, foo2, foo3, foo4, foo5, foo6, foo8;
 
-  var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } };
-
   _export("foo7", foo7);
 
+  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
   function foo7() {}
 
   return {

test/core/fixtures/transformation/es6.properties.computed-loose/two/expected.js

@@ -2,4 +2,4 @@
 
 var _obj;
 
-var obj = (_obj = {}, _obj.first = "first", _obj.second = "second", _obj);
+var obj = (_obj = {}, _obj.first = "first", _obj["second"] = "second", _obj);

test/core/fixtures/transformation/es6.properties.computed/ignore-symbol/expected.js

@@ -1,5 +1,3 @@
 "use strict";
 
-var _foo;
+var foo = babelHelpers.defineProperty({}, Symbol.iterator, "foobar");
-
-var foo = (_foo = {}, _foo[Symbol.iterator] = "foobar", _foo);

test/core/fixtures/transformation/es6.template-literals/tag-loose/expected.js

@@ -1,5 +1,5 @@
 "use strict";
 
-var _taggedTemplateLiteralLoose = function (strings, raw) { strings.raw = raw; return strings; };
+function _taggedTemplateLiteralLoose(strings, raw) { strings.raw = raw; return strings; }
 
 var foo = bar(_taggedTemplateLiteralLoose(["wow\na", "b ", ""], ["wow\\na", "b ", ""]), 42, _.foobar());

test/core/fixtures/transformation/es6.template-literals/tag/expected.js

@@ -1,5 +1,5 @@
 "use strict";
 
-var _taggedTemplateLiteral = function (strings, raw) { return Object.freeze(Object.defineProperties(strings, { raw: { value: Object.freeze(raw) } })); };
+function _taggedTemplateLiteral(strings, raw) { return Object.freeze(Object.defineProperties(strings, { raw: { value: Object.freeze(raw) } })); }
 
 var foo = bar(_taggedTemplateLiteral(["wow\na", "b ", ""], ["wow\\na", "b ", ""]), 42, _.foobar());

test/core/fixtures/transformation/minification.member-expression-literals/invalid-identifiers/actual.js

@@ -0,0 +1,2 @@
+foo["default"];
+foo["import"];

test/core/fixtures/transformation/minification.member-expression-literals/invalid-identifiers/expected.js

@@ -0,0 +1,4 @@
+"use strict";
+
+foo["default"];
+foo["import"];

test/core/fixtures/transformation/minification.member-expression-literals/options.json

@@ -0,0 +1,3 @@
+{
+  "optional": ["minification.memberExpressionLiterals"]
+}

test/core/fixtures/transformation/minification.member-expression-literals/valid-identifiers/actual.js

@@ -0,0 +1,4 @@
+foo["bar"];
+foo["foo"];
+foo.bar;
+foo.foo;

test/core/fixtures/transformation/minification.member-expression-literals/valid-identifiers/expected.js

@@ -0,0 +1,6 @@
+"use strict";
+
+foo.bar;
+foo.foo;
+foo.bar;
+foo.foo;

test/core/fixtures/transformation/minification.property-literals/invalid-identifiers/actual.js

@@ -0,0 +1,4 @@
+({
+  "default": null,
+  "import": null
+});

test/core/fixtures/transformation/minification.property-literals/invalid-identifiers/expected.js

@@ -0,0 +1,6 @@
+"use strict";
+
+({
+  "default": null,
+  "import": null
+});

test/core/fixtures/transformation/minification.property-literals/options.json

@@ -0,0 +1,3 @@
+{
+  "optional": ["minification.propertyLiterals"]
+}

test/core/fixtures/transformation/minification.property-literals/valid-identifiers/actual.js

@@ -0,0 +1,4 @@
+var obj = {
+  foo: "foo",
+  "bar": "bar"
+};

test/core/fixtures/transformation/minification.property-literals/valid-identifiers/expected.js

@@ -0,0 +1,6 @@
+"use strict";
+
+var obj = {
+  foo: "foo",
+  bar: "bar"
+};

test/core/fixtures/transformation/spec.function-name/collisions/actual.js

@@ -0,0 +1,9 @@
+var obj = {
+  search: function({search}) {
+    console.log(search);
+  }
+};
+
+function search({search}) {
+  console.log(search);
+}

test/core/fixtures/transformation/spec.function-name/collisions/expected.js

@@ -0,0 +1,15 @@
+"use strict";
+
+var obj = {
+  search: function search(_ref) {
+    var _search = _ref.search;
+
+    console.log(_search);
+  }
+};
+
+function search(_ref2) {
+  var search = _ref2.search;
+
+  console.log(search);
+}

test/core/fixtures/transformation/spec.proto-to-assign/assignment-expression/expected.js

@@ -1,6 +1,6 @@
 "use strict";
 
-var _defaults = function (obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; };
+function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; }
 
 var _foo, _foo$bar, _foo$bar2;
 

test/core/fixtures/transformation/spec.proto-to-assign/assignment-statement/expected.js

@@ -1,5 +1,5 @@
 "use strict";
 
-var _defaults = function (obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; };
+function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; }
 
 _defaults(obj, bar);

test/core/fixtures/transformation/spec.proto-to-assign/class/expected.js

@@ -1,10 +1,10 @@
 "use strict";
 
-var _defaults = function (obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; };
+function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; }
 
-var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } };
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
-var _inherits = function (subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) _defaults(subClass, superClass); };
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) _defaults(subClass, superClass); }
 
 var Foo = (function (_Bar) {
   function Foo() {
@@ -18,4 +18,4 @@ var Foo = (function (_Bar) {
   _inherits(Foo, _Bar);
 
   return Foo;
-})(Bar);
+})(Bar);

test/core/generation.js

@@ -1,7 +1,7 @@
 var generate = require("../../lib/babel/generation");
 var assert   = require("assert");
 var helper   = require("./_helper");
-var parse    = require("../../lib/babel/helpers/parse");
+var parse    = require("../../lib/babel/helpers/parse").default;
 var chai     = require("chai");
 var t        = require("../../lib/babel/types");
 var _        = require("lodash");
@@ -26,7 +26,7 @@ _.each(helper.get("generation"), function (testSuite) {
         var expect = task.expect;
         var actual = task.actual;
 
-        var actualAst  = parse({
+        var actualAst  = parse(actual.code, {
           filename: actual.loc,
           nonStandard: true,
           strictMode: false,
@@ -36,7 +36,7 @@ _.each(helper.get("generation"), function (testSuite) {
             "es7.asyncFunctions": true,
             "es7.exportExtensions": true
           }
-        }, actual.code);
+        });
         var actualCode = generate(actualAst, task.options, actual.code).code;
 
         chai.expect(actualCode).to.equal(expect.code, actual.loc + " !== " + expect.loc);

test/core/util.js

@@ -1,6 +1,6 @@
 var assert = require("assert");
 var util   = require("../../lib/babel/util");
-var parse  = require("../../lib/babel/helpers/parse");
+var parse  = require("../../lib/babel/helpers/parse").default;
 var t      = require("../../lib/babel/types");
 
 suite("util", function () {
@@ -11,19 +11,18 @@ suite("util", function () {
   });
 
   test("templates do not recurse", function () {
-    var key = __filename;
+    var key   = __filename;
-    var KEY = parse({ loc: key }, "replacedKey").program.body[0].expression;
+    var KEY   = parse("replacedKey").program.body[0].expression;
-    var VALUE = parse({ loc: key }, "+KEY").program.body[0].expression;
+    var VALUE = parse("+KEY").program.body[0].expression;
 
     util.templates[key] = util.parseTemplate(key, "KEY = VALUE;");
-    var result = util.template(key, {KEY: KEY, VALUE: VALUE});
+    var result = util.template(key, { KEY: KEY, VALUE: VALUE });
     delete util.templates[key];
 
     assert.strictEqual(
       result.right.argument.name,
       "KEY",
-      "template should not recurse into replaced nodes, " +
+      "template should not recurse into replaced nodes, replacing KEY inside VALUE"
-        "replacing KEY inside VALUE"
     );
   });