remove playground code gen, remove react metadata, start update of modules to estree

src/babel/generation/generators/playground.js

@@ -1,7 +0,0 @@
-import each from "lodash/collection/each";
-
-each(["BindMemberExpression", "BindFunctionExpression"], function (type) {
-  exports[type] = function () {
-    throw new ReferenceError(`Trying to render non-standard playground node ${JSON.stringify(type)}`);
-  };
-});

src/babel/generation/index.js

@@ -59,7 +59,6 @@ class CodeGenerator {
     comprehensions:   require("./generators/comprehensions"),
     expressions:      require("./generators/expressions"),
     statements:       require("./generators/statements"),
-    playground:       require("./generators/playground"),
     classes:          require("./generators/classes"),
     methods:          require("./generators/methods"),
     modules:          require("./generators/modules"),

src/babel/patch.js

@@ -23,41 +23,9 @@ def("AssignmentPattern")
   .field("left", def("Pattern"))
   .field("right", def("Expression"));
 
-// Acorn - Same as ImportNamespaceSpecifier but `id` is `name`
-def("ImportBatchSpecifier")
-  .bases("Specifier")
-  .build("name")
-  .field("name", def("Identifier"));
-
 def("RestElement")
   .bases("Pattern")
   .build("argument")
   .field("argument", def("expression"));
 
-// Abstract references
-def("VirtualPropertyExpression")
-  .bases("Expression")
-  .build("object", "property")
-  .field("object", def("Expression"))
-  .field("property", or(def("Identifier"), def("Expression")));
-
-def("PrivateDeclaration")
-  .bases("Declaration")
-  .build("declarations")
-  .field("declarations", [def("Identifier")]);
-
-// Playground
-def("BindMemberExpression")
-  .bases("Expression")
-  .build("object", "property", "arguments")
-  .field("object", def("Expression"))
-  .field("property", or(def("Identifier"), def("Expression")))
-  .field("arguments", [def("Expression")]);
-
-def("BindFunctionExpression")
-  .bases("Expression")
-  .build("callee", "arguments")
-  .field("callee", def("Expression"))
-  .field("arguments", [def("Expression")]);
-
 types.finalize();

src/babel/transformation/file/options.json

@@ -19,12 +19,6 @@
 
   },
 
-  "react": {
-    "description": "",
-    "type": "boolean",
-    "default": false
-  },
-
   "highlightErrors": {
     "description": "ANSI syntax highlight error messages",
     "type": "boolean",

src/babel/transformation/modules/common.js

@@ -18,7 +18,7 @@ export default class CommonJSFormatter extends DefaultFormatter {
   };
 
   importSpecifier(specifier, node, nodes) {
-    var variableName = t.getSpecifierName(specifier);
+    var variableName = node.local;
 
     var ref = this.getExternalReference(node, nodes);
 

src/babel/transformation/transformer-pass.js

@@ -13,11 +13,11 @@ export default class TransformerPass {
     this.handlers    = transformer.handlers;
     this.file        = file;
 
-    this.canRun = this._canRun();
-    this.ran    = false;
+    this.canTransform = this._canTransform();
+    this.ran          = false;
   }
 
-  _canRun(): boolean {
+  _canTransform(): boolean {
     var transformer = this.transformer;
 
     var opts = this.file.opts;

src/babel/transformation/transformers/es6/block-scoping.js

@@ -44,7 +44,7 @@ export function check(node) {
 export function VariableDeclaration(node, parent, scope, file) {
   if (!isLet(node, parent)) return;
 
-  if (isLetInitable(node) && file.transformers["es6.blockScopingTDZ"].canRun) {
+  if (isLetInitable(node) && file.transformers["es6.blockScopingTDZ"].canTransform) {
     var nodes = [node];
 
     for (var i = 0; i < node.declarations.length; i++) {

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

@@ -24,7 +24,11 @@ export function ImportDeclaration(node, parent, scope, file) {
   return nodes;
 }
 
-export function ExportDeclaration(node, parent, scope, file) {
+export function ExportAllDeclaration(node, parent, scope, file) {
+  return file.moduleFormatter.exportAllDeclaration(node, parent);
+}
+
+export function ExportNamedDeclaration(node, parent, scope, file) {
   // flow type
   if (this.get("declaration").isTypeAlias()) return;
 

src/babel/transformation/transformers/es6/parameters.default.js

@@ -62,7 +62,7 @@ exports.Function = function (node, parent, scope, file) {
         param.traverse(iifeVisitor, state);
       }
 
-      if (file.transformers["es6.blockScopingTDZ"].canRun && param.isIdentifier()) {
+      if (file.transformers["es6.blockScopingTDZ"].canTransform && param.isIdentifier()) {
         pushDefNode(param.node, t.identifier("undefined"), i);
       }
 

src/babel/transformation/transformers/es7/exponentiation-operator.js

@@ -3,10 +3,6 @@
 import build from "../../helpers/build-binary-assignment-operator-transformer";
 import * as t from "../../../types";
 
-export var metadata = {
-  optional: true
-};
-
 var MATH_POW = t.memberExpression(t.identifier("Math"), t.identifier("pow"));
 
 build(exports, {

src/babel/transformation/transformers/internal/module-formatter.js

@@ -5,7 +5,7 @@ export function Program(program, parent, scope, file) {
     program.body = file.dynamicImports.concat(program.body);
   });
 
-  if (!file.transformers["es6.modules"].canRun) return;
+  if (!file.transformers["es6.modules"].canTransform) return;
 
   if (file.moduleFormatter.transform) {
     file.moduleFormatter.transform(program);

src/babel/transformation/transformers/internal/modules.js

@@ -17,12 +17,9 @@ export function ImportDeclaration(node, parent, scope, file) {
   }
 }
 
-export function ExportDeclaration(node, parent, scope) {
+export function ExportDefaultDeclaration(node, parent, scope) {
   ImportDeclaration.apply(this, arguments);
 
-  // flow type
-  if (node.isType) return;
-
   var declar = node.declaration;
 
   var getDeclar = function () {
@@ -30,46 +27,55 @@ export function ExportDeclaration(node, parent, scope) {
     return declar;
   };
 
-  if (node.default) {
-    if (t.isClassDeclaration(declar)) {
-      // export default class Foo {};
-      this.node = [getDeclar(), node];
-      node.declaration = declar.id;
-    } else if (t.isClassExpression(declar)) {
-      // export default class {};
-      var temp = scope.generateUidIdentifier("default");
-      declar = t.variableDeclaration("var", [
-        t.variableDeclarator(temp, declar)
-      ]);
-      node.declaration = temp;
-      return [getDeclar(), node];
-    } else if (t.isFunctionDeclaration(declar)) {
-      // export default function Foo() {}
-      node._blockHoist = 2;
-      node.declaration = declar.id;
-      return [getDeclar(), node];
-    }
-  } else {
-    if (t.isClassDeclaration(declar)) {
-      // export class Foo {}
-      node.specifiers  = [t.importSpecifier(declar.id, declar.id)];
-      node.declaration = null;
-      return [getDeclar(), node];
-    } else if (t.isFunctionDeclaration(declar)) {
-      // export function Foo() {}
-      node.specifiers  = [t.importSpecifier(declar.id, declar.id)];
-      node.declaration = null;
-      node._blockHoist = 2;
-      return [getDeclar(), node];
-    } else if (t.isVariableDeclaration(declar)) {
-      // export var foo = "bar";
-      var specifiers = [];
-      var bindings = this.get("declaration").getBindingIdentifiers();
-      for (var key in bindings) {
-        var id = bindings[key];
-        specifiers.push(t.exportSpecifier(id, id));
-      }
-      return [declar, t.exportDeclaration(null, specifiers)];
-    }
+  if (t.isClassDeclaration(declar)) {
+    // export default class Foo {};
+    this.node = [getDeclar(), node];
+    node.declaration = declar.id;
+  } else if (t.isClassExpression(declar)) {
+    // export default class {};
+    var temp = scope.generateUidIdentifier("default");
+    declar = t.variableDeclaration("var", [
+      t.variableDeclarator(temp, declar)
+    ]);
+    node.declaration = temp;
+    return [getDeclar(), node];
+  } else if (t.isFunctionDeclaration(declar)) {
+    // export default function Foo() {}
+    node._blockHoist = 2;
+    node.declaration = declar.id;
+    return [getDeclar(), node];
+  }
+}
+
+export function ExportNamedDeclaration(node, parent, scope) {
+  ImportDeclaration.apply(this, arguments);
+
+  var declar = node.declaration;
+
+  var getDeclar = function () {
+    declar._ignoreUserWhitespace = true;
+    return declar;
+  };
+
+  if (t.isClassDeclaration(declar)) {
+    // export class Foo {}
+    node.specifiers  = [t.importSpecifier(declar.id, declar.id)];
+    node.declaration = null;
+    return [getDeclar(), node];
+  } else if (t.isFunctionDeclaration(declar)) {
+    // export function Foo() {}
+    node.specifiers  = [t.importSpecifier(declar.id, declar.id)];
+    node.declaration = null;
+    node._blockHoist = 2;
+    return [getDeclar(), node];
+  } else if (t.isVariableDeclaration(declar)) {
+    // export var foo = "bar";
+    var specifiers = [];
+    var bindings = this.get("declaration").getBindingIdentifiers();
+    for (var key in bindings) {
+      var id = bindings[key];
+      specifiers.push(t.exportSpecifier(id, id));
+    }
+    return [declar, t.exportNamedDeclaration(null, specifiers)];
   }
 }

src/babel/transformation/transformers/internal/strict.js

@@ -1,7 +1,7 @@
 import * as t from "../../../types";
 
 export function Program(program, parent, scope, file) {
-  if (file.transformers.strict.canRun) {
+  if (file.transformers.strict.canTransform) {
     var directive = file.get("existingStrictDirective");
 
     if (!directive) {

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

@@ -1,9 +1,5 @@
 import * as t from "../../../types";
 
-export var metadata = {
-  react: true
-};
-
 export function Flow(node) {
   this.remove();
 }

src/babel/transformation/transformers/other/react-compat.js

@@ -6,8 +6,7 @@ export function manipulateOptions(opts) {
 }
 
 export var metadata = {
-  optional: true,
-  react: true
+  optional: true
 };
 
 require("../../helpers/build-react-transformer")(exports, {

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

@@ -3,10 +3,6 @@ import * as t from "../../../types";
 
 var JSX_ANNOTATION_REGEX = /^\*\s*@jsx\s+([^\s]+)/;
 
-export var metadata = {
-  react: true
-};
-
 export function Program(node, parent, scope, file) {
   var id = "React.createElement";