add some packages

node_modules/babel-traverse/lib/scope/binding.js

@@ -0,0 +1,82 @@
+"use strict";
+
+exports.__esModule = true;
+
+var _classCallCheck2 = require("babel-runtime/helpers/classCallCheck");
+
+var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+var Binding = function () {
+  function Binding(_ref) {
+    var existing = _ref.existing,
+        identifier = _ref.identifier,
+        scope = _ref.scope,
+        path = _ref.path,
+        kind = _ref.kind;
+    (0, _classCallCheck3.default)(this, Binding);
+
+    this.identifier = identifier;
+    this.scope = scope;
+    this.path = path;
+    this.kind = kind;
+
+    this.constantViolations = [];
+    this.constant = true;
+
+    this.referencePaths = [];
+    this.referenced = false;
+    this.references = 0;
+
+    this.clearValue();
+
+    if (existing) {
+      this.constantViolations = [].concat(existing.path, existing.constantViolations, this.constantViolations);
+    }
+  }
+
+  Binding.prototype.deoptValue = function deoptValue() {
+    this.clearValue();
+    this.hasDeoptedValue = true;
+  };
+
+  Binding.prototype.setValue = function setValue(value) {
+    if (this.hasDeoptedValue) return;
+    this.hasValue = true;
+    this.value = value;
+  };
+
+  Binding.prototype.clearValue = function clearValue() {
+    this.hasDeoptedValue = false;
+    this.hasValue = false;
+    this.value = null;
+  };
+
+  Binding.prototype.reassign = function reassign(path) {
+    this.constant = false;
+    if (this.constantViolations.indexOf(path) !== -1) {
+      return;
+    }
+    this.constantViolations.push(path);
+  };
+
+  Binding.prototype.reference = function reference(path) {
+    if (this.referencePaths.indexOf(path) !== -1) {
+      return;
+    }
+    this.referenced = true;
+    this.references++;
+    this.referencePaths.push(path);
+  };
+
+  Binding.prototype.dereference = function dereference() {
+    this.references--;
+    this.referenced = !!this.references;
+  };
+
+  return Binding;
+}();
+
+exports.default = Binding;
+module.exports = exports["default"];

node_modules/babel-traverse/lib/scope/lib/renamer.js

@@ -0,0 +1,113 @@
+"use strict";
+
+exports.__esModule = true;
+
+var _classCallCheck2 = require("babel-runtime/helpers/classCallCheck");
+
+var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);
+
+var _binding = require("../binding");
+
+var _binding2 = _interopRequireDefault(_binding);
+
+var _babelTypes = require("babel-types");
+
+var t = _interopRequireWildcard(_babelTypes);
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+var renameVisitor = {
+  ReferencedIdentifier: function ReferencedIdentifier(_ref, state) {
+    var node = _ref.node;
+
+    if (node.name === state.oldName) {
+      node.name = state.newName;
+    }
+  },
+  Scope: function Scope(path, state) {
+    if (!path.scope.bindingIdentifierEquals(state.oldName, state.binding.identifier)) {
+      path.skip();
+    }
+  },
+  "AssignmentExpression|Declaration": function AssignmentExpressionDeclaration(path, state) {
+    var ids = path.getOuterBindingIdentifiers();
+
+    for (var name in ids) {
+      if (name === state.oldName) ids[name].name = state.newName;
+    }
+  }
+};
+
+var Renamer = function () {
+  function Renamer(binding, oldName, newName) {
+    (0, _classCallCheck3.default)(this, Renamer);
+
+    this.newName = newName;
+    this.oldName = oldName;
+    this.binding = binding;
+  }
+
+  Renamer.prototype.maybeConvertFromExportDeclaration = function maybeConvertFromExportDeclaration(parentDeclar) {
+    var exportDeclar = parentDeclar.parentPath.isExportDeclaration() && parentDeclar.parentPath;
+    if (!exportDeclar) return;
+
+    var isDefault = exportDeclar.isExportDefaultDeclaration();
+
+    if (isDefault && (parentDeclar.isFunctionDeclaration() || parentDeclar.isClassDeclaration()) && !parentDeclar.node.id) {
+      parentDeclar.node.id = parentDeclar.scope.generateUidIdentifier("default");
+    }
+
+    var bindingIdentifiers = parentDeclar.getOuterBindingIdentifiers();
+    var specifiers = [];
+
+    for (var name in bindingIdentifiers) {
+      var localName = name === this.oldName ? this.newName : name;
+      var exportedName = isDefault ? "default" : name;
+      specifiers.push(t.exportSpecifier(t.identifier(localName), t.identifier(exportedName)));
+    }
+
+    if (specifiers.length) {
+      var aliasDeclar = t.exportNamedDeclaration(null, specifiers);
+
+      if (parentDeclar.isFunctionDeclaration()) {
+        aliasDeclar._blockHoist = 3;
+      }
+
+      exportDeclar.insertAfter(aliasDeclar);
+      exportDeclar.replaceWith(parentDeclar.node);
+    }
+  };
+
+  Renamer.prototype.rename = function rename(block) {
+    var binding = this.binding,
+        oldName = this.oldName,
+        newName = this.newName;
+    var scope = binding.scope,
+        path = binding.path;
+
+
+    var parentDeclar = path.find(function (path) {
+      return path.isDeclaration() || path.isFunctionExpression();
+    });
+    if (parentDeclar) {
+      this.maybeConvertFromExportDeclaration(parentDeclar);
+    }
+
+    scope.traverse(block || scope.block, renameVisitor, this);
+
+    if (!block) {
+      scope.removeOwnBinding(oldName);
+      scope.bindings[newName] = binding;
+      this.binding.identifier.name = newName;
+    }
+
+    if (binding.type === "hoisted") {}
+  };
+
+  return Renamer;
+}();
+
+exports.default = Renamer;
+module.exports = exports["default"];