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diff --git a/node_modules/@babel/helper-hoist-variables/README.md b/node_modules/@babel/helper-hoist-variables/README.md
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+++ b/node_modules/@babel/helper-hoist-variables/README.md
@@ -0,0 +1,17 @@
+# @babel/helper-hoist-variables
+
+## Installation
+
+```sh
+npm install @babel/helper-hoist-variables --save
+```
+
+## API
+
+```javascript
+declare export default hoistVariables(path: NodePath, emit: Function, kind: "var" | "let" = "var");
+```
+
+## Usage
+
+TODO
diff --git a/node_modules/@babel/helper-hoist-variables/lib/index.js b/node_modules/@babel/helper-hoist-variables/lib/index.js
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index 00000000..45eef222
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+++ b/node_modules/@babel/helper-hoist-variables/lib/index.js
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+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = _default;
+
+function t() {
+  const data = _interopRequireWildcard(require("@babel/types"));
+
+  t = function t() {
+    return data;
+  };
+
+  return data;
+}
+
+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)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+
+const visitor = {
+  Scope(path, state) {
+    if (state.kind === "let") path.skip();
+  },
+
+  Function(path) {
+    path.skip();
+  },
+
+  VariableDeclaration(path, state) {
+    if (state.kind && path.node.kind !== state.kind) return;
+    const nodes = [];
+    const declarations = path.get("declarations");
+    let firstId;
+
+    for (var _iterator = declarations, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
+      var _ref;
+
+      if (_isArray) {
+        if (_i >= _iterator.length) break;
+        _ref = _iterator[_i++];
+      } else {
+        _i = _iterator.next();
+        if (_i.done) break;
+        _ref = _i.value;
+      }
+
+      const declar = _ref;
+      firstId = declar.node.id;
+
+      if (declar.node.init) {
+        nodes.push(t().expressionStatement(t().assignmentExpression("=", declar.node.id, declar.node.init)));
+      }
+
+      for (const name in declar.getBindingIdentifiers()) {
+        state.emit(t().identifier(name), name);
+      }
+    }
+
+    if (path.parentPath.isFor({
+      left: path.node
+    })) {
+      path.replaceWith(firstId);
+    } else {
+      path.replaceWithMultiple(nodes);
+    }
+  }
+
+};
+
+function _default(path, emit, kind = "var") {
+  path.traverse(visitor, {
+    kind,
+    emit
+  });
+}
\ No newline at end of file
diff --git a/node_modules/@babel/helper-hoist-variables/package.json b/node_modules/@babel/helper-hoist-variables/package.json
new file mode 100644
index 00000000..94bf68f6
--- /dev/null
+++ b/node_modules/@babel/helper-hoist-variables/package.json
@@ -0,0 +1,11 @@
+{
+  "name": "@babel/helper-hoist-variables",
+  "version": "7.0.0-beta.47",
+  "description": "Helper function to hoist variables",
+  "repository": "https://github.com/babel/babel/tree/master/packages/babel-helper-hoist-variables",
+  "license": "MIT",
+  "main": "lib/index.js",
+  "dependencies": {
+    "@babel/types": "7.0.0-beta.47"
+  }
+}