add node_modules to address #4364

3 files changed, 561 insertions, 0 deletions

diff --git a/node_modules/babel-generator/lib/node/index.js b/node_modules/babel-generator/lib/node/index.js
new file mode 100644
index 000000000..be5d34797
--- /dev/null
+++ b/node_modules/babel-generator/lib/node/index.js
@@ -0,0 +1,146 @@
+"use strict";
+
+exports.__esModule = true;
+
+var _getIterator2 = require("babel-runtime/core-js/get-iterator");
+
+var _getIterator3 = _interopRequireDefault(_getIterator2);
+
+var _keys = require("babel-runtime/core-js/object/keys");
+
+var _keys2 = _interopRequireDefault(_keys);
+
+exports.needsWhitespace = needsWhitespace;
+exports.needsWhitespaceBefore = needsWhitespaceBefore;
+exports.needsWhitespaceAfter = needsWhitespaceAfter;
+exports.needsParens = needsParens;
+
+var _whitespace = require("./whitespace");
+
+var _whitespace2 = _interopRequireDefault(_whitespace);
+
+var _parentheses = require("./parentheses");
+
+var parens = _interopRequireWildcard(_parentheses);
+
+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 }; }
+
+function expandAliases(obj) {
+  var newObj = {};
+
+  function add(type, func) {
+    var fn = newObj[type];
+    newObj[type] = fn ? function (node, parent, stack) {
+      var result = fn(node, parent, stack);
+
+      return result == null ? func(node, parent, stack) : result;
+    } : func;
+  }
+
+  for (var _iterator = (0, _keys2.default)(obj), _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : (0, _getIterator3.default)(_iterator);;) {
+    var _ref;
+
+    if (_isArray) {
+      if (_i >= _iterator.length) break;
+      _ref = _iterator[_i++];
+    } else {
+      _i = _iterator.next();
+      if (_i.done) break;
+      _ref = _i.value;
+    }
+
+    var type = _ref;
+
+
+    var aliases = t.FLIPPED_ALIAS_KEYS[type];
+    if (aliases) {
+      for (var _iterator2 = aliases, _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : (0, _getIterator3.default)(_iterator2);;) {
+        var _ref2;
+
+        if (_isArray2) {
+          if (_i2 >= _iterator2.length) break;
+          _ref2 = _iterator2[_i2++];
+        } else {
+          _i2 = _iterator2.next();
+          if (_i2.done) break;
+          _ref2 = _i2.value;
+        }
+
+        var alias = _ref2;
+
+        add(alias, obj[type]);
+      }
+    } else {
+      add(type, obj[type]);
+    }
+  }
+
+  return newObj;
+}
+
+var expandedParens = expandAliases(parens);
+var expandedWhitespaceNodes = expandAliases(_whitespace2.default.nodes);
+var expandedWhitespaceList = expandAliases(_whitespace2.default.list);
+
+function find(obj, node, parent, printStack) {
+  var fn = obj[node.type];
+  return fn ? fn(node, parent, printStack) : null;
+}
+
+function isOrHasCallExpression(node) {
+  if (t.isCallExpression(node)) {
+    return true;
+  }
+
+  if (t.isMemberExpression(node)) {
+    return isOrHasCallExpression(node.object) || !node.computed && isOrHasCallExpression(node.property);
+  } else {
+    return false;
+  }
+}
+
+function needsWhitespace(node, parent, type) {
+  if (!node) return 0;
+
+  if (t.isExpressionStatement(node)) {
+    node = node.expression;
+  }
+
+  var linesInfo = find(expandedWhitespaceNodes, node, parent);
+
+  if (!linesInfo) {
+    var items = find(expandedWhitespaceList, node, parent);
+    if (items) {
+      for (var i = 0; i < items.length; i++) {
+        linesInfo = needsWhitespace(items[i], node, type);
+        if (linesInfo) break;
+      }
+    }
+  }
+
+  return linesInfo && linesInfo[type] || 0;
+}
+
+function needsWhitespaceBefore(node, parent) {
+  return needsWhitespace(node, parent, "before");
+}
+
+function needsWhitespaceAfter(node, parent) {
+  return needsWhitespace(node, parent, "after");
+}
+
+function needsParens(node, parent, printStack) {
+  if (!parent) return false;
+
+  if (t.isNewExpression(parent) && parent.callee === node) {
+    if (isOrHasCallExpression(node)) return true;
+  }
+
+  return find(expandedParens, node, parent, printStack);
+}
\ No newline at end of file
diff --git a/node_modules/babel-generator/lib/node/parentheses.js b/node_modules/babel-generator/lib/node/parentheses.js
new file mode 100644
index 000000000..a6405be83
--- /dev/null
+++ b/node_modules/babel-generator/lib/node/parentheses.js
@@ -0,0 +1,251 @@
+"use strict";
+
+exports.__esModule = true;
+exports.AwaitExpression = exports.FunctionTypeAnnotation = undefined;
+exports.NullableTypeAnnotation = NullableTypeAnnotation;
+exports.UpdateExpression = UpdateExpression;
+exports.ObjectExpression = ObjectExpression;
+exports.Binary = Binary;
+exports.BinaryExpression = BinaryExpression;
+exports.SequenceExpression = SequenceExpression;
+exports.YieldExpression = YieldExpression;
+exports.ClassExpression = ClassExpression;
+exports.UnaryLike = UnaryLike;
+exports.FunctionExpression = FunctionExpression;
+exports.ArrowFunctionExpression = ArrowFunctionExpression;
+exports.ConditionalExpression = ConditionalExpression;
+exports.AssignmentExpression = AssignmentExpression;
+
+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; } }
+
+var PRECEDENCE = {
+  "||": 0,
+  "&&": 1,
+  "|": 2,
+  "^": 3,
+  "&": 4,
+  "==": 5,
+  "===": 5,
+  "!=": 5,
+  "!==": 5,
+  "<": 6,
+  ">": 6,
+  "<=": 6,
+  ">=": 6,
+  in: 6,
+  instanceof: 6,
+  ">>": 7,
+  "<<": 7,
+  ">>>": 7,
+  "+": 8,
+  "-": 8,
+  "*": 9,
+  "/": 9,
+  "%": 9,
+  "**": 10
+};
+
+function NullableTypeAnnotation(node, parent) {
+  return t.isArrayTypeAnnotation(parent);
+}
+
+exports.FunctionTypeAnnotation = NullableTypeAnnotation;
+function UpdateExpression(node, parent) {
+  if (t.isMemberExpression(parent) && parent.object === node) {
+    return true;
+  }
+
+  return false;
+}
+
+function ObjectExpression(node, parent, printStack) {
+  return isFirstInStatement(printStack, { considerArrow: true });
+}
+
+function Binary(node, parent) {
+  if ((t.isCallExpression(parent) || t.isNewExpression(parent)) && parent.callee === node) {
+    return true;
+  }
+
+  if (t.isUnaryLike(parent)) {
+    return true;
+  }
+
+  if (t.isMemberExpression(parent) && parent.object === node) {
+    return true;
+  }
+
+  if (t.isBinary(parent)) {
+    var parentOp = parent.operator;
+    var parentPos = PRECEDENCE[parentOp];
+
+    var nodeOp = node.operator;
+    var nodePos = PRECEDENCE[nodeOp];
+
+    if (parentPos > nodePos) {
+      return true;
+    }
+
+    if (parentPos === nodePos && parent.right === node && !t.isLogicalExpression(parent)) {
+      return true;
+    }
+  }
+
+  return false;
+}
+
+function BinaryExpression(node, parent) {
+  if (node.operator === "in") {
+    if (t.isVariableDeclarator(parent)) {
+      return true;
+    }
+
+    if (t.isFor(parent)) {
+      return true;
+    }
+  }
+
+  return false;
+}
+
+function SequenceExpression(node, parent) {
+  if (t.isForStatement(parent)) {
+    return false;
+  }
+
+  if (t.isExpressionStatement(parent) && parent.expression === node) {
+    return false;
+  }
+
+  if (t.isReturnStatement(parent)) {
+    return false;
+  }
+
+  if (t.isThrowStatement(parent)) {
+    return false;
+  }
+
+  if (t.isSwitchStatement(parent) && parent.discriminant === node) {
+    return false;
+  }
+
+  if (t.isWhileStatement(parent) && parent.test === node) {
+    return false;
+  }
+
+  if (t.isIfStatement(parent) && parent.test === node) {
+    return false;
+  }
+
+  if (t.isForInStatement(parent) && parent.right === node) {
+    return false;
+  }
+
+  return true;
+}
+
+function YieldExpression(node, parent) {
+  return t.isBinary(parent) || t.isUnaryLike(parent) || t.isCallExpression(parent) || t.isMemberExpression(parent) || t.isNewExpression(parent) || t.isConditionalExpression(parent) && node === parent.test;
+}
+
+exports.AwaitExpression = YieldExpression;
+function ClassExpression(node, parent, printStack) {
+  return isFirstInStatement(printStack, { considerDefaultExports: true });
+}
+
+function UnaryLike(node, parent) {
+  if (t.isMemberExpression(parent, { object: node })) {
+    return true;
+  }
+
+  if (t.isCallExpression(parent, { callee: node }) || t.isNewExpression(parent, { callee: node })) {
+    return true;
+  }
+
+  return false;
+}
+
+function FunctionExpression(node, parent, printStack) {
+  return isFirstInStatement(printStack, { considerDefaultExports: true });
+}
+
+function ArrowFunctionExpression(node, parent) {
+  if (t.isExportDeclaration(parent)) {
+    return true;
+  }
+
+  if (t.isBinaryExpression(parent) || t.isLogicalExpression(parent)) {
+    return true;
+  }
+
+  if (t.isUnaryExpression(parent)) {
+    return true;
+  }
+
+  return UnaryLike(node, parent);
+}
+
+function ConditionalExpression(node, parent) {
+  if (t.isUnaryLike(parent)) {
+    return true;
+  }
+
+  if (t.isBinary(parent)) {
+    return true;
+  }
+
+  if (t.isConditionalExpression(parent, { test: node })) {
+    return true;
+  }
+
+  return UnaryLike(node, parent);
+}
+
+function AssignmentExpression(node) {
+  if (t.isObjectPattern(node.left)) {
+    return true;
+  } else {
+    return ConditionalExpression.apply(undefined, arguments);
+  }
+}
+
+function isFirstInStatement(printStack) {
+  var _ref = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
+
+  var _ref$considerArrow = _ref.considerArrow;
+  var considerArrow = _ref$considerArrow === undefined ? false : _ref$considerArrow;
+  var _ref$considerDefaultE = _ref.considerDefaultExports;
+  var considerDefaultExports = _ref$considerDefaultE === undefined ? false : _ref$considerDefaultE;
+
+  var i = printStack.length - 1;
+  var node = printStack[i];
+  i--;
+  var parent = printStack[i];
+  while (i > 0) {
+    if (t.isExpressionStatement(parent, { expression: node })) {
+      return true;
+    }
+
+    if (considerDefaultExports && t.isExportDefaultDeclaration(parent, { declaration: node })) {
+      return true;
+    }
+
+    if (considerArrow && t.isArrowFunctionExpression(parent, { body: node })) {
+      return true;
+    }
+
+    if (t.isCallExpression(parent, { callee: node }) || t.isSequenceExpression(parent) && parent.expressions[0] === node || t.isMemberExpression(parent, { object: node }) || t.isConditional(parent, { test: node }) || t.isBinary(parent, { left: node }) || t.isAssignmentExpression(parent, { left: node })) {
+      node = parent;
+      i--;
+      parent = printStack[i];
+    } else {
+      return false;
+    }
+  }
+
+  return false;
+}
\ No newline at end of file
diff --git a/node_modules/babel-generator/lib/node/whitespace.js b/node_modules/babel-generator/lib/node/whitespace.js
new file mode 100644
index 000000000..6a27c55cb
--- /dev/null
+++ b/node_modules/babel-generator/lib/node/whitespace.js
@@ -0,0 +1,164 @@
+"use strict";
+
+var _isBoolean = require("lodash/isBoolean");
+
+var _isBoolean2 = _interopRequireDefault(_isBoolean);
+
+var _each = require("lodash/each");
+
+var _each2 = _interopRequireDefault(_each);
+
+var _map = require("lodash/map");
+
+var _map2 = _interopRequireDefault(_map);
+
+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 }; }
+
+function crawl(node) {
+  var state = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
+
+  if (t.isMemberExpression(node)) {
+    crawl(node.object, state);
+    if (node.computed) crawl(node.property, state);
+  } else if (t.isBinary(node) || t.isAssignmentExpression(node)) {
+    crawl(node.left, state);
+    crawl(node.right, state);
+  } else if (t.isCallExpression(node)) {
+    state.hasCall = true;
+    crawl(node.callee, state);
+  } else if (t.isFunction(node)) {
+    state.hasFunction = true;
+  } else if (t.isIdentifier(node)) {
+    state.hasHelper = state.hasHelper || isHelper(node.callee);
+  }
+
+  return state;
+}
+
+function isHelper(node) {
+  if (t.isMemberExpression(node)) {
+    return isHelper(node.object) || isHelper(node.property);
+  } else if (t.isIdentifier(node)) {
+    return node.name === "require" || node.name[0] === "_";
+  } else if (t.isCallExpression(node)) {
+    return isHelper(node.callee);
+  } else if (t.isBinary(node) || t.isAssignmentExpression(node)) {
+    return t.isIdentifier(node.left) && isHelper(node.left) || isHelper(node.right);
+  } else {
+    return false;
+  }
+}
+
+function isType(node) {
+  return t.isLiteral(node) || t.isObjectExpression(node) || t.isArrayExpression(node) || t.isIdentifier(node) || t.isMemberExpression(node);
+}
+
+exports.nodes = {
+  AssignmentExpression: function AssignmentExpression(node) {
+    var state = crawl(node.right);
+    if (state.hasCall && state.hasHelper || state.hasFunction) {
+      return {
+        before: state.hasFunction,
+        after: true
+      };
+    }
+  },
+  SwitchCase: function SwitchCase(node, parent) {
+    return {
+      before: node.consequent.length || parent.cases[0] === node
+    };
+  },
+  LogicalExpression: function LogicalExpression(node) {
+    if (t.isFunction(node.left) || t.isFunction(node.right)) {
+      return {
+        after: true
+      };
+    }
+  },
+  Literal: function Literal(node) {
+    if (node.value === "use strict") {
+      return {
+        after: true
+      };
+    }
+  },
+  CallExpression: function CallExpression(node) {
+    if (t.isFunction(node.callee) || isHelper(node)) {
+      return {
+        before: true,
+        after: true
+      };
+    }
+  },
+  VariableDeclaration: function VariableDeclaration(node) {
+    for (var i = 0; i < node.declarations.length; i++) {
+      var declar = node.declarations[i];
+
+      var enabled = isHelper(declar.id) && !isType(declar.init);
+      if (!enabled) {
+        var state = crawl(declar.init);
+        enabled = isHelper(declar.init) && state.hasCall || state.hasFunction;
+      }
+
+      if (enabled) {
+        return {
+          before: true,
+          after: true
+        };
+      }
+    }
+  },
+  IfStatement: function IfStatement(node) {
+    if (t.isBlockStatement(node.consequent)) {
+      return {
+        before: true,
+        after: true
+      };
+    }
+  }
+};
+
+exports.nodes.ObjectProperty = exports.nodes.ObjectTypeProperty = exports.nodes.ObjectMethod = exports.nodes.SpreadProperty = function (node, parent) {
+  if (parent.properties[0] === node) {
+    return {
+      before: true
+    };
+  }
+};
+
+exports.list = {
+  VariableDeclaration: function VariableDeclaration(node) {
+    return (0, _map2.default)(node.declarations, "init");
+  },
+  ArrayExpression: function ArrayExpression(node) {
+    return node.elements;
+  },
+  ObjectExpression: function ObjectExpression(node) {
+    return node.properties;
+  }
+};
+
+(0, _each2.default)({
+  Function: true,
+  Class: true,
+  Loop: true,
+  LabeledStatement: true,
+  SwitchStatement: true,
+  TryStatement: true
+}, function (amounts, type) {
+  if ((0, _isBoolean2.default)(amounts)) {
+    amounts = { after: amounts, before: amounts };
+  }
+
+  (0, _each2.default)([type].concat(t.FLIPPED_ALIAS_KEYS[type] || []), function (type) {
+    exports.nodes[type] = function () {
+      return amounts;
+    };
+  });
+});
\ No newline at end of file