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1 files changed, 198 insertions, 0 deletions

diff --git a/node_modules/@babel/helper-function-name/lib/index.js b/node_modules/@babel/helper-function-name/lib/index.js
new file mode 100644
index 00000000..1da3a241
--- /dev/null
+++ b/node_modules/@babel/helper-function-name/lib/index.js
@@ -0,0 +1,198 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = _default;
+
+function _helperGetFunctionArity() {
+  const data = _interopRequireDefault(require("@babel/helper-get-function-arity"));
+
+  _helperGetFunctionArity = function _helperGetFunctionArity() {
+    return data;
+  };
+
+  return data;
+}
+
+function _template() {
+  const data = _interopRequireDefault(require("@babel/template"));
+
+  _template = function _template() {
+    return data;
+  };
+
+  return data;
+}
+
+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; } }
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const buildPropertyMethodAssignmentWrapper = (0, _template().default)(`
+  (function (FUNCTION_KEY) {
+    function FUNCTION_ID() {
+      return FUNCTION_KEY.apply(this, arguments);
+    }
+
+    FUNCTION_ID.toString = function () {
+      return FUNCTION_KEY.toString();
+    }
+
+    return FUNCTION_ID;
+  })(FUNCTION)
+`);
+const buildGeneratorPropertyMethodAssignmentWrapper = (0, _template().default)(`
+  (function (FUNCTION_KEY) {
+    function* FUNCTION_ID() {
+      return yield* FUNCTION_KEY.apply(this, arguments);
+    }
+
+    FUNCTION_ID.toString = function () {
+      return FUNCTION_KEY.toString();
+    };
+
+    return FUNCTION_ID;
+  })(FUNCTION)
+`);
+const visitor = {
+  "ReferencedIdentifier|BindingIdentifier"(path, state) {
+    if (path.node.name !== state.name) return;
+    const localDeclar = path.scope.getBindingIdentifier(state.name);
+    if (localDeclar !== state.outerDeclar) return;
+    state.selfReference = true;
+    path.stop();
+  }
+
+};
+
+function getNameFromLiteralId(id) {
+  if (t().isNullLiteral(id)) {
+    return "null";
+  }
+
+  if (t().isRegExpLiteral(id)) {
+    return `_${id.pattern}_${id.flags}`;
+  }
+
+  if (t().isTemplateLiteral(id)) {
+    return id.quasis.map(quasi => quasi.value.raw).join("");
+  }
+
+  if (id.value !== undefined) {
+    return id.value + "";
+  }
+
+  return "";
+}
+
+function wrap(state, method, id, scope) {
+  if (state.selfReference) {
+    if (scope.hasBinding(id.name) && !scope.hasGlobal(id.name)) {
+      scope.rename(id.name);
+    } else {
+      if (!t().isFunction(method)) return;
+      let build = buildPropertyMethodAssignmentWrapper;
+
+      if (method.generator) {
+        build = buildGeneratorPropertyMethodAssignmentWrapper;
+      }
+
+      const template = build({
+        FUNCTION: method,
+        FUNCTION_ID: id,
+        FUNCTION_KEY: scope.generateUidIdentifier(id.name)
+      }).expression;
+      const params = template.callee.body.body[0].params;
+
+      for (let i = 0, len = (0, _helperGetFunctionArity().default)(method); i < len; i++) {
+        params.push(scope.generateUidIdentifier("x"));
+      }
+
+      return template;
+    }
+  }
+
+  method.id = id;
+  scope.getProgramParent().references[id.name] = true;
+}
+
+function visit(node, name, scope) {
+  const state = {
+    selfAssignment: false,
+    selfReference: false,
+    outerDeclar: scope.getBindingIdentifier(name),
+    references: [],
+    name: name
+  };
+  const binding = scope.getOwnBinding(name);
+
+  if (binding) {
+    if (binding.kind === "param") {
+      state.selfReference = true;
+    } else {}
+  } else if (state.outerDeclar || scope.hasGlobal(name)) {
+    scope.traverse(node, visitor, state);
+  }
+
+  return state;
+}
+
+function _default({
+  node,
+  parent,
+  scope,
+  id
+}, localBinding = false) {
+  if (node.id) return;
+
+  if ((t().isObjectProperty(parent) || t().isObjectMethod(parent, {
+    kind: "method"
+  })) && (!parent.computed || t().isLiteral(parent.key))) {
+    id = parent.key;
+  } else if (t().isVariableDeclarator(parent)) {
+    id = parent.id;
+
+    if (t().isIdentifier(id) && !localBinding) {
+      const binding = scope.parent.getBinding(id.name);
+
+      if (binding && binding.constant && scope.getBinding(id.name) === binding) {
+        node.id = t().cloneNode(id);
+        node.id[t().NOT_LOCAL_BINDING] = true;
+        return;
+      }
+    }
+  } else if (t().isAssignmentExpression(parent)) {
+    id = parent.left;
+  } else if (!id) {
+    return;
+  }
+
+  let name;
+
+  if (id && t().isLiteral(id)) {
+    name = getNameFromLiteralId(id);
+  } else if (id && t().isIdentifier(id)) {
+    name = id.name;
+  }
+
+  if (name === undefined) {
+    return;
+  }
+
+  name = t().toBindingIdentifierName(name);
+  id = t().identifier(name);
+  id[t().NOT_LOCAL_BINDING] = true;
+  const state = visit(node, name, scope);
+  return wrap(state, node, id, scope) || node;
+}
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