| "use strict"; | 
|   | 
| Object.defineProperty(exports, "__esModule", { | 
|   value: true | 
| }); | 
| exports.default = void 0; | 
|   | 
| var _helperPluginUtils = require("@babel/helper-plugin-utils"); | 
|   | 
| var _core = require("@babel/core"); | 
|   | 
| var _default = (0, _helperPluginUtils.declare)(api => { | 
|   api.assertVersion(7); | 
|   return { | 
|     name: "transform-typeof-symbol", | 
|     visitor: { | 
|       Scope({ | 
|         scope | 
|       }) { | 
|         if (!scope.getBinding("Symbol")) { | 
|           return; | 
|         } | 
|   | 
|         scope.rename("Symbol"); | 
|       }, | 
|   | 
|       UnaryExpression(path) { | 
|         const { | 
|           node, | 
|           parent | 
|         } = path; | 
|         if (node.operator !== "typeof") return; | 
|   | 
|         if (path.parentPath.isBinaryExpression() && _core.types.EQUALITY_BINARY_OPERATORS.indexOf(parent.operator) >= 0) { | 
|           const opposite = path.getOpposite(); | 
|   | 
|           if (opposite.isStringLiteral() && opposite.node.value !== "symbol" && opposite.node.value !== "object") { | 
|             return; | 
|           } | 
|         } | 
|   | 
|         let isUnderHelper = path.findParent(path => { | 
|           if (path.isFunction()) { | 
|             var _path$get; | 
|   | 
|             return ((_path$get = path.get("body.directives.0")) == null ? void 0 : _path$get.node.value.value) === "@babel/helpers - typeof"; | 
|           } | 
|         }); | 
|         if (isUnderHelper) return; | 
|         const helper = this.addHelper("typeof"); | 
|         isUnderHelper = path.findParent(path => { | 
|           return path.isVariableDeclarator() && path.node.id === helper || path.isFunctionDeclaration() && path.node.id && path.node.id.name === helper.name; | 
|         }); | 
|   | 
|         if (isUnderHelper) { | 
|           return; | 
|         } | 
|   | 
|         const call = _core.types.callExpression(helper, [node.argument]); | 
|   | 
|         const arg = path.get("argument"); | 
|   | 
|         if (arg.isIdentifier() && !path.scope.hasBinding(arg.node.name, true)) { | 
|           const unary = _core.types.unaryExpression("typeof", _core.types.cloneNode(node.argument)); | 
|   | 
|           path.replaceWith(_core.types.conditionalExpression(_core.types.binaryExpression("===", unary, _core.types.stringLiteral("undefined")), _core.types.stringLiteral("undefined"), call)); | 
|         } else { | 
|           path.replaceWith(call); | 
|         } | 
|       } | 
|   | 
|     } | 
|   }; | 
| }); | 
|   | 
| exports.default = _default; |