Fix.

node_modules/jest-config/build/readConfigFileAndSetRootDir.js

@@ -0,0 +1,88 @@
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+  value: true
+});
+exports.default = void 0;
+
+function _path() {
+  const data = _interopRequireDefault(require('path'));
+
+  _path = function _path() {
+    return data;
+  };
+
+  return data;
+}
+
+function _fs() {
+  const data = _interopRequireDefault(require('fs'));
+
+  _fs = function _fs() {
+    return data;
+  };
+
+  return data;
+}
+
+var _jsonlint = _interopRequireDefault(require('./vendor/jsonlint'));
+
+var _constants = require('./constants');
+
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : {default: obj};
+}
+
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+// @ts-ignore: vendored
+// Read the configuration and set its `rootDir`
+// 1. If it's a `package.json` file, we look into its "jest" property
+// 2. For any other file, we just require it.
+var _default = configPath => {
+  const isJSON = configPath.endsWith('.json');
+  let configObject;
+
+  try {
+    configObject = require(configPath);
+  } catch (error) {
+    if (isJSON) {
+      throw new Error(
+        `Jest: Failed to parse config file ${configPath}\n` +
+          `  ${_jsonlint.default.errors(
+            _fs().default.readFileSync(configPath, 'utf8')
+          )}`
+      );
+    } else {
+      throw error;
+    }
+  }
+
+  if (configPath.endsWith(_constants.PACKAGE_JSON)) {
+    // Event if there's no "jest" property in package.json we will still use
+    // an empty object.
+    configObject = configObject.jest || {};
+  }
+
+  if (configObject.rootDir) {
+    // We don't touch it if it has an absolute path specified
+    if (!_path().default.isAbsolute(configObject.rootDir)) {
+      // otherwise, we'll resolve it relative to the file's __dirname
+      configObject.rootDir = _path().default.resolve(
+        _path().default.dirname(configPath),
+        configObject.rootDir
+      );
+    }
+  } else {
+    // If rootDir is not there, we'll set it to this file's __dirname
+    configObject.rootDir = _path().default.dirname(configPath);
+  }
+
+  return configObject;
+};
+
+exports.default = _default;