初始化

uni_modules/UniDevTools/node_modules/jest-config/build/readConfigFileAndSetRootDir.js

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+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+  value: true
+});
+exports.default = readConfigFileAndSetRootDir;
+
+function path() {
+  const data = _interopRequireWildcard(require('path'));
+
+  path = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function fs() {
+  const data = _interopRequireWildcard(require('graceful-fs'));
+
+  fs = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _parseJson() {
+  const data = _interopRequireDefault(require('parse-json'));
+
+  _parseJson = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _stripJsonComments() {
+  const data = _interopRequireDefault(require('strip-json-comments'));
+
+  _stripJsonComments = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _jestUtil() {
+  const data = require('jest-util');
+
+  _jestUtil = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _constants = require('./constants');
+
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : {default: obj};
+}
+
+function _getRequireWildcardCache(nodeInterop) {
+  if (typeof WeakMap !== 'function') return null;
+  var cacheBabelInterop = new WeakMap();
+  var cacheNodeInterop = new WeakMap();
+  return (_getRequireWildcardCache = function (nodeInterop) {
+    return nodeInterop ? cacheNodeInterop : cacheBabelInterop;
+  })(nodeInterop);
+}
+
+function _interopRequireWildcard(obj, nodeInterop) {
+  if (!nodeInterop && obj && obj.__esModule) {
+    return obj;
+  }
+  if (obj === null || (typeof obj !== 'object' && typeof obj !== 'function')) {
+    return {default: obj};
+  }
+  var cache = _getRequireWildcardCache(nodeInterop);
+  if (cache && cache.has(obj)) {
+    return cache.get(obj);
+  }
+  var newObj = {};
+  var hasPropertyDescriptor =
+    Object.defineProperty && Object.getOwnPropertyDescriptor;
+  for (var key in obj) {
+    if (key !== 'default' && Object.prototype.hasOwnProperty.call(obj, key)) {
+      var desc = hasPropertyDescriptor
+        ? Object.getOwnPropertyDescriptor(obj, key)
+        : null;
+      if (desc && (desc.get || desc.set)) {
+        Object.defineProperty(newObj, key, desc);
+      } else {
+        newObj[key] = obj[key];
+      }
+    }
+  }
+  newObj.default = obj;
+  if (cache) {
+    cache.set(obj, newObj);
+  }
+  return newObj;
+}
+
+/**
+ * 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.
+ */
+// Read the configuration and set its `rootDir`
+// 1. If it's a `package.json` file, we look into its "jest" property
+// 2. If it's a `jest.config.ts` file, we use `ts-node` to transpile & require it
+// 3. For any other file, we just require it. If we receive an 'ERR_REQUIRE_ESM'
+//    from node, perform a dynamic import instead.
+async function readConfigFileAndSetRootDir(configPath) {
+  const isTS = configPath.endsWith(_constants.JEST_CONFIG_EXT_TS);
+  const isJSON = configPath.endsWith(_constants.JEST_CONFIG_EXT_JSON);
+  let configObject;
+
+  try {
+    if (isTS) {
+      configObject = await loadTSConfigFile(configPath);
+    } else if (isJSON) {
+      const fileContent = fs().readFileSync(configPath, 'utf8');
+      configObject = (0, _parseJson().default)(
+        (0, _stripJsonComments().default)(fileContent),
+        configPath
+      );
+    } else {
+      configObject = await (0, _jestUtil().requireOrImportModule)(configPath);
+    }
+  } catch (error) {
+    if (isTS) {
+      throw new Error(
+        `Jest: Failed to parse the TypeScript config file ${configPath}\n` +
+          `  ${error}`
+      );
+    }
+
+    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 (typeof configObject === 'function') {
+    configObject = await configObject();
+  }
+
+  if (configObject.rootDir) {
+    // We don't touch it if it has an absolute path specified
+    if (!path().isAbsolute(configObject.rootDir)) {
+      // otherwise, we'll resolve it relative to the file's __dirname
+      configObject.rootDir = path().resolve(
+        path().dirname(configPath),
+        configObject.rootDir
+      );
+    }
+  } else {
+    // If rootDir is not there, we'll set it to this file's __dirname
+    configObject.rootDir = path().dirname(configPath);
+  }
+
+  return configObject;
+}
+
+let registerer; // Load the TypeScript configuration
+
+const loadTSConfigFile = async configPath => {
+  // Register TypeScript compiler instance
+  try {
+    registerer ||
+      (registerer = require('ts-node').register({
+        compilerOptions: {
+          module: 'CommonJS'
+        }
+      }));
+  } catch (e) {
+    if (e.code === 'MODULE_NOT_FOUND') {
+      throw new Error(
+        `Jest: 'ts-node' is required for the TypeScript configuration files. Make sure it is installed\nError: ${e.message}`
+      );
+    }
+
+    throw e;
+  }
+
+  registerer.enabled(true);
+  let configObject = (0, _jestUtil().interopRequireDefault)(
+    require(configPath)
+  ).default; // In case the config is a function which imports more Typescript code
+
+  if (typeof configObject === 'function') {
+    configObject = await configObject();
+  }
+
+  registerer.enabled(false);
+  return configObject;
+};