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- 'use strict';
-
- Object.defineProperty(exports, '__esModule', {
- value: true
- });
- exports.default = void 0;
-
- 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;
- }
-
- var _constants = require('./constants');
-
- 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.
- */
- const isFile = filePath =>
- fs().existsSync(filePath) && !fs().lstatSync(filePath).isDirectory();
-
- const getConfigFilename = ext => _constants.JEST_CONFIG_BASE_NAME + ext;
-
- var _default = (pathToResolve, cwd) => {
- if (!path().isAbsolute(cwd)) {
- throw new Error(`"cwd" must be an absolute path. cwd: ${cwd}`);
- }
-
- const absolutePath = path().isAbsolute(pathToResolve)
- ? pathToResolve
- : path().resolve(cwd, pathToResolve);
-
- if (isFile(absolutePath)) {
- return absolutePath;
- } // This is a guard against passing non existing path as a project/config,
- // that will otherwise result in a very confusing situation.
- // e.g.
- // With a directory structure like this:
- // my_project/
- // packcage.json
- //
- // Passing a `my_project/some_directory_that_doesnt_exist` as a project
- // name will resolve into a (possibly empty) `my_project/package.json` and
- // try to run all tests it finds under `my_project` directory.
-
- if (!fs().existsSync(absolutePath)) {
- throw new Error(
- `Can't find a root directory while resolving a config file path.\n` +
- `Provided path to resolve: ${pathToResolve}\n` +
- `cwd: ${cwd}`
- );
- }
-
- return resolveConfigPathByTraversing(absolutePath, pathToResolve, cwd);
- };
-
- exports.default = _default;
-
- const resolveConfigPathByTraversing = (pathToResolve, initialPath, cwd) => {
- const jestConfig = _constants.JEST_CONFIG_EXT_ORDER.map(ext =>
- path().resolve(pathToResolve, getConfigFilename(ext))
- ).find(isFile);
-
- if (jestConfig) {
- return jestConfig;
- }
-
- const packageJson = path().resolve(pathToResolve, _constants.PACKAGE_JSON);
-
- if (isFile(packageJson)) {
- return packageJson;
- } // This is the system root.
- // We tried everything, config is nowhere to be found ¯\_(ツ)_/¯
-
- if (pathToResolve === path().dirname(pathToResolve)) {
- throw new Error(makeResolutionErrorMessage(initialPath, cwd));
- } // go up a level and try it again
-
- return resolveConfigPathByTraversing(
- path().dirname(pathToResolve),
- initialPath,
- cwd
- );
- };
-
- const makeResolutionErrorMessage = (initialPath, cwd) =>
- 'Could not find a config file based on provided values:\n' +
- `path: "${initialPath}"\n` +
- `cwd: "${cwd}"\n` +
- 'Config paths must be specified by either a direct path to a config\n' +
- 'file, or a path to a directory. If directory is given, Jest will try to\n' +
- `traverse directory tree up, until it finds one of those files in exact order: ${_constants.JEST_CONFIG_EXT_ORDER.map(
- ext => `"${getConfigFilename(ext)}"`
- ).join(' or ')}.`;
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