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'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.default = resolveConfigPath;
function path() {
const data = _interopRequireWildcard(require('path'));
path = function () {
return data;
};
return data;
}
function _chalk() {
const data = _interopRequireDefault(require('chalk'));
_chalk = function () {
return data;
};
return data;
}
function fs() {
const data = _interopRequireWildcard(require('graceful-fs'));
fs = function () {
return data;
};
return data;
}
function _slash() {
const data = _interopRequireDefault(require('slash'));
_slash = function () {
return data;
};
return data;
}
function _jestValidate() {
const data = require('jest-validate');
_jestValidate = function () {
return data;
};
return data;
}
var _constants = require('./constants');
var _utils = require('./utils');
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) Meta Platforms, Inc. and affiliates.
*
* 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;
function resolveConfigPath(
pathToResolve,
cwd,
skipMultipleConfigError = false
) {
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/
// package.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: ${cwd}`
);
}
return resolveConfigPathByTraversing(
absolutePath,
pathToResolve,
cwd,
skipMultipleConfigError
);
}
const resolveConfigPathByTraversing = (
pathToResolve,
initialPath,
cwd,
skipMultipleConfigError
) => {
const configFiles = _constants.JEST_CONFIG_EXT_ORDER.map(ext =>
path().resolve(pathToResolve, getConfigFilename(ext))
).filter(isFile);
const packageJson = findPackageJson(pathToResolve);
if (packageJson && hasPackageJsonJestKey(packageJson)) {
configFiles.push(packageJson);
}
if (!skipMultipleConfigError && configFiles.length > 1) {
throw new (_jestValidate().ValidationError)(
...makeMultipleConfigsErrorMessage(configFiles)
);
}
if (configFiles.length > 0 || packageJson) {
return configFiles[0] ?? packageJson;
}
// This is the system root.
// We tried everything, config is nowhere to be found ¯\_(ツ)_/¯
if (pathToResolve === path().dirname(pathToResolve)) {
throw new Error(makeResolutionErrorMessage(initialPath, cwd));
}
// go up a level and try it again
return resolveConfigPathByTraversing(
path().dirname(pathToResolve),
initialPath,
cwd,
skipMultipleConfigError
);
};
const findPackageJson = pathToResolve => {
const packagePath = path().resolve(pathToResolve, _constants.PACKAGE_JSON);
if (isFile(packagePath)) {
return packagePath;
}
return undefined;
};
const hasPackageJsonJestKey = packagePath => {
const content = fs().readFileSync(packagePath, 'utf8');
try {
return 'jest' in JSON.parse(content);
} catch {
// If package is not a valid JSON
return false;
}
};
const makeResolutionErrorMessage = (initialPath, cwd) =>
'Could not find a config file based on provided values:\n' +
`path: "${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 ')}.`;
function extraIfPackageJson(configPath) {
if (configPath.endsWith(_constants.PACKAGE_JSON)) {
return '`jest` key in ';
}
return '';
}
const makeMultipleConfigsErrorMessage = configPaths => [
`${_utils.BULLET}${_chalk().default.bold('Multiple configurations found')}`,
[
...configPaths.map(
configPath =>
` * ${extraIfPackageJson(configPath)}${(0, _slash().default)(
configPath
)}`
),
'',
' Implicit config resolution does not allow multiple configuration files.',
' Either remove unused config files or select one explicitly with `--config`.'
].join('\n'),
_utils.DOCUMENTATION_NOTE
];