153 lines
4.3 KiB
JavaScript
153 lines
4.3 KiB
JavaScript
'use strict';
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Object.defineProperty(exports, '__esModule', {
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value: true
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});
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exports.default = void 0;
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function _path() {
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const data = require('path');
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_path = function () {
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return data;
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};
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return data;
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}
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function _jestPnpResolver() {
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const data = _interopRequireDefault(require('jest-pnp-resolver'));
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_jestPnpResolver = function () {
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return data;
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};
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return data;
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}
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function _resolve() {
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const data = require('resolve');
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_resolve = function () {
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return data;
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};
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return data;
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}
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var _resolve2 = require('resolve.exports');
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var _fileWalkers = require('./fileWalkers');
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function _interopRequireDefault(obj) {
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return obj && obj.__esModule ? obj : {default: obj};
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}
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/**
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* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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const defaultResolver = (path, options) => {
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// Yarn 2 adds support to `resolve` automatically so the pnpResolver is only
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// needed for Yarn 1 which implements version 1 of the pnp spec
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if (process.versions.pnp === '1') {
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return (0, _jestPnpResolver().default)(path, options);
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}
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const resolveOptions = {
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...options,
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isDirectory: _fileWalkers.isDirectory,
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isFile: _fileWalkers.isFile,
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preserveSymlinks: false,
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readPackageSync,
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realpathSync: _fileWalkers.realpathSync
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};
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const pathToResolve = getPathInModule(path, resolveOptions);
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const result = (0, _resolve().sync)(pathToResolve, resolveOptions);
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// Dereference symlinks to ensure we don't create a separate
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// module instance depending on how it was referenced.
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return (0, _fileWalkers.realpathSync)(result);
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};
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var _default = defaultResolver;
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/*
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* helper functions
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*/
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exports.default = _default;
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function readPackageSync(_, file) {
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return (0, _fileWalkers.readPackageCached)(file);
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}
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function getPathInModule(path, options) {
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if (shouldIgnoreRequestForExports(path)) {
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return path;
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}
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const segments = path.split('/');
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let moduleName = segments.shift();
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if (moduleName) {
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// TODO: handle `#` here: https://github.com/facebook/jest/issues/12270
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if (moduleName.startsWith('@')) {
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moduleName = `${moduleName}/${segments.shift()}`;
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}
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// self-reference
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const closestPackageJson = (0, _fileWalkers.findClosestPackageJson)(
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options.basedir
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);
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if (closestPackageJson) {
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const pkg = (0, _fileWalkers.readPackageCached)(closestPackageJson);
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if (pkg.name === moduleName && pkg.exports) {
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const subpath = segments.join('/') || '.';
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const resolved = (0, _resolve2.resolve)(
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pkg,
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subpath,
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createResolveOptions(options.conditions)
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);
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if (!resolved) {
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throw new Error(
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'`exports` exists, but no results - this is a bug in Jest. Please report an issue'
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);
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}
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return (0, _path().resolve)(
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(0, _path().dirname)(closestPackageJson),
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resolved
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);
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}
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}
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let packageJsonPath = '';
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try {
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packageJsonPath = (0, _resolve().sync)(
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`${moduleName}/package.json`,
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options
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);
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} catch {
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// ignore if package.json cannot be found
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}
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if (packageJsonPath && (0, _fileWalkers.isFile)(packageJsonPath)) {
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const pkg = (0, _fileWalkers.readPackageCached)(packageJsonPath);
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if (pkg.exports) {
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const subpath = segments.join('/') || '.';
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const resolved = (0, _resolve2.resolve)(
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pkg,
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subpath,
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createResolveOptions(options.conditions)
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);
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if (!resolved) {
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throw new Error(
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'`exports` exists, but no results - this is a bug in Jest. Please report an issue'
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);
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}
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return (0, _path().resolve)(
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(0, _path().dirname)(packageJsonPath),
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resolved
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);
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}
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}
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}
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return path;
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}
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function createResolveOptions(conditions) {
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return conditions
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? {
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conditions,
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unsafe: true
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}
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: // no conditions were passed - let's assume this is Jest internal and it should be `require`
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{
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browser: false,
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require: true
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};
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}
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// if it's a relative import or an absolute path, exports are ignored
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const shouldIgnoreRequestForExports = path =>
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path.startsWith('.') || (0, _path().isAbsolute)(path);
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