GT2/GT2-Android/node_modules/jest-resolve/build/default_resolver.js

177 lines
7.1 KiB
JavaScript

'use strict';Object.defineProperty(exports, "__esModule", { value: true });exports.default =
defaultResolver;var _browserResolve;function _load_browserResolve() {return _browserResolve = _interopRequireDefault(require('browser-resolve'));}var _fs;
function _load_fs() {return _fs = _interopRequireDefault(require('fs'));}var _path;
function _load_path() {return _path = _interopRequireDefault(require('path'));}var _is_builtin_module;
function _load_is_builtin_module() {return _is_builtin_module = _interopRequireDefault(require('./is_builtin_module'));}var _node_modules_paths;
function _load_node_modules_paths() {return _node_modules_paths = _interopRequireDefault(require('./node_modules_paths'));}function _interopRequireDefault(obj) {return obj && obj.__esModule ? obj : { default: obj };} /**
* Copyright (c) 2014-present, Facebook, Inc. 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.
*
*
*/function defaultResolver(path, options) {const resolve = options.browser ? (_browserResolve || _load_browserResolve()).default.sync : resolveSync;return resolve(path, { basedir: options.basedir, extensions: options.extensions, moduleDirectory: options.moduleDirectory, paths: options.paths, rootDir: options.rootDir });} /*
* Adapted from: https://github.com/substack/node-resolve
*/const REGEX_RELATIVE_IMPORT = /^(?:\.\.?(?:\/|$)|\/|([A-Za-z]:)?[\\\/])/;function resolveSync(target, options) {const basedir = options.basedir;const extensions = options.extensions || ['.js'];const paths = options.paths || [];if (REGEX_RELATIVE_IMPORT.test(target)) {
// resolve relative import
const resolveTarget = (_path || _load_path()).default.resolve(basedir, target);
const result = tryResolve(resolveTarget);
if (result) {
return result;
}
} else {
// otherwise search for node_modules
const dirs = (0, (_node_modules_paths || _load_node_modules_paths()).default)(basedir, {
moduleDirectory: options.moduleDirectory,
paths });
for (let i = 0; i < dirs.length; i++) {
const resolveTarget = (_path || _load_path()).default.join(dirs[i], target);
const result = tryResolve(resolveTarget);
if (result) {
return result;
}
}
}
if ((0, (_is_builtin_module || _load_is_builtin_module()).default)(target)) {
return target;
}
const err = new Error(
"Cannot find module '" + target + "' from '" + basedir + "'");
err.code = 'MODULE_NOT_FOUND';
throw err;
/*
* contextual helper functions
*/
function tryResolve(name) {
const dir = (_path || _load_path()).default.dirname(name);
let result;
if (isDirectory(dir)) {
result = resolveAsFile(name) || resolveAsDirectory(name);
}
if (result) {
// Dereference symlinks to ensure we don't create a separate
// module instance depending on how it was referenced.
result = (_fs || _load_fs()).default.realpathSync(result);
}
return result;
}
function resolveAsFile(name) {
if (isFile(name)) {
return name;
}
for (let i = 0; i < extensions.length; i++) {
const file = name + extensions[i];
if (isFile(file)) {
return file;
}
}
return undefined;
}
function resolveAsDirectory(name) {
if (!isDirectory(name)) {
return undefined;
}
const pkgfile = (_path || _load_path()).default.join(name, 'package.json');
let pkgmain;
try {
const body = (_fs || _load_fs()).default.readFileSync(pkgfile, 'utf8');
pkgmain = JSON.parse(body).main;
} catch (e) {}
if (pkgmain && pkgmain !== '.') {
const resolveTarget = (_path || _load_path()).default.resolve(name, pkgmain);
const result = tryResolve(resolveTarget);
if (result) {
return result;
}
}
return resolveAsFile((_path || _load_path()).default.join(name, 'index'));
}
}
/*
* helper functions
*/
function isFile(file) {
let result;
try {
const stat = (_fs || _load_fs()).default.statSync(file);
result = stat.isFile() || stat.isFIFO();
} catch (e) {
if (!(e && e.code === 'ENOENT')) {
throw e;
}
result = false;
}
return result;
}
function isDirectory(dir) {
let result;
try {
const stat = (_fs || _load_fs()).default.statSync(dir);
result = stat.isDirectory();
} catch (e) {
if (!(e && (e.code === 'ENOENT' || e.code === 'ENOTDIR'))) {
throw e;
}
result = false;
}
return result;
}