setup-python/node_modules/jest-resolve/build/index.js
Danny McCormick 39c08a0eaa Initial pass
2019-06-26 21:12:00 -04:00

491 lines
13 KiB
JavaScript

'use strict';
function _path() {
const data = _interopRequireDefault(require('path'));
_path = function _path() {
return data;
};
return data;
}
function _realpathNative() {
const data = require('realpath-native');
_realpathNative = function _realpathNative() {
return data;
};
return data;
}
function _chalk() {
const data = _interopRequireDefault(require('chalk'));
_chalk = function _chalk() {
return data;
};
return data;
}
var _nodeModulesPaths = _interopRequireDefault(require('./nodeModulesPaths'));
var _isBuiltinModule = _interopRequireDefault(require('./isBuiltinModule'));
var _defaultResolver = _interopRequireDefault(require('./defaultResolver'));
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {default: obj};
}
function _defineProperty(obj, key, value) {
if (key in obj) {
Object.defineProperty(obj, key, {
value: value,
enumerable: true,
configurable: true,
writable: true
});
} else {
obj[key] = value;
}
return obj;
}
const NATIVE_PLATFORM = 'native'; // We might be inside a symlink.
const cwd = process.cwd();
const resolvedCwd = (0, _realpathNative().sync)(cwd) || cwd;
const NODE_PATH = process.env.NODE_PATH;
const nodePaths = NODE_PATH
? NODE_PATH.split(_path().default.delimiter)
.filter(Boolean) // The resolver expects absolute paths.
.map(p => _path().default.resolve(resolvedCwd, p))
: null;
/* eslint-disable-next-line no-redeclare */
class Resolver {
constructor(moduleMap, options) {
_defineProperty(this, '_options', void 0);
_defineProperty(this, '_moduleMap', void 0);
_defineProperty(this, '_moduleIDCache', void 0);
_defineProperty(this, '_moduleNameCache', void 0);
_defineProperty(this, '_modulePathCache', void 0);
_defineProperty(this, '_supportsNativePlatform', void 0);
this._options = {
browser: options.browser,
defaultPlatform: options.defaultPlatform,
extensions: options.extensions,
hasCoreModules:
options.hasCoreModules === undefined ? true : options.hasCoreModules,
moduleDirectories: options.moduleDirectories || ['node_modules'],
moduleNameMapper: options.moduleNameMapper,
modulePaths: options.modulePaths,
platforms: options.platforms,
resolver: options.resolver,
rootDir: options.rootDir
};
this._supportsNativePlatform = options.platforms
? options.platforms.includes(NATIVE_PLATFORM)
: false;
this._moduleMap = moduleMap;
this._moduleIDCache = new Map();
this._moduleNameCache = new Map();
this._modulePathCache = new Map();
}
static findNodeModule(path, options) {
const resolver = options.resolver
? require(options.resolver)
: _defaultResolver.default;
const paths = options.paths;
try {
return resolver(path, {
basedir: options.basedir,
browser: options.browser,
defaultResolver: _defaultResolver.default,
extensions: options.extensions,
moduleDirectory: options.moduleDirectory,
paths: paths ? (nodePaths || []).concat(paths) : nodePaths,
rootDir: options.rootDir
});
} catch (e) {}
return null;
}
resolveModuleFromDirIfExists(dirname, moduleName, options) {
const paths = (options && options.paths) || this._options.modulePaths;
const moduleDirectory = this._options.moduleDirectories;
const key = dirname + _path().default.delimiter + moduleName;
const defaultPlatform = this._options.defaultPlatform;
const extensions = this._options.extensions.slice();
let module;
if (this._supportsNativePlatform) {
extensions.unshift(
...this._options.extensions.map(ext => '.' + NATIVE_PLATFORM + ext)
);
}
if (defaultPlatform) {
extensions.unshift(
...this._options.extensions.map(ext => '.' + defaultPlatform + ext)
);
} // 1. If we have already resolved this module for this directory name,
// return a value from the cache.
const cacheResult = this._moduleNameCache.get(key);
if (cacheResult) {
return cacheResult;
} // 2. Check if the module is a haste module.
module = this.getModule(moduleName);
if (module) {
this._moduleNameCache.set(key, module);
return module;
} // 3. Check if the module is a node module and resolve it based on
// the node module resolution algorithm. If skipNodeResolution is given we
// ignore all modules that look like node modules (ie. are not relative
// requires). This enables us to speed up resolution when we build a
// dependency graph because we don't have to look at modules that may not
// exist and aren't mocked.
const skipResolution =
options &&
options.skipNodeResolution &&
!moduleName.includes(_path().default.sep);
const resolveNodeModule = name =>
Resolver.findNodeModule(name, {
basedir: dirname,
browser: this._options.browser,
extensions,
moduleDirectory,
paths,
resolver: this._options.resolver,
rootDir: this._options.rootDir
});
if (!skipResolution) {
module = resolveNodeModule(moduleName);
if (module) {
this._moduleNameCache.set(key, module);
return module;
}
} // 4. Resolve "haste packages" which are `package.json` files outside of
// `node_modules` folders anywhere in the file system.
const parts = moduleName.split('/');
const hastePackage = this.getPackage(parts.shift());
if (hastePackage) {
try {
const module = _path().default.join.apply(
_path().default,
[_path().default.dirname(hastePackage)].concat(parts)
); // try resolving with custom resolver first to support extensions,
// then fallback to require.resolve
const resolvedModule =
resolveNodeModule(module) || require.resolve(module);
this._moduleNameCache.set(key, resolvedModule);
return resolvedModule;
} catch (ignoredError) {}
}
return null;
}
resolveModule(from, moduleName, options) {
const dirname = _path().default.dirname(from);
const module =
this.resolveStubModuleName(from, moduleName) ||
this.resolveModuleFromDirIfExists(dirname, moduleName, options);
if (module) return module; // 5. Throw an error if the module could not be found. `resolve.sync` only
// produces an error based on the dirname but we have the actual current
// module name available.
const relativePath = _path().default.relative(dirname, from);
const err = new Error(
`Cannot find module '${moduleName}' from '${relativePath || '.'}'`
);
err.code = 'MODULE_NOT_FOUND';
throw err;
}
isCoreModule(moduleName) {
return (
this._options.hasCoreModules && (0, _isBuiltinModule.default)(moduleName)
);
}
getModule(name) {
return this._moduleMap.getModule(
name,
this._options.defaultPlatform,
this._supportsNativePlatform
);
}
getModulePath(from, moduleName) {
if (moduleName[0] !== '.' || _path().default.isAbsolute(moduleName)) {
return moduleName;
}
return _path().default.normalize(
_path().default.dirname(from) + '/' + moduleName
);
}
getPackage(name) {
return this._moduleMap.getPackage(
name,
this._options.defaultPlatform,
this._supportsNativePlatform
);
}
getMockModule(from, name) {
const mock = this._moduleMap.getMockModule(name);
if (mock) {
return mock;
} else {
const moduleName = this.resolveStubModuleName(from, name);
if (moduleName) {
return this.getModule(moduleName) || moduleName;
}
}
return null;
}
getModulePaths(from) {
const cachedModule = this._modulePathCache.get(from);
if (cachedModule) {
return cachedModule;
}
const moduleDirectory = this._options.moduleDirectories;
const paths = (0, _nodeModulesPaths.default)(from, {
moduleDirectory
});
if (paths[paths.length - 1] === undefined) {
// circumvent node-resolve bug that adds `undefined` as last item.
paths.pop();
}
this._modulePathCache.set(from, paths);
return paths;
}
getModuleID(virtualMocks, from, _moduleName) {
const moduleName = _moduleName || '';
const key = from + _path().default.delimiter + moduleName;
const cachedModuleID = this._moduleIDCache.get(key);
if (cachedModuleID) {
return cachedModuleID;
}
const moduleType = this._getModuleType(moduleName);
const absolutePath = this._getAbsolutePath(virtualMocks, from, moduleName);
const mockPath = this._getMockPath(from, moduleName);
const sep = _path().default.delimiter;
const id =
moduleType +
sep +
(absolutePath ? absolutePath + sep : '') +
(mockPath ? mockPath + sep : '');
this._moduleIDCache.set(key, id);
return id;
}
_getModuleType(moduleName) {
return this.isCoreModule(moduleName) ? 'node' : 'user';
}
_getAbsolutePath(virtualMocks, from, moduleName) {
if (this.isCoreModule(moduleName)) {
return moduleName;
}
return this._isModuleResolved(from, moduleName)
? this.getModule(moduleName)
: this._getVirtualMockPath(virtualMocks, from, moduleName);
}
_getMockPath(from, moduleName) {
return !this.isCoreModule(moduleName)
? this.getMockModule(from, moduleName)
: null;
}
_getVirtualMockPath(virtualMocks, from, moduleName) {
const virtualMockPath = this.getModulePath(from, moduleName);
return virtualMocks[virtualMockPath]
? virtualMockPath
: moduleName
? this.resolveModule(from, moduleName)
: from;
}
_isModuleResolved(from, moduleName) {
return !!(
this.getModule(moduleName) || this.getMockModule(from, moduleName)
);
}
resolveStubModuleName(from, moduleName) {
const dirname = _path().default.dirname(from);
const paths = this._options.modulePaths;
const extensions = this._options.extensions.slice();
const moduleDirectory = this._options.moduleDirectories;
const moduleNameMapper = this._options.moduleNameMapper;
const resolver = this._options.resolver;
const defaultPlatform = this._options.defaultPlatform;
if (this._supportsNativePlatform) {
extensions.unshift(
...this._options.extensions.map(ext => '.' + NATIVE_PLATFORM + ext)
);
}
if (defaultPlatform) {
extensions.unshift(
...this._options.extensions.map(ext => '.' + defaultPlatform + ext)
);
}
if (moduleNameMapper) {
var _iteratorNormalCompletion = true;
var _didIteratorError = false;
var _iteratorError = undefined;
try {
for (
var _iterator = moduleNameMapper[Symbol.iterator](), _step;
!(_iteratorNormalCompletion = (_step = _iterator.next()).done);
_iteratorNormalCompletion = true
) {
const _step$value = _step.value,
mappedModuleName = _step$value.moduleName,
regex = _step$value.regex;
if (regex.test(moduleName)) {
// Note: once a moduleNameMapper matches the name, it must result
// in a module, or else an error is thrown.
const matches = moduleName.match(regex);
const updatedName = matches
? mappedModuleName.replace(
/\$([0-9]+)/g,
(_, index) => matches[parseInt(index, 10)]
)
: mappedModuleName;
const module =
this.getModule(updatedName) ||
Resolver.findNodeModule(updatedName, {
basedir: dirname,
browser: this._options.browser,
extensions,
moduleDirectory,
paths,
resolver,
rootDir: this._options.rootDir
});
if (!module) {
throw createNoMappedModuleFoundError(
moduleName,
updatedName,
mappedModuleName,
regex,
resolver
);
}
return module;
}
}
} catch (err) {
_didIteratorError = true;
_iteratorError = err;
} finally {
try {
if (!_iteratorNormalCompletion && _iterator.return != null) {
_iterator.return();
}
} finally {
if (_didIteratorError) {
throw _iteratorError;
}
}
}
}
return null;
}
}
const createNoMappedModuleFoundError = (
moduleName,
updatedName,
mappedModuleName,
regex,
resolver
) => {
const error = new Error(
_chalk().default.red(`${_chalk().default.bold('Configuration error')}:
Could not locate module ${_chalk().default.bold(moduleName)} mapped as:
${_chalk().default.bold(updatedName)}.
Please check your configuration for these entries:
{
"moduleNameMapper": {
"${regex.toString()}": "${_chalk().default.bold(mappedModuleName)}"
},
"resolver": ${_chalk().default.bold(String(resolver))}
}`)
);
error.name = '';
return error;
};
module.exports = Resolver;