121 lines
3.5 KiB
JavaScript
121 lines
3.5 KiB
JavaScript
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'use strict';var _jestRegexUtil;
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function _load_jestRegexUtil() {return _jestRegexUtil = require('jest-regex-util');} /**
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* Copyright (c) 2014-present, Facebook, Inc. 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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*
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*/const snapshotDirRegex = new RegExp((0, (_jestRegexUtil || _load_jestRegexUtil()).replacePathSepForRegex)('/__snapshots__/'));const snapshotFileRegex = new RegExp((0, (_jestRegexUtil || _load_jestRegexUtil()).replacePathSepForRegex)('__snapshots__/(.*).snap'));const isSnapshotPath = path => !!path.match(snapshotDirRegex);
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function compact(array) {
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const result = [];
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for (let i = 0; i < array.length; ++i) {
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const element = array[i];
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if (element != null) {
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result.push(element);
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}
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}
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return result;
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}
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/**
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* DependencyResolver is used to resolve the direct dependencies of a module or
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* to retrieve a list of all transitive inverse dependencies.
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*/
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class DependencyResolver {
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constructor(resolver, hasteFS) {
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this._resolver = resolver;
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this._hasteFS = hasteFS;
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}
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resolve(file, options) {
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const dependencies = this._hasteFS.getDependencies(file);
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if (!dependencies) {
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return [];
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}
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return compact(
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dependencies.map(dependency => {
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if (this._resolver.isCoreModule(dependency)) {
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return null;
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}
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try {
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return this._resolver.resolveModule(file, dependency, options);
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} catch (e) {}
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return this._resolver.getMockModule(file, dependency) || null;
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}));
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}
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resolveInverse(
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paths,
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filter,
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options)
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{
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const collectModules = (relatedPaths, moduleMap, changed) => {
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const visitedModules = new Set();
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while (changed.size) {
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changed = new Set(
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moduleMap.
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filter(
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module =>
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!visitedModules.has(module.file) &&
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module.dependencies.some(dep => dep && changed.has(dep))).
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map(module => {
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const file = module.file;
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if (filter(file)) {
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relatedPaths.add(file);
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}
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visitedModules.add(file);
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return module.file;
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}));
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}
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return relatedPaths;
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};
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if (!paths.size) {
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return [];
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}
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const relatedPaths = new Set();
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const changed = new Set();
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for (const path of paths) {
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if (this._hasteFS.exists(path)) {
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// /path/to/__snapshots__/test.js.snap is always adjacent to
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// /path/to/test.js
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const modulePath = isSnapshotPath(path) ?
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path.replace(snapshotFileRegex, '$1') :
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path;
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changed.add(modulePath);
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if (filter(modulePath)) {
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relatedPaths.add(modulePath);
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}
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}
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}
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const modules = this._hasteFS.getAllFiles().map(file => ({
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dependencies: this.resolve(file, options),
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file }));
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return Array.from(collectModules(relatedPaths, modules, changed));
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}}
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module.exports = DependencyResolver;
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