.

node_modules/jest-resolve-dependencies/build/index.js

@@ -0,0 +1,204 @@
+'use strict';
+
+function _jestSnapshot() {
+  const data = require('jest-snapshot');
+
+  _jestSnapshot = function _jestSnapshot() {
+    return data;
+  };
+
+  return data;
+}
+
+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;
+}
+
+/**
+ * DependencyResolver is used to resolve the direct dependencies of a module or
+ * to retrieve a list of all transitive inverse dependencies.
+ */
+
+/* eslint-disable-next-line no-redeclare */
+class DependencyResolver {
+  constructor(resolver, hasteFS, snapshotResolver) {
+    _defineProperty(this, '_hasteFS', void 0);
+
+    _defineProperty(this, '_resolver', void 0);
+
+    _defineProperty(this, '_snapshotResolver', void 0);
+
+    this._resolver = resolver;
+    this._hasteFS = hasteFS;
+    this._snapshotResolver = snapshotResolver;
+  }
+
+  resolve(file, options) {
+    const dependencies = this._hasteFS.getDependencies(file);
+
+    if (!dependencies) {
+      return [];
+    }
+
+    return dependencies.reduce((acc, dependency) => {
+      if (this._resolver.isCoreModule(dependency)) {
+        return acc;
+      }
+
+      let resolvedDependency;
+
+      try {
+        resolvedDependency = this._resolver.resolveModule(
+          file,
+          dependency,
+          options
+        );
+      } catch (e) {
+        resolvedDependency = this._resolver.getMockModule(file, dependency);
+      }
+
+      if (resolvedDependency) {
+        acc.push(resolvedDependency);
+      }
+
+      return acc;
+    }, []);
+  }
+
+  resolveInverseModuleMap(paths, filter, options) {
+    if (!paths.size) {
+      return [];
+    }
+
+    const collectModules = (related, moduleMap, changed) => {
+      const visitedModules = new Set();
+      const result = [];
+
+      while (changed.size) {
+        changed = new Set(
+          moduleMap.reduce((acc, module) => {
+            if (
+              visitedModules.has(module.file) ||
+              !module.dependencies.some(dep => changed.has(dep))
+            ) {
+              return acc;
+            }
+
+            const file = module.file;
+
+            if (filter(file)) {
+              result.push(module);
+              related.delete(file);
+            }
+
+            visitedModules.add(file);
+            acc.push(module.file);
+            return acc;
+          }, [])
+        );
+      }
+
+      return result.concat(
+        Array.from(related).map(file => ({
+          dependencies: [],
+          file
+        }))
+      );
+    };
+
+    const relatedPaths = new Set();
+    const changed = new Set();
+    var _iteratorNormalCompletion = true;
+    var _didIteratorError = false;
+    var _iteratorError = undefined;
+
+    try {
+      for (
+        var _iterator = paths[Symbol.iterator](), _step;
+        !(_iteratorNormalCompletion = (_step = _iterator.next()).done);
+        _iteratorNormalCompletion = true
+      ) {
+        const path = _step.value;
+
+        if (this._hasteFS.exists(path)) {
+          const modulePath = (0, _jestSnapshot().isSnapshotPath)(path)
+            ? this._snapshotResolver.resolveTestPath(path)
+            : path;
+          changed.add(modulePath);
+
+          if (filter(modulePath)) {
+            relatedPaths.add(modulePath);
+          }
+        }
+      }
+    } catch (err) {
+      _didIteratorError = true;
+      _iteratorError = err;
+    } finally {
+      try {
+        if (!_iteratorNormalCompletion && _iterator.return != null) {
+          _iterator.return();
+        }
+      } finally {
+        if (_didIteratorError) {
+          throw _iteratorError;
+        }
+      }
+    }
+
+    const modules = [];
+    var _iteratorNormalCompletion2 = true;
+    var _didIteratorError2 = false;
+    var _iteratorError2 = undefined;
+
+    try {
+      for (
+        var _iterator2 = this._hasteFS
+            .getAbsoluteFileIterator()
+            [Symbol.iterator](),
+          _step2;
+        !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done);
+        _iteratorNormalCompletion2 = true
+      ) {
+        const file = _step2.value;
+        modules.push({
+          dependencies: this.resolve(file, options),
+          file
+        });
+      }
+    } catch (err) {
+      _didIteratorError2 = true;
+      _iteratorError2 = err;
+    } finally {
+      try {
+        if (!_iteratorNormalCompletion2 && _iterator2.return != null) {
+          _iterator2.return();
+        }
+      } finally {
+        if (_didIteratorError2) {
+          throw _iteratorError2;
+        }
+      }
+    }
+
+    return collectModules(relatedPaths, modules, changed);
+  }
+
+  resolveInverse(paths, filter, options) {
+    return this.resolveInverseModuleMap(paths, filter, options).map(
+      module => module.file
+    );
+  }
+}
+
+module.exports = DependencyResolver;