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node_modules/webpack-virtual-modules/src/virtual-stats.ts

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+/**
+ * Used to cache a stats object for the virtual file.
+ * Extracted from the `mock-fs` package.
+ *
+ * @author Tim Schaub http://tschaub.net/
+ * @author `webpack-virtual-modules` Contributors
+ * @link https://github.com/tschaub/mock-fs/blob/master/lib/binding.js
+ * @link https://github.com/tschaub/mock-fs/blob/master/license.md
+ */
+import constants from 'constants';
+
+export class VirtualStats {
+  /**
+   * Create a new stats object.
+   *
+   * @param config Stats properties.
+   */
+  public constructor(config) {
+    for (const key in config) {
+      if (!Object.prototype.hasOwnProperty.call(config, key)) {
+        continue;
+      }
+      this[key] = config[key];
+    }
+  }
+
+  /**
+   * Check if mode indicates property.
+   */
+  private _checkModeProperty(property): boolean {
+    return ((this as any).mode & constants.S_IFMT) === property;
+  }
+
+  public isDirectory(): boolean {
+    return this._checkModeProperty(constants.S_IFDIR);
+  }
+
+  public isFile(): boolean {
+    return this._checkModeProperty(constants.S_IFREG);
+  }
+
+  public isBlockDevice(): boolean {
+    return this._checkModeProperty(constants.S_IFBLK);
+  }
+
+  public isCharacterDevice(): boolean {
+    return this._checkModeProperty(constants.S_IFCHR);
+  }
+
+  public isSymbolicLink(): boolean {
+    return this._checkModeProperty(constants.S_IFLNK);
+  }
+
+  public isFIFO(): boolean {
+    return this._checkModeProperty(constants.S_IFIFO);
+  }
+
+  public isSocket(): boolean {
+    return this._checkModeProperty(constants.S_IFSOCK);
+  }
+}