Method readdirSync

src/backend/MountableFileSystem.ts:247–279

(p: string)

  }

  public readdirSync(p: string): string[] {
    const fsInfo = this._getFs(p);

    // If null, rootfs did not have the directory
    // (or the target FS is the root fs).
    let rv: string[] | null = null;
    // Mount points are all defined in the root FS.
    // Ensure that we list those, too.
    if (fsInfo.fs !== this.rootFs) {
      try {
        rv = this.rootFs.readdirSync(p);
      } catch (e) {
        // Ignore.
      }
    }

    try {
      const rv2 = fsInfo.fs.readdirSync(fsInfo.path);
      if (rv === null) {
        return rv2;
      } else {
        // Filter out duplicates.
        return rv2.concat(rv.filter((val) => rv2.indexOf(val) === -1));
      }
    } catch (e) {
      if (rv === null) {
        throw this.standardizeError(e, fsInfo.path, p);
      } else {
        // The root FS had something.
        return rv;
      }
    }
  }

  public readdir(p: string, cb: BFSCallback<string[]>): void {
    const fsInfo = this._getFs(p);