static resolve()

in lib/resolvers/PackageResolver.ts [20:59]
33 lines of code
3 McCabe index (conditional complexity)

  static resolve(version: string, cacheRoot: string): Promise<MaterialToolsPackage> {
    if (version === 'latest') {
      // Fetch the latest version remotely.
      version = this._retrieveLatestVersion();
    } else if (version === 'local') {
      // Figure out the version, based on the node_modules.
      version = this._retrieveLocalVersion();
    }

    // Run validators for the current version
    this._validateVersion(version);

    return this._isExisting(path.join(path.resolve(cacheRoot), version))
      .then(this._resolveDirectories)
      .then(directories => {
        Logger.info('Using AngularJS Material version from cache.');

        return {
          root: path.join(directories.module, '..'),
          module: directories.module,
          source: directories.source,
          version: version
        };
      })
      .catch(directories => {
        directories = this._resolveDirectories(directories);

        return Promise.all([
          VersionDownloader.getModuleVersion(version, directories.module),
          VersionDownloader.getSourceVersion(version, directories.source)
        ]).then(downloadPaths => {
          return {
            root: path.join(directories.module, '..'),
            module: downloadPaths[0],
            source: downloadPaths[1],
            version: version
          };
        });
      });
  }