static Future create()

in lib/src/sdk_env.dart [95:155]
52 lines of code
5 McCabe index (conditional complexity)

  static Future<ToolEnvironment> create({
    String? dartSdkDir,
    String? flutterSdkDir,
    String? pubCacheDir,
    Map<String, String>? environment,
    bool useGlobalDartdoc = false,
  }) async {
    Future<String?> resolve(String? dir) async {
      if (dir == null) return null;
      return Directory(dir).resolveSymbolicLinks();
    }

    dartSdkDir ??= cli.getSdkPath();
    final resolvedDartSdk = await resolve(dartSdkDir);
    final resolvedFlutterSdk = await resolve(flutterSdkDir);
    final resolvedPubCache = await resolve(pubCacheDir);
    final env = <String, String>{};
    env.addAll(environment ?? const {});

    if (resolvedPubCache != null) {
      env[_pubCacheKey] = resolvedPubCache;
    }

    final pubEnvValues = <String>[];
    final origPubEnvValue = Platform.environment[_pubEnvironmentKey] ?? '';
    pubEnvValues.addAll(origPubEnvValue
        .split(':')
        .map((s) => s.trim())
        .where((s) => s.isNotEmpty));
    pubEnvValues.add('bot.pkg_pana');
    env[_pubEnvironmentKey] = pubEnvValues.join(':');

    // Flutter stores its internal SDK in its bin/cache/dart-sdk directory.
    // We can use that directory only if Flutter SDK path was specified,
    // TODO: remove this after flutter analyze gets machine-readable output.
    // https://github.com/flutter/flutter/issues/23664
    final flutterDartSdkDir = resolvedFlutterSdk == null
        ? resolvedDartSdk
        : p.join(resolvedFlutterSdk, 'bin', 'cache', 'dart-sdk');
    if (flutterDartSdkDir == null) {
      log.warning(
          'Flutter SDK path was not specified, pana will use the default '
          'Dart SDK to run `dart analyze` on Flutter packages.');
    }

    final toolEnv = ToolEnvironment._(
      resolvedDartSdk,
      resolvedFlutterSdk,
      resolvedPubCache,
      [_join(resolvedDartSdk, 'bin', 'dart')],
      [_join(resolvedDartSdk, 'bin', 'dart'), 'pub'],
      [_join(resolvedDartSdk, 'bin', 'dart'), 'analyze'],
      [_join(resolvedDartSdk, 'bin', 'dartdoc')],
      [_join(resolvedFlutterSdk, 'bin', 'flutter'), '--no-version-check'],
      [_join(flutterDartSdkDir, 'bin', 'dart'), 'analyze'],
      env,
      useGlobalDartdoc,
    );
    await toolEnv._init();
    return toolEnv;
  }