// Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

import 'package:analyzer/dart/element/element.dart';

/// Scopes are used to resolve names to elements.
abstract class Scope {
  /// Return the result of lexical lookup for the given [id], not `null`.
  ///
  /// Getters and setters are bundled, when we found one or another, we are
  /// done with the lookup, and return both the getter and the setter, if
  /// available.
  ScopeLookupResult lookup(String id);

  /// Return the result of lexical lookup for the given [id], not `null`.
  ///
  /// Getters and setters are bundled, when we found one or another, we are
  /// done with the lookup, and return both the getter and the setter, if
  /// available.
  @Deprecated('Use lookup() instead')
  ScopeLookupResult lookup2(String id);
}

class ScopeLookupResult {
  final Element? getter;
  final Element? setter;

  ScopeLookupResult(this.getter, this.setter);
}