// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

using System;

namespace Microsoft.CodeAnalysis.InheritanceMargin;

/// <summary>
/// Indicate the relationship between the member and its inheritance target
/// </summary>
[Flags]
internal enum InheritanceRelationship
{
    /// <summary>
    /// A default case that should not be used.
    /// </summary>
    None = 0,

    /// <summary>
    /// Implented interfaces for class or struct. Shown as I↑
    /// </summary>
    ImplementedInterface = 1 << 0,

    /// <summary>
    /// Base type for class or struct. Shown as O↑
    /// </summary>
    BaseType = 1 << 1,

    /// <summary>
    /// Derived type for class or struct. Shown as O↓
    /// </summary>
    DerivedType = 1 << 2,

    /// <summary>
    /// Inherited interface for interface. Shown as I↑
    /// </summary>
    InheritedInterface = 1 << 3,

    /// <summary>
    /// Implementing class, struct and interface for interface. Shown as I↓
    /// </summary>
    ImplementingType = 1 << 4,

    /// <summary>
    /// Implemented member for member in class or structure. Shown as I↑
    /// </summary>
    ImplementedMember = 1 << 5,

    /// <summary>
    /// Overridden member for member in class or structure. Shown as O↑
    /// </summary>
    OverriddenMember = 1 << 6,

    /// <summary>
    /// Overrrding member for member in class or structure. Shown as O↓
    /// </summary>
    OverridingMember = 1 << 7,

    /// <summary>
    /// Implmenting member for member in interface. Shown as I↓
    /// </summary>
    ImplementingMember = 1 << 8,

    /// <summary>
    /// An import directive inherited from the global scope.
    /// </summary>
    InheritedImport = 1 << 9,
}