// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
using System;
using System.Collections.Generic;
using ILCompiler.DependencyAnalysisFramework;
using Mono.Cecil;
 
namespace Mono.Linker.Steps
{
	public partial class MarkStep
	{
		internal sealed class MethodDefinitionNode : DependencyNodeCore<NodeFactory>
		{
			readonly MethodDefinition method;
			readonly DependencyInfo reason;
 
			public MethodDefinitionNode (MethodDefinition method, DependencyInfo reason)
			{
				this.method = method;
				this.reason = reason;
			}
 
			public override bool InterestingForDynamicDependencyAnalysis => false;
 
			public override bool HasDynamicDependencies => false;
 
			public override bool HasConditionalStaticDependencies => false;
 
			public override bool StaticDependenciesAreComputed => true;
 
			public override IEnumerable<DependencyListEntry>? GetStaticDependencies (NodeFactory context)
			{
				context.MarkStep.ProcessMethod (method, reason);
				return null;
			}
 
			public override IEnumerable<CombinedDependencyListEntry>? GetConditionalStaticDependencies (NodeFactory context) => null;
			public override IEnumerable<CombinedDependencyListEntry>? SearchDynamicDependencies (List<DependencyNodeCore<NodeFactory>> markedNodes, int firstNode, NodeFactory context) => null;
			protected override string GetName (NodeFactory context) => method.GetDisplayName();
		}
	}
}