51 lines
2.0 KiB
C#
51 lines
2.0 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using Microsoft.Build.Utilities;
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namespace RepoTools.BuildGraph
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{
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public static class GraphBuilder
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{
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public static IList<GraphNode> Generate(IList<Repository> repositories, TaskLoggingHelper log)
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{
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// Build global list of primary projects
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var primaryProjects = repositories.SelectMany(c => c.Projects)
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.ToDictionary(p => p.Name, StringComparer.OrdinalIgnoreCase);
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var graphNodes = repositories.Select(r => new GraphNode { Repository = r })
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.ToDictionary(r => r.Repository);
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foreach (var project in repositories.SelectMany(r => r.AllProjects))
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{
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var thisProjectRepositoryNode = graphNodes[project.Repository];
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foreach (var packageDependency in project.PackageReferences)
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{
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if (primaryProjects.TryGetValue(packageDependency, out var dependencyProject))
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{
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var dependencyRepository = dependencyProject.Repository;
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var dependencyNode = graphNodes[dependencyRepository];
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if (ReferenceEquals(thisProjectRepositoryNode, dependencyNode))
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{
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log.LogWarning("{0} has a package reference to a package produced in the same repo. {1} -> {2}", project.Repository.Name, Path.GetFileName(project.Path), packageDependency);
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}
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else
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{
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thisProjectRepositoryNode.Incoming.Add(dependencyNode);
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}
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dependencyNode.Outgoing.Add(thisProjectRepositoryNode);
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}
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}
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}
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return graphNodes.Values.ToList();
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}
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}
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}
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