private static IDictionary <string, string> ComputeCommonGlobalProperties(RuntimeGraph runtimeGraph)
{
if (runtimeGraph.Nodes.Count == 0)
{
return(ImmutableDictionary <string, string> .Empty);
}
// The common global properties are included in all projects. So take the global properties from the first project and prune the uncommon ones.
var commonGlobalProperties = new Dictionary <string, string>(StringComparer.OrdinalIgnoreCase);
// solution nodes are not a good template for common global properties because they set many verbose global properties on their references
var meaningfulNodes = runtimeGraph.Nodes.Where(n => !n.Project.ProjectFile.EndsWith(".sln")).ToArray();
var templateNode = meaningfulNodes.FirstOrDefault();
if (templateNode?.Project.GlobalProperties == null || templateNode.Project.GlobalProperties.Count == 0)
{
return(ImmutableDictionary <string, string> .Empty);
}
foreach (var globalProperty in templateNode.Project.GlobalProperties)
{
commonGlobalProperties[globalProperty.Key] = globalProperty.Value;
}
foreach (var node in meaningfulNodes.Skip(1))
{
var nodeProperties = node.Project.GlobalProperties;
var keysToRemove = new HashSet <string>();
foreach (var commonGlobalProperty in commonGlobalProperties)
{
if (
!(nodeProperties.TryGetValue(commonGlobalProperty.Key, out var commonValue) &&
commonValue.Equals(commonGlobalProperty.Value, StringComparison.Ordinal)))
{
keysToRemove.Add(commonGlobalProperty.Key);
}
}
foreach (var key in keysToRemove)
{
commonGlobalProperties.Remove(key);
}
}
return(commonGlobalProperties.ToImmutableDictionary());
}
public Graph FromBuild(Build build)
{
var runtimeGraph = RuntimeGraph.FromBuild(build);
var commonGlobalProperties = ComputeCommonGlobalProperties(runtimeGraph);
var graph = new Graph {
Attr = { LayerSeparation = 100 }
};
foreach (var root in runtimeGraph.SortedRoots)
{
RecursiveAddNode(root, graph, commonGlobalProperties);
}
AddVirtualBuildRequestNodes(graph);
if (commonGlobalProperties.Any())
{
AddNodeForCommonGlobalProperties(commonGlobalProperties, graph);
}
return(graph);
}