protected override IEnumerable <SyntaxNode> BuildNode(INodeModel statement, IPortModel portModel)
{
if (statement == null)
{
return(Enumerable.Empty <SyntaxNode>());
}
Assert.IsTrue(portModel == null || portModel.NodeModel == statement, "If a Port is provided, it must be owned by the provided node");
// TODO : Find a better way to map [Node -> Current Archetype]
if (!(context is RootContext) && statement.IsStacked)
{
var stencil = (EcsStencil)statement.GraphModel.Stencil;
if (!stencil.ComponentDefinitions.ContainsKey(statement))
{
stencil.ComponentDefinitions.Add(statement, context.GetComponentDefinitions());
}
}
Func <MethodInfo, bool> filterMethods = mi => mi.ReturnType == typeof(IEnumerable <SyntaxNode>) &&
mi.GetParameters().Length == 3 &&
mi.GetParameters()[2].ParameterType == typeof(IPortModel);
Func <MethodInfo, Type> keySelector = mi => mi.GetParameters()[1].ParameterType;
var ext = ModelUtility.ExtensionMethodCache <RoslynEcsTranslator> .GetExtensionMethod(
statement.GetType(),
filterMethods,
keySelector)
?? ModelUtility.ExtensionMethodCache <RoslynTranslator> .GetExtensionMethod(
statement.GetType(),
filterMethods,
keySelector);
if (ext != null)
{
var syntaxNode = (IEnumerable <SyntaxNode>)ext.Invoke(null, new object[] { this, statement, portModel }) ?? Enumerable.Empty <SyntaxNode>();
var annotatedNodes = new List <SyntaxNode>();
foreach (var node in syntaxNode)
{
var annotatedNode = node?.WithAdditionalAnnotations(new SyntaxAnnotation(Annotations.AnnotationKind, statement.NodeAssetReference.GetInstanceID().ToString()));
annotatedNodes.Add(annotatedNode);
}
return(annotatedNodes);
}
Debug.LogError("Roslyn ECS Translator doesn't know how to create a node of type: " + statement.GetType());
return(Enumerable.Empty <SyntaxNode>());
}
