protected override CombinedSyntaxNode?QueryChildContextNode()
{
SyntaxNode?firstKnownChild = this.BaseNode.Members
.Cast <SyntaxNode>()
.FirstOrDefault(x => LocalContext.IsKnownNodeType(x) ||
x is ExpressionSyntax);
return(firstKnownChild == null
? (CombinedSyntaxNode?)null
: firstKnownChild.QueryVirtualAndCombine(NestedBlockVirtualQuery.Instance));
}
protected override CombinedSyntaxNode[] QueryTargetNodesFunc()
{
SyntaxNode?parent = this.BaseNode.Parent;
parent = parent is LabeledStatementSyntax ? parent.Parent : parent;
return(parent?.ChildNodes()
.Select(x => x is LabeledStatementSyntax label ? label.Statement : x)
.QueryVirtualAndCombine(VirtualQueryExtensions.GetAllSupportedQueries())
.Where(x =>
// all known types should have more narrowed states
// (child of StatementSyntax) that is why we have to
// exclude them. All not implemented statements will
// use this state instead
!LocalContext.IsKnownNodeType(x) &&
MethodBodyMemberSyntaxNodeMatcher.Instance.Match(x))
.ToArray()
?? throw new InvalidOperationException(
$"Unable to query the target nodes for {nameof(StatementState)}"));
}