protected virtual void CheckLocalConflictingDeclarations([NotNull] Rule r, [Nullable] AttributeDict attributes, [Nullable] AttributeDict referenceAttributes, [NotNull] ErrorType errorType)
{
if (attributes == null || referenceAttributes == null)
{
return;
}
ISet<string> conflictingKeys = attributes.Intersection(referenceAttributes);
foreach (string key in conflictingKeys)
{
errMgr.GrammarError(
errorType,
g.fileName,
attributes.Get(key).token != null ? attributes.Get(key).token : ((GrammarAST)r.ast.GetChild(0)).Token,
key,
r.name);
}
}
