| protected AddEmptyContext ( ) : PredictionContext | ||
| return | PredictionContext | |
protected internal override PredictionContext AddEmptyContext()
{
if (HasEmpty)
{
return this;
}
PredictionContext[] parents2 = Arrays.CopyOf(parents, parents.Length + 1);
int[] returnStates2 = Arrays.CopyOf(returnStates, returnStates.Length + 1);
parents2[parents2.Length - 1] = PredictionContext.EmptyFull;
returnStates2[returnStates2.Length - 1] = PredictionContext.EmptyFullStateKey;
return new Antlr4.Runtime.Atn.ArrayPredictionContext(parents2, returnStates2);
}