Antlr3.Analysis.DecisionProbe.GetSemanticContextForAlt C# (CSharp) Method

        public virtual SemanticContext GetSemanticContextForAlt( DFAState d, int alt )
        {
            IDictionary<int, SemanticContext> altToPredMap;
            _stateToAltSetWithSemanticPredicatesMap.TryGetValue(d, out altToPredMap);
            if ( altToPredMap == null )
                return null;

            SemanticContext result;
            altToPredMap.TryGetValue( alt, out result );
            return result;
        }