public ConstExpression constantref() //throws RecognitionException, TokenStreamException
{
ConstExpression lre;
IToken t1 = null;
IToken t2 = null;
IToken t3 = null;
IToken t5 = null;
IToken t6 = null;
lre = null;
switch ( LA(1) )
{
case NUM_INT:
{
t1 = LT(1);
match(NUM_INT);
if (0==inputState.guessing)
{
lre = new ConstExpression(t1.getText(), ConstExpressionType.IntLiteral);
}
break;
}
case NUM_LONG:
{
t2 = LT(1);
match(NUM_LONG);
if (0==inputState.guessing)
{
lre = new ConstExpression(t2.getText(), ConstExpressionType.LongLiteral);
}
break;
}
case NUM_FLOAT:
{
t3 = LT(1);
match(NUM_FLOAT);
if (0==inputState.guessing)
{
lre = new ConstExpression(t3.getText(), ConstExpressionType.FloatLiteral);
}
break;
}
case STRING_LITERAL:
{
t5 = LT(1);
match(STRING_LITERAL);
if (0==inputState.guessing)
{
lre = new ConstExpression(t5.getText(), ConstExpressionType.StringLiteral);
}
break;
}
case CHAR_LITERAL:
{
t6 = LT(1);
match(CHAR_LITERAL);
if (0==inputState.guessing)
{
lre = new ConstExpression(t6.getText(), ConstExpressionType.CharLiteral);
}
break;
}
default:
{
throw new NoViableAltException(LT(1), getFilename());
}
}
return lre;
}
public virtual void VisitConstExpression(ConstExpression expression)
{
VisitCommonExpNodes(expression);
}
public override void VisitConstExpression(ConstExpression expression)
{
nodeStack.Push( CurrentNode.Nodes.Add("ConstExpression " + expression.Value + " " + expression.ValueType ));
CurrentNode.Tag = expression;
base.VisitConstExpression(expression);
nodeStack.Pop();
}
