/// <summary>
/// Visit a parse tree produced by the <c>unary_exp</c>
/// labeled alternative in <see cref="coolgrammarParser.expr"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitUnary_exp([NotNull] coolgrammarParser.Unary_expContext context)
{
return(VisitChildren(context));
}
public override Node VisitUnary_exp([NotNull] coolgrammarParser.Unary_expContext context)
{
Expr exp = (Expr)Visit(context.expr());
return(new UnaryExpr(exp, context.op.Text));
}