public override Calc_node VisitTrig_exp([NotNull] CalcParser.Trig_expContext context)
{
Unary_node node = new Unary_node();
switch (context.TrigID().GetText().ToLower())
{
case "sin":
node.func = Unary_node.FuncID.Sin;
break;
case "cos":
node.func = Unary_node.FuncID.Cos;
break;
case "tan":
node.func = Unary_node.FuncID.Tan;
break;
}
if (context.exp() != null)
{
node.node1 = Visit(context.exp());
}
else
{
node.node1 = null;
}
return(node);
}
/// <summary>
/// Visit a parse tree produced by <see cref="CalcParser.trig_exp"/>.
/// <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 VisitTrig_exp([NotNull] CalcParser.Trig_expContext context)
{
return(VisitChildren(context));
}
/// <summary>
/// Exit a parse tree produced by <see cref="CalcParser.trig_exp"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitTrig_exp([NotNull] CalcParser.Trig_expContext context)
{
}