public override Value VisitIf_stat(calculatorParser.If_statContext context)
{
Value evaluated = this.Visit(context.condition_block().expr());
if (evaluated.asBoolean() == true)
{
return(new Value(Visit(context.leftstat_block())));
}
else if (evaluated.asBoolean() == false)
{
return(new Value(Visit(context.rightstat_block().expr())));
}
return(new Value(false));
}
/// <summary>
/// Visit a parse tree produced by <see cref="calculatorParser.if_stat"/>.
/// <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 VisitIf_stat([NotNull] calculatorParser.If_statContext context)
{
return(VisitChildren(context));
}
/// <summary>
/// Exit a parse tree produced by <see cref="calculatorParser.if_stat"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitIf_stat([NotNull] calculatorParser.If_statContext context)
{
}
