public override Result VisitAdd([NotNull] ExpressionParser.AddContext context)
{
Result a = Visit(context.expression());
Result b = Visit(context.term());
object rlt = 0;
if (context.op.Type == ExpressionParser.PLUS)
{
rlt = OperatorProvider.BinaryExecute("op_Addition", a.Value, b.Value);
}
else
{
rlt = OperatorProvider.BinaryExecute("op_Substraction", a.Value, b.Value);
}
return(new Result
{
Value = rlt
});
}
public override object VisitAdd(ExpressionParser.AddContext context) => BinaryOp(context.op.Text, Visit(context.val1), Visit(context.val2));
/// <summary>
/// Exit a parse tree produced by the <c>Add</c>
/// labeled alternative in <see cref="ExpressionParser.expression"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitAdd([NotNull] ExpressionParser.AddContext context)
{
}
/// <summary>
/// Visit a parse tree produced by the <c>Add</c>
/// labeled alternative in <see cref="ExpressionParser.expression"/>.
/// <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 VisitAdd([NotNull] ExpressionParser.AddContext context)
{
return(VisitChildren(context));
}
