public override object VisitAmountSignedConvertible(CurrencyComputerParser.AmountSignedConvertibleContext context)
{
var amountSigned = (AmountSigned)VisitAmountSigned(context.amountSigned());
var conversionStr = (string)VisitConversion(context.conversion());
var convertTo = _conversionToCurrencyConventions[conversionStr];
return(ConvertTo(amountSigned, convertTo));
}
public override object VisitAmountSignedConvertible(CurrencyComputerParser.AmountSignedConvertibleContext context)
{
var amountSigned = (AmountSigned)VisitAmountSigned(context.amountSigned());
// Контроль типов: нельзя конвертировать валюту в саму себя
if (amountSigned.Amount.Currency == _targetCurrency)
{
throw new SyntaxException($"Can't convert {context.GetText()}, because {amountSigned.Amount.Currency} is destination currency.");
}
var conversionStr = (string)VisitConversion(context.conversion());
var convertTo = _conversionToCurrencyConventions[conversionStr];
var converted = ConvertTo(amountSigned, convertTo);
if (converted != amountSigned)
{
_logger?.LogDebug("{OperationNumber}:Converted from {Source} to {Dest}.", _operationsLogger++, amountSigned, converted);
}
return(converted);
}
/// <summary>
/// Visit a parse tree produced by <see cref="CurrencyComputerParser.amountSignedConvertible"/>.
/// <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 VisitAmountSignedConvertible([NotNull] CurrencyComputerParser.AmountSignedConvertibleContext context)
{
return(VisitChildren(context));
}
