Get Infolog as a string

/// <summary>
/// Gets infolog content
/// </summary>
/// <returns>infolog string</returns>
public static str getErrorStr(container _cont)
{
	SysInfologEnumerator        enumerator;
	SysInfologMessageStruct     myStruct;
	Exception                   exception;
	str                         error;

	enumerator = SysInfologEnumerator::newData(_cont);

	while (enumerator.moveNext())
	{
		myStruct = new SysInfologMessageStruct(enumerator.currentMessage());
		exception = enumerator.currentException();

		error = strfmt('%1 %2', error, myStruct.message());
	}

	return error;
}