/// <summary>
/// Executes the NEW command.
/// </summary>
public void Execute()
{
_variableRepository.Clear();
_runEnvironment.Clear();
_dataStatementReader.RestoreToLineNumber(null);
_programRepository.Clear();
}
/// <summary>
/// Executes the LOAD comand.
/// </summary>
/// <param name="tokeniser">Tokeniser to use.</param>
public void Execute(ITokeniser tokeniser)
{
var fileName = _expressionEvaluator.GetExpression().ValueAsString();
int lastProgramLine = 0;
try
{
var program = _fileSystem.File.ReadAllLines(fileName, System.Text.Encoding.UTF8);
_programRepository.Clear();
foreach (var line in program)
{
var programLine = tokeniser.Tokenise(line);
if (!programLine.LineNumber.HasValue)
{
throw new Exception("MISSING LINE NUMBER");
}
lastProgramLine = programLine.LineNumber.Value;
_programRepository.SetProgramLine(programLine);
}
}
catch (Exception ex)
{
throw new Exceptions.BasicException($"BAD LOAD {ex.Message}, LAST GOOD LINE WAS {lastProgramLine}", 100);
}
}