internal static void Run(IInstructionHandler handler, List<Cell> cells,
Action<ExecutionContext> before, Action<ExecutionContext, string> after,
SecureRandom randomizer)
{
using (var reader = new StringReader(string.Empty))
{
InstructionHandlerTests.Run(handler, cells, before, after,
randomizer, reader);
}
}
internal static void Run(IInstructionHandler handler, List<Cell> cells,
Action<ExecutionContext> before, Action<ExecutionContext, string> after,
TextReader reader)
{
using (var random = new SecureRandom())
{
InstructionHandlerTests.Run(handler, cells, before, after,
random, reader);
}
}
public Interpreter(FileInfo file, TextReader reader, TextWriter writer, SecureRandom randomizer)
: base()
{
if (file == null)
{
throw new ArgumentNullException(nameof(file));
}
this.executor = new Executor(
new Parser(File.ReadAllLines(file.FullName)).Parse(), reader, writer, randomizer);
}
internal ExecutionContext(List<Cell> cells, TextReader reader, TextWriter writer, SecureRandom randomizer)
: base()
{
this.Cells = cells;
this.CurrentPosition = new Point();
this.Direction = Direction.Right;
this.InStringMode = false;
this.Randomizer = randomizer;
this.Values = new Stack<int>();
this.Reader = reader;
this.Writer = writer;
this.Next();
}
private static void Run(IInstructionHandler handler, List<Cell> cells,
Action<ExecutionContext> before, Action<ExecutionContext, string> after,
SecureRandom randomizer, TextReader reader)
{
using (var writer = new StringWriter(CultureInfo.CurrentCulture))
{
using (reader)
{
var context = new ExecutionContext(cells, reader, writer, randomizer);
before?.Invoke(context);
handler.Handle(context);
var result = writer.GetStringBuilder().ToString();
after?.Invoke(context, result);
}
}
}
public Executor(ImmutableArray<Cell> cells, TextReader reader, TextWriter writer, SecureRandom randomizer)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
if (writer == null)
{
throw new ArgumentNullException(nameof(writer));
}
if (randomizer == null)
{
throw new ArgumentNullException(nameof(randomizer));
}
this.cells = cells;
this.reader = reader;
this.writer = writer;
this.randomizer = randomizer;
}
public Interpreter(string[] lines, TextReader reader, TextWriter writer, SecureRandom randomizer)
: base()
{
this.executor = new Executor(
new Parser(lines).Parse(), reader, writer, randomizer);
}