public ReadResults Read(Converter <string> function, Func <string, CommandError> invalidNumberErrorProvider, T minimum, T maximum, bool loopable, out Range <T> result)
{
result = default;
if (!StringReader.CanRead())
{
return(ReadResults.Failure(CommandError.ExpectedValueOrRange().WithContext(StringReader)));
}
int start = StringReader.GetCursor();
T? right;
ReadResults readResults = ReadNumber(function, invalidNumberErrorProvider, out T? left);
if (!readResults.Successful)
{
return(readResults);
}
if (StringReader.CanRead(2) && StringReader.Peek() == '.' && StringReader.Peek(1) == '.')
{
StringReader.Skip(2);
readResults = ReadNumber(function, invalidNumberErrorProvider, out right);
if (!readResults.Successful)
{
return(readResults);
}
}
else
{
right = left;
}
if (left == null && right == null)
{
return(ReadResults.Failure(CommandError.ExpectedValueOrRange().WithContext(StringReader)));
}
if (left == null)
{
left = minimum;
}
if (right == null)
{
right = maximum;
}
if (!loopable && ((T)left).CompareTo((T)right) > 0)
{
StringReader.SetCursor(start);
return(ReadResults.Failure(CommandError.RangeMinBiggerThanMax().WithContext(StringReader)));
}
result = new Range <T>((T)left, (T)right);
return(ReadResults.Success());
}
private static string GetContext(IStringReader reader)
{
int minimum = Math.Max(reader.GetCursor() - 10, 0);
int maximum = Math.Min(reader.GetCursor(), reader.GetLength());
StringBuilder builder = new StringBuilder($" at position {reader.GetCursor()}: ");
if (minimum > 0)
{
builder.Append("...");
}
builder.Append(reader.GetString()[minimum..maximum]);
public ReadResults ReadCompound(out INbtTag result)
{
CompoundNbtTag compound;
result = compound = new CompoundNbtTag();
ReadResults readResults = Reader.Expect('{');
if (!readResults.Successful)
{
return(readResults);
}
Reader.SkipWhitespace();
while (Reader.CanRead() && Reader.Peek() != '}')
{
int start = Reader.GetCursor();
readResults = ReadKey(out string key);
if (!readResults.Successful)
{
return(readResults);
}
if (string.IsNullOrEmpty(key))
{
Reader.SetCursor(start);
return(ReadResults.Failure(CommandError.ExpectedKey().WithContext(Reader)));
}
readResults = Reader.Expect(':');
if (!readResults.Successful)
{
return(readResults);
}
readResults = ReadValue(out INbtTag value);
if (!readResults.Successful)
{
return(readResults);
}
compound.Add(key, value);
if (!HasElementSeparator())
{
break;
}
if (Reader.CanRead())
{
continue;
}
return(ReadResults.Failure(CommandError.ExpectedKey().WithContext(Reader)));
}
return(Reader.Expect('}'));
}
public ReadResults ReadDouble(out WorldCoordinate result)
{
result = default;
if (!StringReader.CanRead())
{
return(ReadResults.Failure(CommandError.ExpectedCoordinate().WithContext(StringReader)));
}
if (StringReader.Peek() == '^')
{
return(ReadResults.Failure(CommandError.MixedCoordinateType().WithContext(StringReader)));
}
bool isRelative = IsRelative();
int start = StringReader.GetCursor();
if (StringReader.AtEndOfArgument() || (UseBedrock && !IsNumberPart(StringReader.Peek())))
{
result = new WorldCoordinate(isRelative ? 0.0d : 0.5d, isRelative);
return(ReadResults.Success());
}
ReadResults readResults = StringReader.ReadDouble(out double value);
if (!readResults.Successful)
{
return(readResults);
}
string number = StringReader.GetString()[start..StringReader.GetCursor()];
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out NbtPath result)
{
result = default;
int start = reader.GetCursor();
bool isRoot = true;
ReadResults readResults;
while (!reader.AtEndOfArgument())
{
readResults = ParseNode(reader, isRoot);
if (!readResults.Successful)
{
return(readResults);
}
isRoot = false;
if (!reader.CanRead())
{
continue;
}
char c = reader.Peek();
if (c == ' ' || c == '[' || c == '{')
{
continue;
}
readResults = reader.Expect('.');
if (!readResults.Successful)
{
return(readResults);
}
}
result = new NbtPath(reader.GetString()[start..reader.GetCursor()]);
private static ReadResults ReadSort(EntitySelectorParser parser, IStringReader reader, string originalName, int previousStart, DispatcherResources resources)
{
if (parser.IsSorted())
{
reader.SetCursor(previousStart);
return(ReadResults.Failure(CommandError.InapplicableOption(originalName).WithContext(reader)));
}
int start = reader.GetCursor();
ReadResults readResults = reader.ReadUnquotedString(out string sort);
if (!readResults.Successful)
{
return(readResults);
}
if (resources.Sorts.Contains(sort))
{
parser.AddArgument(new ParsedArgument <Literal>(new Literal(sort), false));
return(ReadResults.Success());
}
else
{
reader.SetCursor(start);
return(ReadResults.Failure(CommandError.UnknownSort(sort).WithContext(reader)));
}
}
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out EntitySelector result)
{
int start = reader.GetCursor();
EntitySelectorParser entitySelectorParser = new EntitySelectorParser(reader, resources, UseBedrock);
ReadResults readResults = entitySelectorParser.Parse(out result);
if (!readResults.Successful)
{
return(readResults);
}
if (result.MaxResults > 1 && SingleEntity)
{
reader.SetCursor(start);
if (PlayersOnly)
{
return(ReadResults.Failure(CommandError.SelectorTooManyPlayers().WithContext(reader)));
}
else
{
return(ReadResults.Failure(CommandError.SelectorTooManyEntities().WithContext(reader)));
}
}
if (result.IncludesEntities && PlayersOnly && !result.IsSelf)
{
reader.SetCursor(start);
return(ReadResults.Failure(CommandError.SelectorPlayersOnly().WithContext(reader)));
}
return(ReadResults.Success());
}
public EntitySelectorParser(IStringReader reader, DispatcherResources resources, bool useBedrock)
{
Reader = reader;
Start = reader.GetCursor();
Resources = resources;
UseBedrock = useBedrock;
}
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out Message result)
{
result = default;
string message = reader.GetRemaining();
Dictionary <int, EntitySelector> selectors = new Dictionary <int, EntitySelector>();
while (reader.CanRead())
{
if (reader.Peek() == '@')
{
if (reader.CanRead(2) && "parse".Contains(reader.Peek(1)))
{
int start = reader.GetCursor();
ReadResults readResults = new EntitySelectorParser(reader, resources, UseBedrock).Parse(out EntitySelector entitySelector);
if (!readResults.Successful)
{
return(readResults);
}
selectors.Add(start, entitySelector);
}
else
{
reader.Skip(2);
}
continue;
}
reader.Skip();
}
result = new Message(message, selectors);
return(ReadResults.Success());
}
public override ReadResults Parse(IStringReader reader, CommandContext builder, DispatcherResources resources)
{
int start = reader.GetCursor();
int end = Parse(reader);
if (end > -1)
{
ParsedArgument <Literal> parsed = new ParsedArgument <Literal>(new Literal(reader.GetString()[start..end]), builder.InRoot);
public static ReadResults TryRead(IStringReader stringReader, out ResourceLocation result)
{
int start = stringReader.GetCursor();
while (stringReader.CanRead() && IsAllowedInResourceLocation(stringReader.Peek()))
{
stringReader.Skip();
}
string input = stringReader.GetString()[start..stringReader.GetCursor()];
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out UUID result)
{
int start = reader.GetCursor();
while (reader.CanRead() && IsUuidPart(reader.Peek()))
{
reader.Skip();
}
string uuid = reader.GetString()[start..reader.GetCursor()];
public ReadResults ByName(out ObjectiveCriterion result)
{
int start = StringReader.GetCursor();
while (!StringReader.AtEndOfArgument())
{
StringReader.Skip();
}
string criterion = StringReader.GetString()[start..StringReader.GetCursor()];
public ReadResults ReadSpecial(out IJsonArgument result)
{
int start = StringReader.GetCursor();
while (StringReader.CanRead() && IsAllowedInput(StringReader.Peek()))
{
StringReader.Skip();
}
string s = StringReader.GetString()[start..StringReader.GetCursor()];
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out Operation result)
{
result = default;
int start = reader.GetCursor();
while (!reader.AtEndOfArgument())
{
reader.Skip();
}
string operation = reader.GetString()[start..reader.GetCursor()];
public CommandResults Parse(string command, IStringReader reader)
{
CommandContext contextBuilder = new CommandContext(reader.GetCursor());
ParseResults parseResults = ParseNodes(Root, reader, contextBuilder);
if (parseResults.Reader.CanRead())
{
if (parseResults.Errors.Count > 0)
{
return(new CommandResults(false, parseResults.Errors[^ 1], parseResults.Context.Results));
public IEnumerable <Node> GetRelevantNodes(IStringReader reader)
{
if (Literals.Count > 0)
{
int start = reader.GetCursor();
while (!reader.AtEndOfArgument())
{
reader.Skip();
}
string value = reader.GetString()[start..reader.GetCursor()];
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out StructureRotation result)
{
result = default;
int start = reader.GetCursor();
while (reader.CanRead() && IsUnquotedStringPart(reader.Peek()))
{
reader.Skip();
}
string structureRotation = reader.GetString()[start..reader.GetCursor()];
private ReadResults CheckComponents(EntitySelectorParser parser, IStringReader reader, DispatcherResources resources)
{
if (Contents != null)
{
CommandContext context = new CommandContext(reader.GetCursor());
ReadResults readResults = Contents.Parse(reader, context, resources);
if (readResults.Successful)
{
parser.AddArgument(context.Results[0]);
}
return(readResults);
}
return(ReadResults.Success());
}
public override ReadResults Validate(JsonObject obj, string key, ComponentReader componentReader, Components components, IStringReader reader, int start, DispatcherResources resources)
{
ComponentArray componentArray = new ComponentArray();
int end = reader.GetCursor();
ReadResults readResults = componentArray.Validate(obj, key, componentReader, components, reader, start, resources);
if (!readResults.Successful)
{
reader.SetCursor(end);
ComponentRoot componentRoot = new ComponentRoot();
return(componentRoot.Validate(obj, key, componentReader, components, reader, start, resources));
}
return(ReadResults.Success());
}
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out Angle result)
{
int start = reader.GetCursor();
ReadResults readResults = new AngleParser(reader).Read(out result);
if (!readResults.Successful)
{
return(readResults);
}
if (float.IsNaN(result.Value) || float.IsInfinity(result.Value))
{
reader.SetCursor(start);
return(ReadResults.Failure(CommandError.InvalidAngle().WithContext(reader)));
}
return(ReadResults.Success());
}
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out HashSet <char> result)
{
result = new HashSet <char>();
int start = reader.GetCursor();
while (!reader.AtEndOfArgument())
{
char c = reader.Read();
if (!Characters.Contains(c) || result.Contains(c))
{
reader.SetCursor(start);
return(ReadResults.Failure(CommandError.InvalidSwizzle(Characters).WithContext(reader)));
}
result.Add(c);
}
return(ReadResults.Success());
}
private static ReadResults SetExecutor(EntitySelectorParser parser, IStringReader reader, bool negated, string originalName, int previousStart, DispatcherResources resources, bool useBedrock)
{
if (parser.IsTypeLimited())
{
reader.SetCursor(previousStart);
return(ReadResults.Failure(CommandError.InapplicableOption(originalName).WithContext(reader)));
}
int start = reader.GetCursor();
bool isTag = false;
if (reader.CanRead() && reader.Peek() == '#')
{
reader.Skip();
isTag = true;
}
ReadResults readResults = ResourceLocation.TryRead(reader, out ResourceLocation entity);
if (!readResults.Successful)
{
return(readResults);
}
if (ResourceLocation.PLAYER_ENTITY.Equals(entity) && !negated)
{
parser.SetIncludesEntities(false);
}
else if (useBedrock)
{
// Temporary
return(ReadResults.Success());
}
else if (!isTag)
{
if (!resources.Entities.Contains(entity))
{
reader.SetCursor(start);
return(ReadResults.Failure(CommandError.InvalidEntityType(entity).WithContext(reader)));
}
}
parser.AddArgument(new ParsedArgument <Entity>(new Entity(entity, isTag), false));
return(ReadResults.Success());
}
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out GameType result)
{
result = default;
int start = reader.GetCursor();
ReadResults readResults = reader.ReadUnquotedString(out string gamemode);
if (!readResults.Successful)
{
return(readResults);
}
if (!resources.Gamemodes.TryGet(gamemode, out result))
{
reader.SetCursor(start);
return(ReadResults.Failure(CommandError.UnknownGamemode(gamemode).WithContext(reader)));
}
return(ReadResults.Success());
}
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out Component result)
{
result = default;
if (!reader.CanRead())
{
return(ReadResults.Failure(CommandError.IncorrectArgument().WithContext(reader)));
}
int start = reader.GetCursor();
ReadResults readResults = new JsonReader(reader).ReadAny(out IJsonArgument json);
if (!readResults.Successful)
{
return(readResults);
}
result = new Component(json);
return(new ComponentReader(reader, start, resources).ValidateFromRoot(json, resources.Components));
}
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out ItemSlot result)
{
result = default;
int start = reader.GetCursor();
ReadResults readResults = reader.ReadUnquotedString(out string slot);
if (!readResults.Successful)
{
return(readResults);
}
if (!resources.ItemSlots.Contains(slot))
{
reader.SetCursor(start);
return(ReadResults.Failure(CommandError.UnknownSlot(slot).WithContext(reader)));
}
result = new Results.Arguments.ItemSlot(slot);
return(ReadResults.Success());
}
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out Anchor result)
{
result = default;
int start = reader.GetCursor();
ReadResults readResults = reader.ReadUnquotedString(out string anchor);
if (!readResults.Successful)
{
return(readResults);
}
if (!resources.Anchors.Contains(anchor))
{
reader.SetCursor(start);
return(ReadResults.Failure(CommandError.InvalidEntityAnchor(anchor).WithContext(reader)));
}
result = new Anchor(anchor);
return(ReadResults.Success());
}
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out long result)
{
int start = reader.GetCursor();
ReadResults readResults = reader.ReadLong(out result);
if (readResults.Successful)
{
if (result < Minimum)
{
reader.SetCursor(start);
return(ReadResults.Failure(CommandError.LongTooLow(result, Minimum).WithContext(reader)));
}
if (result > Maximum)
{
reader.SetCursor(start);
return(ReadResults.Failure(CommandError.LongTooHigh(result, Maximum).WithContext(reader)));
}
}
return(readResults);
}
private static ReadResults ReadGamemode(EntitySelectorParser parser, IStringReader reader, DispatcherResources resources)
{
int start = reader.GetCursor();
ReadResults readResults = reader.ReadUnquotedString(out string gamemode);
if (!readResults.Successful)
{
return(readResults);
}
if (resources.Gamemodes.TryGet(gamemode, out _))
{
parser.AddArgument(new ParsedArgument <Literal>(new Literal(gamemode), false));
return(ReadResults.Success());
}
else
{
reader.SetCursor(start);
return(ReadResults.Failure(CommandError.UnknownGamemode(gamemode).WithContext(reader)));
}
}
public ReadResults Parse(IStringReader reader, DispatcherResources resources, out ScoreHolder result)
{
result = default;
if (reader.CanRead() && reader.Peek() == '@')
{
EntitySelectorParser entitySelectorParser = new EntitySelectorParser(reader, resources, UseBedrock);
ReadResults readResults = entitySelectorParser.Parse(out EntitySelector entitySelector);
if (!readResults.Successful)
{
return(readResults);
}
if (!Multiple && entitySelector.MaxResults > 1)
{
return(ReadResults.Failure(CommandError.SelectorTooManyEntities()));
}
result = new ScoreHolder(null, entitySelector);
return(ReadResults.Success());
}
if (UseBedrock)
{
ReadResults readResults = reader.ReadString(out string name);
if (!readResults.Successful)
{
return(readResults);
}
result = new ScoreHolder(name, null);
return(ReadResults.Success());
}
else
{
int start = reader.GetCursor();
while (!reader.AtEndOfArgument())
{
reader.Skip();
}
string name = reader.GetString()[start..reader.GetCursor()];
