private static bool CapsInfer(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
// TODO: Make capsinfer properly infer "first" capitalization given multiple sentences. Currently, it mistakes it for "word" mode.
var words = Regex.Matches(args[0].GetString(), @"\w+").OfType<Match>().Select(m => m.Value).ToArray();
int wCount = words.Length;
int uCount = 0;
int fwCount = 0;
bool firstCharIsUpper = false;
for (int i = 0; i < wCount; i++)
{
if (words[i].All(Char.IsUpper))
{
uCount++;
}
if (Char.IsUpper(words[i][0]))
{
fwCount++;
if (i == 0) firstCharIsUpper = true;
}
}
if (uCount == wCount)
{
interpreter.CurrentState.Output.SetCaps(Capitalization.Upper);
}
else if (wCount > 1 && fwCount == wCount)
{
interpreter.CurrentState.Output.SetCaps(Capitalization.Word);
}
else if (firstCharIsUpper)
{
interpreter.CurrentState.Output.SetCaps(Capitalization.First);
}
return false;
}
public TagBlueprint(Interpreter interpreter, Source source, Stringe name, IEnumerable<Token<TokenType>>[] args = null)
: base(interpreter)
{
Source = source;
Name = name;
if (!Interpreter.TagFuncs.TryGetValue(Name.Value.ToLower().Trim(), out _tagDef))
{
throw new ProcessusException(Source, Name, "The tag '" + Name.Value + "' does not exist.");
}
_tagDef.ValidateArgCount(source, name, args != null ? args.Length : 0);
if (args == null)
{
_args = Enumerable.Empty<TagArg>().ToArray();
}
else
{
// Insert token arguments into the array, set string args to null.
_args = args.Select((a, i) => _tagDef.ArgTypes[i] == TagArgType.Tokens ? TagArg.FromTokens(a) : null).ToArray();
// Queue string arguments on the stack.
for (int i = 0; i < _tagDef.ArgTypes.Length; i++)
{
if (_tagDef.ArgTypes[i] == TagArgType.Result)
{
interpreter.PushState(Interpreter.State.CreateDerivedDistinct(source, args[i], interpreter));
}
}
}
}
public override bool Use()
{
var srcstr = I.PopResultString();
var src = new Source("Meta_" + String.Format("{0:X16}", srcstr.Hash()), SourceType.Metapattern, srcstr);
I.PushState(Interpreter.State.Create(src, I));
return true;
}
public State(Interpreter ii, Source source, ChannelStack output)
{
_finished = false;
_preBlueprints = new Stack<Blueprint>();
_postBlueprints = new Stack<Blueprint>();
_interpreter = ii;
_output = output;
_reader = new SourceReader(source);
_sharesOutput = (output == _interpreter._output && _interpreter.PrevState != null) || (_interpreter._stateStack.Any() && output == _interpreter._stateStack.Peek().Output);
}
private static bool Extern(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
var name = args[0].GetString();
var result = interpreter.Engine.Hooks.Call(name);
if (result == null)
{
throw new ProcessusException(source, tagname, "A hook with the name '" + name + "' does not exist.");
}
interpreter.Print(result);
return false;
}
private State(Interpreter ii, Source derivedSource, IEnumerable<Token<TokenType>> tokens,
ChannelStack output)
{
_finished = false;
_preBlueprints = new Stack<Blueprint>();
_postBlueprints = new Stack<Blueprint>();
_interpreter = ii;
_output = output;
_reader = new SourceReader(new Source(derivedSource.Name, derivedSource.Type, tokens, derivedSource.Code));
_sharesOutput = (output == _interpreter._output && _interpreter.PrevState != null) || (_interpreter._stateStack.Any() && output == _interpreter._stateStack.Peek().Output);
}
internal ProcessusException(Source source, Stringe token, string message = "A generic syntax error was encountered.") : base((token != null ? ("(Ln " + token.Line + ", Col " + token.Column + ") - ") : "") + message)
{
_source = source.Code;
if (token != null)
{
_line = token.Line;
_col = token.Column;
_index = token.Offset;
_length = token.Length;
}
else
{
_line = _col = 1;
_index = 0;
_length = 0;
}
}
public SubCallBlueprint(Interpreter interpreter, Source source, Subroutine subroutine, IEnumerable<Token<TokenType>>[] args) : base(interpreter)
{
_subroutine = subroutine;
if (args == null)
{
_args = Enumerable.Empty<TagArg>().ToArray();
}
else
{
// Insert token arguments into the array, set string args to null.
_args = args.Select((a, i) => _subroutine.Parameters[i].Item2 == TagArgType.Tokens ? TagArg.FromTokens(a) : null).ToArray();
// Queue string arguments on the stack.
for (int i = 0; i < _subroutine.ParamCount; i++)
{
if (_subroutine.Parameters[i].Item2 == TagArgType.Result)
{
interpreter.PushState(Interpreter.State.CreateDerivedDistinct(source, args[i], interpreter));
}
}
}
}
private static bool NumFmt(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
NumberFormat fmt;
var fmtstr = args[0].GetString();
if (!Enum.TryParse(Util.NameToCamel(fmtstr), out fmt))
{
throw new ProcessusException(source, tagname, "Invalid number format '" + fmtstr + "'");
}
interpreter.NumberFormat = fmt;
return false;
}
private static bool Arg(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
if (!interpreter.SubArgStack.Any())
throw new ProcessusException(source, tagname, "Tried to access arguments outside of a subroutine body.");
TagArg arg;
var argName = args[0].GetString().Trim();
if (!interpreter.SubArgStack.Peek().TryGetValue(argName, out arg))
throw new ProcessusException(source, tagname, "Could not find argument '" + argName + "'.");
// Argument is string
if (arg.Type == TagArgType.Result)
{
interpreter.Print(arg.GetString());
return false;
}
// Argument is tokens
interpreter.PushState(State.CreateDerivedShared(source, arg.GetTokens(), interpreter));
return true;
}
private static bool Reset(Interpreter interpreter, Source source, Stringe tagName, TagArg[] args)
{
interpreter.Reset(args[0].GetString());
return false;
}
private static bool RepNum(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
if (interpreter.CurrentRepeater == null) throw new ProcessusException(source, tagname, "No active repeaters.");
interpreter.Print(interpreter.FormatNumber(interpreter.CurrentRepeater.Index + 1));
return false;
}
public bool Invoke(Interpreter interpreter, Source source, Stringe tagName, TagArg[] args)
{
return _func(interpreter, source, tagName, args);
}
/// <summary>
/// Executes the specified source and returns the resulting output.
/// </summary>
/// <param name="input">The source to execute.</param>
/// <param name="charLimit">The maximum number of characters that can be printed. An exception will be thrown if the limit is exceeded. Set to zero or below for unlimited characters.</param>
/// <returns></returns>
public Output Do(Source input, int charLimit = 0)
{
return new Interpreter(this, input, new RNG(Seeds.NextRaw()), charLimit).Run();
}
/// <summary>
/// Executes the specified source using a custom random number generator and returns the resulting output.
/// </summary>
/// <param name="input">The source to execute.</param>
/// <param name="rng">The random number generator to use when generating output.</param>
/// <param name="charLimit">The maximum number of characters that can be printed. An exception will be thrown if the limit is exceeded. Set to zero or below for unlimited characters.</param>
/// <returns></returns>
public Output Do(Source input, RNG rng, int charLimit = 0)
{
return new Interpreter(this, input, rng, charLimit).Run();
}
private static bool ReplaceMatch(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
interpreter.Print(interpreter.GetMatchString());
return false;
}
private static bool Number(Interpreter interpreter, Source source, Stringe tagName, TagArg[] args)
{
int a, b;
if (!Int32.TryParse(args[0].GetString(), out a) || !Int32.TryParse(args[1].GetString(), out b))
{
throw new ProcessusException(source, tagName, "Range values could not be parsed. They must be numbers.");
}
interpreter.Print(interpreter.FormatNumber(interpreter.RNG.Next(a, b + 1)));
return false;
}
private static bool Desync(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
interpreter.Desync();
return false;
}
private static bool Sync(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
var typeStr = args[1].GetString();
SyncType type;
if (!Enum.TryParse(typeStr, true, out type))
{
throw new ProcessusException(source, tagname, "Invalid synchronizer type: '" + typeStr + "'");
}
interpreter.Sync(args[0].GetString(), type);
return false;
}
private static bool Pin(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
interpreter.Pin(args[0].GetString());
return false;
}
private static bool First(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
if (interpreter.CurrentRepeater == null || !interpreter.CurrentRepeater.IsFirst) return false;
interpreter.PushState(State.CreateDerivedDistinct(source, args[0].GetTokens(), interpreter, interpreter.CurrentState.Output));
return true;
}
private static bool Nth(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
int offset, interval;
if (!Int32.TryParse(args[0].GetString(), out interval))
{
throw new ProcessusException(source, tagname, "Invalid interval value.");
}
if (interval <= 0)
{
throw new ProcessusException(source, tagname, "Interval must be greater than zero.");
}
if (!Int32.TryParse(args[1].GetString(), out offset))
{
throw new ProcessusException(source, tagname, "Invalid offset value.");
}
if (interpreter.CurrentRepeater == null || !interpreter.CurrentRepeater.Nth(offset, interval)) return false;
interpreter.PushState(State.CreateDerivedDistinct(source, args[2].GetTokens(), interpreter, interpreter.CurrentState.Output));
return true;
}
private static bool Caps(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
Capitalization caps;
var caps_str = args[0].GetString();
if (!Enum.TryParse(Util.NameToCamel(caps_str), out caps))
{
throw new ProcessusException(source, tagname, "Invalid capitalization format '" + caps_str + "'");
}
interpreter.CurrentState.Output.SetCaps(caps);
return false;
}
private static bool Separator(Interpreter interpreter, Source source, Stringe tagName, TagArg[] args)
{
interpreter.NextAttribs.Separator = args[0].GetTokens();
return false;
}
internal static Source Derived(string name, Source source, IEnumerable<Token<TokenType>> tokens)
{
return new Source(name, source._type, tokens, source._code);
}
private static bool Repeat(Interpreter interpreter, Source source, Stringe tagName, TagArg[] args)
{
var reps = args[0].GetString().ToLower().Trim();
if (reps == "each")
{
interpreter.NextAttribs.Repetitons = Repeater.Each;
return false;
}
int num;
if (!Int32.TryParse(reps, out num))
{
throw new ProcessusException(source, tagName, "Invalid repetition value '" + reps + "' - must be a number.");
}
if (num < 0)
{
throw new ProcessusException(source, tagName, "Repetition value cannot be negative.");
}
interpreter.NextAttribs.Repetitons = num;
return false;
}
/// <summary>
/// Executes the specified source using a custom seed and returns the resulting output.
/// </summary>
/// <param name="input">The source to execute.</param>
/// <param name="seed">The seed to generate output with.</param>
/// <param name="charLimit">The maximum number of characters that can be printed. An exception will be thrown if the limit is exceeded. Set to zero or below for unlimited characters.</param>
/// <returns></returns>
public Output Do(Source input, long seed, int charLimit = 0)
{
return new Interpreter(this, input, new RNG(seed), charLimit).Run();
}
public void ValidateArgCount(Source source, Stringe tagName, int count)
{
if (count != _paramCount)
throw new ProcessusException(source, tagName, "Tag '" + tagName.Value + "' expected " + _paramCount + " " + (_paramCount == 1 ? "argument" : "arguments") + " but got " + count + ".");
}
private static bool Chance(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
int a;
if (!Int32.TryParse(args[0].GetString(), out a))
{
throw new ProcessusException(source, tagname, "Invalid chance number.");
}
interpreter.SetChance(a);
return false;
}
private static bool Alt(Interpreter interpreter, Source source, Stringe tagname, TagArg[] args)
{
var testState = State.CreateDerivedDistinct(source, args[0].GetTokens(), interpreter,
interpreter.CurrentState.Output);
testState.AddPostBlueprint(new AltBlueprint(interpreter, testState, args[1].GetTokens()));
interpreter.PushState(testState);
return true;
}