public override void AcceptMarkdownHeader(RCToken token)
{
// Console.Out.WriteLine ("AcceptMarkdownHeader({0}): '{1}'", _state, token.Text);
// Console.Out.WriteLine ("_liLength: " + _liLength);
FinishList();
FinishRuns(true);
// Do break out of a p for a header
int space = token.Text.IndexOf(' ');
int headerTextStart = space + 1;
int headerTextLength = token.Text.TrimEnd().Length - headerTextStart;
string headerText = token.Text.Substring(headerTextStart, headerTextLength);
int headerLevel = 0;
while (token.Text[headerLevel] == '#')
{
++headerLevel;
}
AppendRun();
bool reentered;
RCBlock text = ParseEmbeddedRun(headerText, MarkdownState.Link, out reentered);
_name = "h" + headerLevel.ToString();
StartBlock();
_value = text;
EndBlock();
}
public override void VisitScalar <T> (string name, Column <T> column, int row)
{
_row = new RCBlock(_row,
name,
":",
RCVectorBase.FromArray(new RCArray <T> (column.Data[row])));
}
public override void AcceptMarkdownLiteralLink(RCToken token)
{
// Do not break out of a p for a link
FinishRuns(false);
if (_state == MarkdownState.None)
{
_name = "p";
StartBlock();
_parsingParagraph = true;
}
_state = MarkdownState.Link;
int openBracket = 0;
int closeBracket = token.Text.Length - 1;
int linkTextStart = openBracket + 1;
int linkTextLength = closeBracket - linkTextStart;
string linkText = token.Text.Substring(linkTextStart, linkTextLength);
_name = "a";
StartBlock();
RCBlock textBlock = new RCBlock("", ":", new RCString(linkText));
_value = new RCBlock(RCBlock.Empty, "text", ":", textBlock);
_value = new RCBlock(_value, "href", ":", new RCString(linkText));
EndBlock();
}
public static RCValue DoFinish(RCRunner runner,
RCClosure closure,
RCValue result)
{
while (closure != null)
{
RCBlock obj = closure.Code as RCBlock;
if (obj != null)
{
if (obj.Count > 0 && obj.Evaluator.FinishBlock && result != closure.Code)
{
result = NextBlock(runner, obj, closure, result);
}
}
RCOperator op = closure.Code as RCOperator;
if (op != null)
{
result = op.Finish(result);
}
if (closure.Parent != null &&
(closure.Parent.Bot != closure.Bot ||
closure.Parent.Fiber != closure.Fiber))
{
break;
}
closure = closure.Parent;
}
return(result);
}
/// <summary>
/// Find and return the value referenced by name. Throw if not found.
/// </summary>
public static RCValue Resolve(RCBlock context,
RCClosure closure,
RCArray <string> name,
RCArray <RCBlock> @this)
{
return(Resolve(context, closure, name, @this, false));
}
public RCValue Run(RCValue program, bool restoreStateOnError)
{
// Shouldn't this be an exception?
if (program == null)
{
return(null);
}
RCBlock wrapper = new RCBlock(RCBlock.Empty, "", "<-", program);
RCClosure parent = new RCClosure(_bots[0].Id,
0,
null,
null,
wrapper,
null,
_state,
0,
null,
null,
noClimb: false,
noResolve: false);
RCClosure closure = new RCClosure(parent,
_bots[0].Id,
program,
null,
RCBlock.Empty,
0,
null,
null);
RCValue result = Run(closure, restoreStateOnError);
return(result);
}
public RCBlock ToBlock()
{
RCBlock result = RCBlock.Empty;
result = new RCBlock(result, "SymbolLimit", ":", SymbolLimit);
result = new RCBlock(result, "SymbolUnlimited", ":", SymbolUnlimited);
result = new RCBlock(result, "Forward", ":", Forward);
result = new RCBlock(result, "Start", ":", (long)Start);
result = new RCBlock(result, "IgnoreDispatchedRows", ":", IgnoreDispatchedRows);
result = new RCBlock(result, "SkipFirst", ":", (long)SkipFirst);
result = new RCBlock(result, "TotalLimit", ":", (long)TotalLimit);
result = new RCBlock(result, "Force", ":", Force);
result = new RCBlock(result, "Fill", ":", Fill);
result = new RCBlock(result, "RecordCount", ":", RecordCount);
RCBlock records = RCBlock.Empty;
foreach (KeyValuePair <RCSymbolScalar, SpecRecord> specRecord in _records)
{
records = new RCBlock(records,
specRecord.Key.ToString(),
":",
specRecord.Value.ToBlock());
}
result = new RCBlock(result, "Records", ":", records);
return(result);
}
/// <summary>
/// This method creates an identical closure where the left and right
/// arguments can be accessed in user space.
/// This has to be done by operators that evaluate user provided code.
/// </summary>
public static RCClosure UserOpClosure(RCClosure previous,
RCValue code,
RCArray <RCBlock> @this,
RCValue left,
RCValue right,
bool noClimb)
{
left = left != null ? left : previous.Result.Get("0");
right = right != null ? right : previous.Result.Get("1");
RCBlock result = null;
if (@this != null && @this.Count > 0)
{
result = @this[0];
// This is only for when the this context contains more than one object.
// I'm not even sure whether to support this, I guess I should.
// But this is not going to be the fastest solution possible.
for (int i = 1; i < @this.Count; ++i)
{
for (int j = 0; j < @this[i].Count; ++j)
{
RCBlock block = @this[i].GetName(j);
result = new RCBlock(result, block.Name, ":", block.Value);
}
}
}
if (left == null)
{
result = new RCBlock(result, "R", ":", right);
}
else
{
result = new RCBlock(result, "L", ":", left);
result = new RCBlock(result, "R", ":", right);
}
// Passing code and @this here is important. NextParentOf will look
// for the body of the executing function in that variable to detect tail calls.
RCClosure replacement = new RCClosure(previous.Bot,
previous.Fiber,
previous.Locks,
previous.Parent,
previous.Code,
previous.Left,
result,
previous.Index,
code,
@this,
noClimb,
noResolve: false);
RCClosure child = new RCClosure(replacement,
previous.Bot,
code,
previous.Left,
RCBlock.Empty,
0,
code,
@this);
return(child);
}
public RCBlock Serialize()
{
RCBlock result = RCBlock.Empty;
result = new RCBlock(result, "bot", ":", Bot);
result = new RCBlock(result, "code", ":", this.Code);
result = new RCBlock(result, "depth", ":", this.Depth);
result = new RCBlock(result, "fiber", ":", this.Fiber);
result = new RCBlock(result, "index", ":", this.Index);
result = new RCBlock(result, "result", ":", this.Result);
if (this.Left != null)
{
result = new RCBlock(result, "left", ":", this.Left);
}
if (this.Locks != null)
{
result = new RCBlock(result, "locks", ":", this.Locks);
}
if (this.Parent != null)
{
result = new RCBlock(result, "parent", ":", this.Parent.Serialize());
}
if (this.UserOpContext != null)
{
// TODO: make this List serialize
// result = new RCBlock (result, "userOpContext", ":", this.Parent.Serialize ());
}
result = new RCBlock(result, "noClimb", ":", this.NoClimb);
result = new RCBlock(result, "noResolve", ":", this.NoResolve);
return(result);
}
public override void AcceptEvaluator(RCToken token)
{
FinishValue(true);
MakeExpression();
// When this applies there is no actual opening bracket defining the block.
// This happens in the shell.
// I call it an "implied" block.
if (_block == null)
{
_block = RCBlock.Empty;
}
FinishBlock();
if (_maybeOperator != null)
{
// _maybeOp is not an operator, its a variable.
_variable = _maybeOperator;
_maybeOperator = null;
}
if (_variable == null)
{
// It is an unnamed block.
_variable = "";
}
// If anything was left over on the right, it doesn't belong here.
// Should this be an invalid state for the parser?
_result = null;
_evaluator = RCEvaluator.For(token.Text);
}
public override RCValue Parse(RCArray <RCToken> tokens, out bool fragment, bool canonical)
{
_initialState = _state;
for (int i = 0; i < tokens.Count; ++i)
{
tokens[i].Type.Accept(this, tokens[i]);
}
fragment = false;
// Console.Out.WriteLine ("Done parsing. Doing cleanup ({0})", _state);
FinishQuote(true);
while (_values.Count > 0)
{
EndBlock();
}
if (_run.Length > 0)
{
_value = new RCBlock(_value, "", ":", new RCString(_run.ToString()));
}
else if (_initialState == MarkdownState.Link && _value == null)
{
_value = new RCBlock(null, "", ":", new RCString(""));
}
return(_value);
}
public override void BeforeRow(long e, RCTimeScalar t, RCSymbolScalar symbol, int row)
{
if (_source.Axis.Has("G"))
{
_row = new RCBlock(RCBlock.Empty, "G", ":", new RCLong(_source.Axis.Global[row]));
}
if (_source.Axis.Has("E"))
{
_row = new RCBlock(_row, "E", ":", new RCLong(_source.Axis.Event[row]));
}
if (_source.Axis.Has("T"))
{
_row = new RCBlock(_row, "T", ":", new RCTime(_source.Axis.Time[row]));
}
if (_source.Axis.Has("S"))
{
// Include S as both a field on the row blocks and as the names of the rows
// themselves
// This is so that you can get back to what you had with "flip block $my_cube"
// While also being able to treat the result of "block $my_cube" as a dictionary
// if you wish
_row = new RCBlock(_row, "S", ":", new RCSymbol(_source.Axis.Symbol[row]));
_rowName = _source.Axis.Symbol[row].Key.ToString();
}
}
public static bool DoIsLastCall(RCClosure closure,
RCClosure arg,
RCBlock block)
{
// Costly call to GetName, will want to address this at some point.
// return block.Evaluator.Return;
return(block.GetName(closure.Index).Evaluator.Return);
}
protected static string CreateMessage(object info)
{
// Not the most efficient solution possible, but it looks pretty good on the
// console.
string message;
RCBlock block = info as RCBlock;
if (block != null)
{
if (block.Count == 1 && block.Evaluator == RCEvaluator.Yield)
{
message = block.Format(RCFormat.Default, _colmap);
}
else
{
message = block.Format(RCFormat.Pretty, _colmap);
}
}
else if (info is RCCube)
{
message = ((RCValue)info).Format(RCFormat.Pretty, _colmap);
}
else if (info is RCException && (_level == RCOutput.Test || _level == RCOutput.Single))
{
message = ((RCException)info).ToTestString();
}
else if (info is Exception && (_level == RCOutput.Test || _level == RCOutput.Single))
{
if (RCSystem.Args.FullStack)
{
message = string.Format("<<Reported, {0}>>", info.ToString());
}
else
{
message = "<<Reported>>";
}
}
else if (info is RCString)
{
RCString strings = (RCString)info;
StringBuilder builder = new StringBuilder();
for (int i = 0; i < strings.Count; ++i)
{
builder.AppendLine(strings[i]);
}
if (builder.Length > 0)
{
builder.Remove(builder.Length - 1, 1);
}
message = builder.ToString();
}
else
{
message = info.ToString();
}
return(message);
}
protected void AppendChild(RCValue scalar)
{
_value = new RCBlock(_value, _name, ":", scalar);
if (_state == JSONState.Value)
{
_name = "";
_state = JSONState.Name;
}
}
public RCClosure(RCClosure parent,
long bot,
RCValue code,
RCValue left,
RCBlock result,
int index)
: this(parent, bot, code, left, result, index, null, null)
{
}
public RCValue Get(string name)
{
RCBlock obj = GetName(name);
if (obj == null)
{
return(null);
}
return(obj.Value);
}
public RCValue Get(long index)
{
RCBlock obj = GetName(index);
if (obj == null)
{
return(null);
}
return(obj.Value);
}
public void SetStatic(RCBlock context)
{
if (IsLocked)
{
throw new Exception(
"Attempted to modify a locked instance of RCReference.");
}
_static = context;
}
protected void EndBlock()
{
if (_values.Count > 0)
{
RCBlock child = _value;
_name = _names.Pop();
_value = _values.Pop();
_state = _states.Pop();
AppendChild(child);
}
}
protected void StartBlock()
{
if (_value != null)
{
_values.Push(_value);
_names.Push(_name);
_states.Push(_state);
}
_value = RCBlock.Empty;
_name = "";
}
public static RCBlock Append(RCBlock left, RCBlock right)
{
RCBlock result = left;
for (int i = 0; i < right.Count; ++i)
{
RCBlock current = right.GetName(i);
result = new RCBlock(result, current.Name, current.Evaluator, current.Value);
}
return(result);
}
public void EvalEval(RCRunner runner, RCClosure closure, RCBlock right)
{
RCClosure parent = new RCClosure(closure.Parent,
closure.Bot,
right,
closure.Left,
RCBlock.Empty,
0);
DoEval(runner, parent, right);
}
public override void Lock()
{
base.Lock();
RCBlock current = this;
while (current.Count > 0)
{
current.Value.Lock();
current = current.Previous;
}
}
public RCValue Rep(RCValue program, bool restoreStateOnError)
{
RCValue result = Run(program, restoreStateOnError);
RCBlock state = result as RCBlock;
if (state != null)
{
_state = state;
}
return(result);
}
public override void AcceptMarkdownContent(RCToken token)
{
// Console.Out.WriteLine ("AcceptMarkdownContent({0}): '{1}'", _state, token.Text);
// Console.Out.WriteLine ("_parsingParagraph: {0}", _parsingParagraph);
// Console.Out.WriteLine ("_parsingList: {0}", _parsingList);
// Console.Out.WriteLine ("_liLength: {0}", _liLength);
// Console.Out.WriteLine ("_blankLine: {0}", _blankLine);
string text = token.Text;
if (_state == MarkdownState.ListItem)
{
WrapLITextIfNeeded(_state);
}
if (_liLength > -1)
{
bool indentedlip = true;
for (int i = 0; i < _liLength; ++i)
{
if (i < text.Length && text[i] != ' ')
{
indentedlip = false;
}
}
if (indentedlip)
{
WrapLITextIfNeeded(_state);
}
}
FinishList();
if (_parsingList && _parsingParagraph &&
_blankLine && _state == MarkdownState.None)
{
EndBlock();
_parsingParagraph = false;
}
// _parsingParagraph should be sufficient, shouldn't need _run.Length check.
if ((!_parsingParagraph && _blankLine && _parsingList) ||
(!_parsingList && !_parsingParagraph && _run.Length == 0 &&
(_state == MarkdownState.None || _state == MarkdownState.Newline1)))
{
_state = MarkdownState.Paragraph;
_name = "p";
StartBlock();
_name = "";
_value = RCBlock.Empty;
text = text.TrimStart();
_parsingParagraph = true;
}
else if (_state == MarkdownState.Newline1 || _state == MarkdownState.MaybeBR)
{
text = text.TrimStart();
}
UpdateTextRun(_run, text);
}
protected void AppendRun()
{
if (_run.Length == 0)
{
return;
}
RCString text = new RCString(_run.ToString());
_run.Clear();
_value = new RCBlock(_value, _name, ":", text);
_name = "";
}
protected bool FinishBlock()
{
// instantiate blocks
if (_variable != null && _result != null)
{
_block = new RCBlock(_block, _variable, _evaluator, _result);
_variable = null;
return(true);
// _evaluator = null;
}
return(false);
}
protected RCValue Run(RCClosure root, bool restoreStateOnError)
{
lock (_queueLock)
{
if (_root == null)
{
_root = root;
RCBot rootBot = GetBot(_root.Bot);
// keeping this inside the lock because it should happen before the call to
// Enqueue.
// But only during the very first call to run for this runner.
// Log.Record (this, root, root.BotId, "bot", root.BotId, "start", root.Code);
rootBot.ChangeFiberState(root.Fiber, "start");
RCSystem.Log.Record(root, "fiber", root.Fiber, "start", root.Code);
}
_queue.Enqueue(root);
}
// Trigger a worker (don't care which) to take it.
_wait.Set();
// Wait for the work to be completed.
_done.WaitOne();
// If an exception was thrown, rethrow it on this thread.
if (_exception != null)
{
Exception exception = _exception;
_exception = null;
if (restoreStateOnError)
{
// Make the successfully computed values into the effective state of the
// environment
RCClosure top = _exceptionClosure;
RCClosure underTop = null;
while (top.Parent != null && top.Parent.Parent != null)
{
underTop = top;
top = top.Parent;
}
if (underTop != null && top.Code.IsOperator)
{
top = underTop;
}
_state = RCBlock.Append(_state, top.Result);
}
_runnerUnhandled = true;
throw exception;
}
// The final result is assigned by the worker in Finish ().
RCValue result = _result;
_result = null;
return(result);
}
public RCBlock GetBlock(string name)
{
RCBlock val = (RCBlock)Get(name);
if (val == null)
{
throw new Exception("Required value " + name + " not found in block");
}
else
{
return(val);
}
}
