string GetArgValue(string arg, EnvDTE.Debugger debugger)
{
ThreadHelper.ThrowIfNotOnUIThread();
if (arg.StartsWith("$"))
{
if (!SavedResults.ContainsKey(arg))
{
throw new Exception(String.Format("Using unknown variable {0}", arg));
}
var indexResult = SavedResults[arg].GetResults()[0];
if (indexResult.IsLiteral)
{
return(indexResult.Expression);
}
else
{
var expr = debugger.GetExpression(indexResult.Expression + ",d");
return(expr.Value);
}
}
else
{
return(arg);
}
}
private void GetInputResultsForZip(string[] args, int offset, out DebuggerScriptResultList[] inputResults, out int minResults)
{
minResults = 0;
inputResults = new DebuggerScriptResultList[args.Count() - offset];
for (int inputIndex = 0; inputIndex < inputResults.Count(); ++inputIndex)
{
if (!SavedResults.ContainsKey(args[inputIndex + offset]))
{
throw new Exception(String.Format("Using unknown variable {0}", args[inputIndex + offset]));
}
inputResults[inputIndex] = SavedResults[args[inputIndex + offset]];
int count = inputResults[inputIndex].GetResults().Count();
minResults = inputIndex == 0 ? count : Math.Min(count, minResults);
}
}
DebuggerScriptResultList Concat(string[] args)
{
DebuggerScriptResultList newResults = new DebuggerScriptResultList();
for (int inputIndex = 0; inputIndex < args.Count(); ++inputIndex)
{
if (!SavedResults.ContainsKey(args[inputIndex]))
{
throw new Exception(String.Format("Using unknown variable {0}", args[inputIndex]));
}
var inputResults = SavedResults[args[inputIndex]];
for (int resultIndex = 0; resultIndex < inputResults.GetResults().Count(); ++resultIndex)
{
string exprString = inputResults.GetResults()[resultIndex].Expression;
string nameString = inputResults.GetResults()[resultIndex].Name;
newResults.Add(exprString, nameString, inputResults.GetResults()[resultIndex].Index);
}
}
return(newResults);
}
public void AddResult(string name, DebuggerScriptResultList value)
{
SavedResults.Add(name, value);
}
public DebuggerScriptResultList ExecuteLine(string script, EnvDTE.Debugger debugger)
{
ThreadHelper.ThrowIfNotOnUIThread();
string token;
List <string> args;
bool isFunction;
string saveTo = null;
DebuggerScriptResultList results = new DebuggerScriptResultList();
string functionDeclStart = "function ";
if (script.ToLower().StartsWith(functionDeclStart))
{
string functionDecl = script.Substring(functionDeclStart.Length);
string restOfScript;
GetNextToken(functionDecl, out FunctionBeingAdded.Name, out FunctionBeingAdded.Args, out isFunction, out restOfScript);
if (!FunctionBeingAdded.Name.StartsWith("#"))
{
throw new Exception("Function names must start with #");
}
FunctionBeingAdded.Script = "";
IsAddingFunction = true;
return(null);
}
else if (IsAddingFunction)
{
if (script.ToLower() == "end")
{
IsAddingFunction = false;
Functions.Add(FunctionBeingAdded);
}
else
{
FunctionBeingAdded.Script = FunctionBeingAdded.Script + script + "\n";
}
return(null);
}
GetNextToken(script, out token, out args, out isFunction, out script);
do
{
if (isFunction)
{
switch (token.ToLower())
{
case ".array":
results = results.Array(int.Parse(GetArgValue(args[0], debugger)));
break;
case ".arrayrange":
results = results.ArrayRange(int.Parse(GetArgValue(args[0], debugger)), int.Parse(GetArgValue(args[1], debugger)));
break;
case ".cast":
results = results.Cast(args[0]);
break;
case "concat":
case ".concat":
results = Concat(args.ToArray());
break;
case ".filter":
if (args.Count != 1)
{
throw new Exception("filter requires 1 argument");
}
results = results.Filter(GetArgValue(args[0], debugger), debugger);
break;
case ".filterstring":
if (args.Count != 2)
{
throw new Exception("filterstring requires 2 arguments");
}
results = results.FilterString(GetArgValue(args[0], debugger), GetArgValue(args[1], debugger), debugger);
break;
case ".filternotstring":
if (args.Count != 2)
{
throw new Exception("filternotstring requires 2 arguments");
}
results = results.FilterNotString(GetArgValue(args[0], debugger), GetArgValue(args[1], debugger), debugger);
break;
case ".fold":
if (args.Count != 1)
{
throw new Exception("fold requires 1 argument");
}
results = results.Fold(args[0]);
break;
case ".index":
results = results.ArrayIndex(int.Parse(GetArgValue(args[0], debugger)));
break;
case ".members":
results = results.Members(args.ToArray());
break;
case ".memory":
results = Memory(args, results);
break;
case ".pointer":
results = results.Pointer();
break;
case ".reference":
results = results.Reference();
break;
case ".reinterpretcast":
results = results.ReinterpretCast(GetArgValue(args[0], debugger));
break;
case ".rename":
results = results.Rename(GetArgValue(args[0], debugger));
break;
case ".renamewithindex":
results = results.RenameWithIndex(GetArgValue(args[0], debugger));
break;
case "zip":
case ".zip":
results = Zip(args.ToArray());
break;
case "zipwith":
case ".zipwith":
results = ZipWith(args.ToArray());
break;
case "import":
Import(args[0], debugger);
break;
case "=":
saveTo = args[0];
if (!saveTo.StartsWith("$"))
{
throw new Exception("Variables must begin with '$'");
}
break;
default:
if (token.StartsWith("#"))
{
results = RunFunction(token, results, args, debugger);
}
else if (token.StartsWith(".#"))
{
results = RunFunction(token.Substring(1), results, args, debugger);
}
else
{
throw new Exception("Unknown function");
}
break;
}
}
else if (token.StartsWith(".") || token.StartsWith("->"))
{
results = results.Members(token);
}
else if (token.StartsWith("$"))
{
if (!SavedResults.ContainsKey(token))
{
throw new Exception(String.Format("Using unknown variable {0}", token));
}
results = SavedResults[token];
}
else
{
results = GetVariable(token);
}
} while (GetNextToken(script, out token, out args, out isFunction, out script));
if (saveTo != null)
{
SavedResults.Add(saveTo, results);
}
return(results);
}
