/// <summary>
/// Parses a Block inside an open ReplSession
/// </summary>
/// <param name="expression">the Expression-Block that must be executed</param>
/// <param name="replSession">the current repl-session</param>
/// <returns>the result of the Execution-block</returns>
public static object ParseBlock(string expression, IDisposable replSession)
{
if (replSession is InterpreterBuffer.RunnerItem rii)
{
ITVScriptingBaseVisitor <ScriptValue> visitor = InterpreterBuffer.GetInterpreter(rii);
ITVScriptingParser.ProgramContext executor = GetProgramTree(expression);
ScriptValue retVal = visitor.VisitProgram(executor);
return(ScriptValueHelper.GetScriptValueResult <object>(retVal, false));
}
return(ParseBlock(expression, replSession, null));
}
/// <summary>
/// Runs a script inside a specific Scripting context
/// </summary>
/// <param name="scriptingContext">the scripting context in which a script is running</param>
/// <returns>the result of the script</returns>
public TOutput Execute(IDisposable scriptingContext)
{
CheckDate();
bool ok = false;
while (!ok)
{
lock (runCounterLock)
{
ok = executionWait.WaitOne(100);
if (ok)
{
currentRuns++;
}
}
if (!ok)
{
executionWait.WaitOne();
}
}
try
{
if (!runnable)
{
throw new ScriptException(string.Format("Script is not runnable! Suspect Line: {0}{2}Complete Error-List:{2} {1}", suspectLine, errors, Environment.NewLine));
}
var visitor = InterpreterBuffer.GetInterpreter(scriptingContext);
ScriptValue retVal = visitor.VisitProgram(program);
return(ScriptValueHelper.GetScriptValueResult <TOutput>(retVal, false));
}
finally
{
lock (runCounterLock)
{
currentRuns--;
Monitor.Pulse(runCounterLock);
}
}
}
/// <summary>
/// Invokes the body of this function using the provided arguments
/// </summary>
/// <param name="arguments">the arguments whith which to initialize the visitor for this method</param>
/// <returns>the result of this method</returns>
public object Invoke(object[] arguments)
{
var dct = scope.PrepareCall();
try
{
Dictionary <string, object> parameters = new Dictionary <string, object>();
for (int i = 0; i < this.arguments.Length; i++)
{
object val = i < (arguments?.Length ?? 0) ? arguments[i] : null;
parameters[this.arguments[i]] = val;
}
parameters["parameters"] = arguments;
scope.Clear(parameters);
return(ScriptValueHelper.GetScriptValueResult <object>(visitor.Visit(body), false));
}
finally
{
scope.FinalizeScope(dct);
}
}