public async Task <object> CallFunctionAsync(string name, list paramList)
{
Function userfunc = null;
IScriptContextFunction scriptCtxtFunction = null;
if
(
!m_userFunctions.TryGetValue(name, out userfunc)
&&
!m_scriptContextFunctions.TryGetValue(name, out scriptCtxtFunction)
)
{
throw new ScriptException("Function not found: " + name);
}
if (userfunc != null)
{
if (paramList.Count != userfunc.ParamNames.Count)
{
throw
new ScriptException
(
"Function " + name + " takes " + userfunc.ParamNames.Count + " paramters, " +
"not " + paramList.Count + ": " + string.Join(", ", userfunc.ParamNames)
);
}
using (var smacker = new SymbolSmacker(m_symbols))
using (var stacker = new SymbolStacker(m_symbols))
{
for (int p = 0; p < userfunc.ParamNames.Count; ++p)
{
m_symbols.Set(userfunc.ParamNames[p], paramList[p]);
}
object returnValue =
await ProcessAsync
(
userfunc.StartIndex,
userfunc.EndIndex,
new ProcessOutcome(),
m_tempIndentLevel,
m_tempCallDepth + 1
).ConfigureAwait(false);
return(returnValue);
}
}
else
{
object returnValue =
await scriptCtxtFunction.CallAsync
(
m_scriptContext,
paramList
).ConfigureAwait(false);
return(returnValue);
}
}
public void TestSymbolSmacker()
{
var table = new SymbolTable();
table.Set("foo", "bar");
using (SymbolStacker stacker1 = new SymbolStacker(table))
{
table.Set("blet", "monkey");
using (SymbolSmacker smacker = new SymbolSmacker(table))
using (SymbolStacker stacker2 = new SymbolStacker(table))
{
Assert.IsTrue(table.Contains("foo"));
Assert.IsFalse(table.Contains("blet"));
table.Set("something", "else");
}
Assert.IsTrue(table.Contains("blet"));
Assert.IsFalse(table.Contains("something"));
}
Assert.IsTrue(table.Contains("foo"));
Assert.IsFalse(table.Contains("blet"));
Assert.IsFalse(table.Contains("something"));
}
