public void Execute(TFunctionData stackFrame)
{
stackFrame.AssertParamCount(Template.ParameterCount);
Executer exec = stackFrame.StackExecuter;
exec.Context = exec.Context.CreateSubContext();
for (int index = 1; index < Template.ParameterCount; index++)
{
exec.Context.SetVariable(Template.GetParameter <string>(index), stackFrame.GetParameter(index));
}
exec.Context.SetCommand("return", Return);
exec.Context.SetFunction("SetStatus", SetStatus);
stackFrame.CopyFrom(exec.Execute(Body));
exec.HonorBreak();
exec.Context = exec.Context.Collect();
}
public override void Execute(Executer exec)
{
TFunctionData parameters = new TFunctionData(exec, Header.Text);
if (parameters.ParameterCount < 3)
{
throw ThrowHelper.NoCondition();
}
StringSegment condition = new StringSegment(Header.Text, Header.Text.IndexOf(' ', 3));
if (parameters.GetParameter <string>(1).EqualsIgnoreCase("UNTIL"))
{
condition = new StringSegment(string.Format("NOT ({0})", condition)); // Until means inverted
}
else if (parameters.GetParameter <string>(1).EqualsIgnoreCase("WHILE"))
{
// don't do anything, you're golden
}
else
{
throw ThrowHelper.ExpectedToken("UNTIL' or 'WHILE");
}
Evaluator eval = new Evaluator(condition, exec);
do
{
exec.Execute(Body);
if (exec.BreakRequest)
{
exec.HonorBreak();
break;
}
eval.ShouldParse = true;
}while (eval.EvaluateBool());
}
public override void Execute(Executer exec)
{
TFunctionData parameters = new TFunctionData(exec, Header.Text);
if (parameters.ParameterCount < 2)
{
throw ThrowHelper.NoCondition();
}
StringSegment condition = new StringSegment(Header.Text, Header.Text.IndexOf(' '));
Evaluator eval = new Evaluator(condition, exec);
while (eval.EvaluateBool())
{
exec.Execute(Body);
if (exec.BreakRequest)
{
exec.HonorBreak();
break;
}
eval.ShouldParse = true;
}
}
